Saint Nicolas, Liege, Wallonia, Belgium Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Saint Nicolas, Liege, Wallonia, Belgium
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
18th Aug 2023
66AQILowest AQI recorded on
17th Aug 2024
3AQISame Day Analysis (8th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 20 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Saint Nicolas, Liege, Wallonia, Belgium
AQI
Day
Night
.
5 AM8th Aug 2025
9 PM
4 AM9th Aug 2025
Day time
Avg. Highest Time
6AM8th Aug
23AQI
Avg. Lowest Time
7PM8th Aug
16AQI
Night time
Avg. Highest Time
3AM9th Aug
52AQI
Avg. Lowest Time
5AM8th Aug
19AQI
In the last 24 hours,
Saint Nicolas's AQI reached its highest point of 52 at 3 AM during the Night, while the lowest point, 16, was recorded at 7 PM during the Day between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Saint Nicolas, Liege, Wallonia, Belgium
JulAug
10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
10th Jul 2025305 AMAQI
10th Jul 2025276 AMAQI
10th Jul 2025277 AMAQI
10th Jul 2025258 AMAQI
10th Jul 2025269 AMAQI
10th Jul 20252810 AMAQI
10th Jul 20252611 AMAQI
10th Jul 20252212 PMAQI
10th Jul 2025211 PMAQI
10th Jul 2025182 PMAQI
10th Jul 2025203 PMAQI
10th Jul 2025194 PMAQI
10th Jul 2025195 PMAQI
10th Jul 2025196 PMAQI
10th Jul 2025197 PMAQI
10th Jul 2025198 PMAQI
10th Jul 2025209 PMAQI
10th Jul 20252210 PMAQI
10th Jul 20252211 PMAQI
11th Jul 20252212 AMAQI
11th Jul 2025241 AMAQI
11th Jul 2025182 AMAQI
11th Jul 2025143 AMAQI
11th Jul 2025154 AMAQI
19°C10/26°C
11th Jul 2025165 AMAQI
11th Jul 2025196 AMAQI
11th Jul 2025237 AMAQI
11th Jul 2025258 AMAQI
11th Jul 2025269 AMAQI
11th Jul 20252810 AMAQI
11th Jul 20252511 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025221 PMAQI
11th Jul 2025212 PMAQI
11th Jul 2025213 PMAQI
11th Jul 2025214 PMAQI
11th Jul 2025225 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025217 PMAQI
11th Jul 2025228 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252210 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252212 AMAQI
12th Jul 2025231 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025233 AMAQI
12th Jul 2025204 AMAQI
19°C13/25°C
12th Jul 2025215 AMAQI
12th Jul 2025226 AMAQI
12th Jul 2025237 AMAQI
12th Jul 2025258 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20253210 AMAQI
12th Jul 20253011 AMAQI
12th Jul 20252512 PMAQI
12th Jul 2025221 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025223 PMAQI
12th Jul 2025214 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025226 PMAQI
12th Jul 2025227 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025229 PMAQI
12th Jul 20252210 PMAQI
12th Jul 20252211 PMAQI
13th Jul 20252312 AMAQI
13th Jul 2025231 AMAQI
13th Jul 2025222 AMAQI
13th Jul 2025203 AMAQI
13th Jul 2025224 AMAQI
20°C13/26°C
13th Jul 2025215 AMAQI
13th Jul 2025266 AMAQI
13th Jul 2025267 AMAQI
13th Jul 2025308 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20254810 AMAQI
13th Jul 20253511 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025261 PMAQI
13th Jul 2025252 PMAQI
13th Jul 2025243 PMAQI
13th Jul 2025244 PMAQI
13th Jul 2025245 PMAQI
13th Jul 2025226 PMAQI
13th Jul 2025237 PMAQI
13th Jul 2025238 PMAQI
13th Jul 2025239 PMAQI
13th Jul 20252410 PMAQI
13th Jul 20252411 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025241 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025223 AMAQI
14th Jul 2025244 AMAQI
20°C13/27°C
14th Jul 2025255 AMAQI
14th Jul 2025256 AMAQI
14th Jul 2025277 AMAQI
14th Jul 2025288 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252810 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20252612 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025244 PMAQI
14th Jul 2025245 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025247 PMAQI
14th Jul 2025248 PMAQI
14th Jul 2025249 PMAQI
14th Jul 20252510 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252512 AMAQI
15th Jul 2025261 AMAQI
15th Jul 2025212 AMAQI
15th Jul 2025153 AMAQI
15th Jul 2025154 AMAQI
19°C14/25°C
15th Jul 2025155 AMAQI
15th Jul 2025196 AMAQI
15th Jul 2025187 AMAQI
15th Jul 2025198 AMAQI
15th Jul 2025189 AMAQI
15th Jul 20252010 AMAQI
15th Jul 20251711 AMAQI
15th Jul 20251712 PMAQI
15th Jul 2025181 PMAQI
15th Jul 2025202 PMAQI
15th Jul 2025203 PMAQI
15th Jul 2025204 PMAQI
15th Jul 2025205 PMAQI
15th Jul 2025196 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025208 PMAQI
15th Jul 2025209 PMAQI
15th Jul 20252010 PMAQI
15th Jul 20252111 PMAQI
16th Jul 20252112 AMAQI
16th Jul 2025221 AMAQI
16th Jul 2025182 AMAQI
16th Jul 2025163 AMAQI
16th Jul 2025164 AMAQI
19°C14/25°C
16th Jul 2025175 AMAQI
16th Jul 2025176 AMAQI
16th Jul 2025187 AMAQI
16th Jul 2025188 AMAQI
16th Jul 2025189 AMAQI
16th Jul 20251910 AMAQI
16th Jul 20251811 AMAQI
16th Jul 20251712 PMAQI
16th Jul 2025171 PMAQI
16th Jul 2025192 PMAQI
16th Jul 2025193 PMAQI
16th Jul 2025194 PMAQI
16th Jul 2025205 PMAQI
16th Jul 2025206 PMAQI
16th Jul 2025207 PMAQI
16th Jul 2025198 PMAQI
16th Jul 2025199 PMAQI
16th Jul 20252010 PMAQI
16th Jul 20252011 PMAQI
17th Jul 20252012 AMAQI
17th Jul 2025201 AMAQI
17th Jul 2025152 AMAQI
17th Jul 2025153 AMAQI
17th Jul 2025164 AMAQI
17°C12/23°C
17th Jul 2025205 AMAQI
17th Jul 2025236 AMAQI
17th Jul 2025257 AMAQI
17th Jul 2025308 AMAQI
17th Jul 2025389 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20252911 AMAQI
17th Jul 20252512 PMAQI
17th Jul 2025201 PMAQI
17th Jul 2025202 PMAQI
17th Jul 2025213 PMAQI
17th Jul 2025204 PMAQI
17th Jul 2025215 PMAQI
17th Jul 2025216 PMAQI
17th Jul 2025207 PMAQI
17th Jul 2025218 PMAQI
17th Jul 2025229 PMAQI
17th Jul 20252210 PMAQI
17th Jul 20252211 PMAQI
18th Jul 20252212 AMAQI
18th Jul 2025221 AMAQI
18th Jul 2025162 AMAQI
18th Jul 2025163 AMAQI
18th Jul 2025174 AMAQI
18°C10/26°C
18th Jul 2025185 AMAQI
18th Jul 2025206 AMAQI
18th Jul 2025217 AMAQI
18th Jul 2025208 AMAQI
18th Jul 2025229 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252011 AMAQI
18th Jul 20251912 PMAQI
18th Jul 2025181 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025205 PMAQI
18th Jul 2025206 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025219 PMAQI
18th Jul 20252110 PMAQI
18th Jul 20252111 PMAQI
19th Jul 20252012 AMAQI
19th Jul 2025201 AMAQI
19th Jul 2025172 AMAQI
19th Jul 2025163 AMAQI
19th Jul 2025204 AMAQI
21°C13/28°C
19th Jul 2025205 AMAQI
19th Jul 2025246 AMAQI
19th Jul 2025227 AMAQI
19th Jul 2025238 AMAQI
19th Jul 2025219 AMAQI
19th Jul 20252110 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20251812 PMAQI
19th Jul 2025181 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025225 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025227 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025219 PMAQI
19th Jul 20252210 PMAQI
19th Jul 20252211 PMAQI
20th Jul 20252212 AMAQI
20th Jul 2025221 AMAQI
20th Jul 2025222 AMAQI
20th Jul 2025203 AMAQI
20th Jul 2025224 AMAQI
24°C15/33°C
20th Jul 2025195 AMAQI
20th Jul 2025196 AMAQI
20th Jul 2025187 AMAQI
20th Jul 2025188 AMAQI
20th Jul 2025189 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20251511 AMAQI
20th Jul 20251512 PMAQI
20th Jul 2025141 PMAQI
20th Jul 2025162 PMAQI
20th Jul 2025173 PMAQI
20th Jul 2025184 PMAQI
20th Jul 2025185 PMAQI
20th Jul 2025186 PMAQI
20th Jul 2025167 PMAQI
20th Jul 2025168 PMAQI
20th Jul 2025189 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252211 PMAQI
21st Jul 20252212 AMAQI
21st Jul 2025221 AMAQI
21st Jul 2025142 AMAQI
21st Jul 2025113 AMAQI
21st Jul 2025114 AMAQI
20°C14/28°C
21st Jul 2025125 AMAQI
21st Jul 2025146 AMAQI
21st Jul 2025147 AMAQI
21st Jul 2025168 AMAQI
21st Jul 2025149 AMAQI
21st Jul 20251410 AMAQI
21st Jul 20251411 AMAQI
21st Jul 20251312 PMAQI
21st Jul 2025121 PMAQI
21st Jul 2025132 PMAQI
21st Jul 2025133 PMAQI
21st Jul 2025134 PMAQI
21st Jul 2025145 PMAQI
21st Jul 2025146 PMAQI
21st Jul 2025157 PMAQI
21st Jul 2025158 PMAQI
21st Jul 2025179 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20251811 PMAQI
22nd Jul 20251812 AMAQI
22nd Jul 2025181 AMAQI
22nd Jul 2025152 AMAQI
22nd Jul 2025133 AMAQI
22nd Jul 2025144 AMAQI
18°C13/23°C
22nd Jul 2025145 AMAQI
22nd Jul 2025156 AMAQI
22nd Jul 2025147 AMAQI
22nd Jul 2025148 AMAQI
22nd Jul 2025149 AMAQI
22nd Jul 20251310 AMAQI
22nd Jul 20251211 AMAQI
22nd Jul 20251212 PMAQI
22nd Jul 2025121 PMAQI
22nd Jul 2025132 PMAQI
22nd Jul 2025133 PMAQI
22nd Jul 2025134 PMAQI
22nd Jul 2025135 PMAQI
22nd Jul 2025126 PMAQI
22nd Jul 2025137 PMAQI
22nd Jul 2025148 PMAQI
22nd Jul 2025129 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251611 PMAQI
23rd Jul 20251612 AMAQI
23rd Jul 2025161 AMAQI
23rd Jul 2025122 AMAQI
23rd Jul 2025113 AMAQI
23rd Jul 2025124 AMAQI
17°C12/22°C
23rd Jul 2025105 AMAQI
23rd Jul 2025106 AMAQI
23rd Jul 2025107 AMAQI
23rd Jul 2025118 AMAQI
23rd Jul 2025139 AMAQI
23rd Jul 20251310 AMAQI
23rd Jul 20251211 AMAQI
23rd Jul 20251012 PMAQI
23rd Jul 2025101 PMAQI
23rd Jul 2025122 PMAQI
23rd Jul 2025123 PMAQI
23rd Jul 2025144 PMAQI
23rd Jul 2025145 PMAQI
23rd Jul 2025156 PMAQI
23rd Jul 2025167 PMAQI
23rd Jul 2025158 PMAQI
23rd Jul 2025159 PMAQI
23rd Jul 20251610 PMAQI
23rd Jul 20251611 PMAQI
24th Jul 20251612 AMAQI
24th Jul 2025161 AMAQI
24th Jul 2025212 AMAQI
24th Jul 2025313 AMAQI
24th Jul 2025324 AMAQI
18°C11/24°C
24th Jul 2025315 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255112 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025303 PMAQI
24th Jul 2025234 PMAQI
24th Jul 2025205 PMAQI
24th Jul 2025226 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025228 PMAQI
24th Jul 2025219 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252712 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025302 AMAQI
25th Jul 2025323 AMAQI
25th Jul 2025344 AMAQI
18°C13/25°C
25th Jul 2025375 AMAQI
25th Jul 2025286 AMAQI
25th Jul 2025227 AMAQI
25th Jul 2025218 AMAQI
25th Jul 2025239 AMAQI
25th Jul 20253710 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255112 PMAQI
25th Jul 2025431 PMAQI
25th Jul 2025322 PMAQI
25th Jul 2025283 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025275 PMAQI
25th Jul 2025276 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025248 PMAQI
25th Jul 2025279 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20253011 PMAQI
26th Jul 20253112 AMAQI
26th Jul 2025321 AMAQI
26th Jul 2025282 AMAQI
26th Jul 2025333 AMAQI
26th Jul 2025334 AMAQI
19°C12/27°C
26th Jul 2025325 AMAQI
26th Jul 2025366 AMAQI
26th Jul 2025437 AMAQI
26th Jul 2025488 AMAQI
26th Jul 2025529 AMAQI
26th Jul 20256110 AMAQI
26th Jul 20256411 AMAQI
26th Jul 20255512 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025302 PMAQI
26th Jul 2025283 PMAQI
26th Jul 2025284 PMAQI
26th Jul 2025255 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025247 PMAQI
26th Jul 2025248 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20253310 PMAQI
26th Jul 20253511 PMAQI
27th Jul 20253512 AMAQI
27th Jul 2025371 AMAQI
27th Jul 2025342 AMAQI
27th Jul 2025273 AMAQI
27th Jul 2025254 AMAQI
20°C13/26°C
27th Jul 2025245 AMAQI
27th Jul 2025186 AMAQI
27th Jul 2025187 AMAQI
27th Jul 2025208 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20253010 AMAQI
27th Jul 20254511 AMAQI
27th Jul 20253812 PMAQI
27th Jul 2025321 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025283 PMAQI
27th Jul 2025264 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025216 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025239 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252911 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025301 AMAQI
28th Jul 2025182 AMAQI
28th Jul 2025163 AMAQI
28th Jul 2025174 AMAQI
17°C14/20°C
28th Jul 2025195 AMAQI
28th Jul 2025196 AMAQI
28th Jul 2025197 AMAQI
28th Jul 2025188 AMAQI
28th Jul 2025199 AMAQI
28th Jul 20252110 AMAQI
28th Jul 20251911 AMAQI
28th Jul 20251512 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025202 PMAQI
28th Jul 2025193 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025188 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252212 AMAQI
29th Jul 2025231 AMAQI
29th Jul 2025192 AMAQI
29th Jul 2025183 AMAQI
29th Jul 2025204 AMAQI
15°C10/20°C
29th Jul 2025265 AMAQI
29th Jul 2025196 AMAQI
29th Jul 2025197 AMAQI
29th Jul 2025228 AMAQI
29th Jul 2025219 AMAQI
29th Jul 20252010 AMAQI
29th Jul 20252011 AMAQI
29th Jul 20252412 PMAQI
29th Jul 2025241 PMAQI
29th Jul 2025222 PMAQI
29th Jul 2025183 PMAQI
29th Jul 2025194 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025216 PMAQI
29th Jul 2025207 PMAQI
29th Jul 2025208 PMAQI
29th Jul 2025219 PMAQI
29th Jul 20252210 PMAQI
29th Jul 20252311 PMAQI
30th Jul 20252312 AMAQI
30th Jul 2025221 AMAQI
30th Jul 2025242 AMAQI
30th Jul 2025273 AMAQI
30th Jul 2025204 AMAQI
16°C10/23°C
30th Jul 2025225 AMAQI
30th Jul 2025246 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025308 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20253611 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025195 PMAQI
30th Jul 2025206 PMAQI
30th Jul 2025207 PMAQI
30th Jul 2025188 PMAQI
30th Jul 2025189 PMAQI
30th Jul 20251810 PMAQI
30th Jul 20251811 PMAQI
31st Jul 20251812 AMAQI
31st Jul 2025181 AMAQI
31st Jul 2025182 AMAQI
31st Jul 2025183 AMAQI
31st Jul 2025184 AMAQI
16°C11/23°C
31st Jul 2025175 AMAQI
31st Jul 2025156 AMAQI
31st Jul 2025157 AMAQI
31st Jul 2025158 AMAQI
31st Jul 2025169 AMAQI
31st Jul 20251710 AMAQI
31st Jul 20252211 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025291 PMAQI
31st Jul 2025222 PMAQI
31st Jul 2025223 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025225 PMAQI
31st Jul 2025236 PMAQI
31st Jul 2025207 PMAQI
31st Jul 2025238 PMAQI
31st Jul 2025229 PMAQI
31st Jul 20252310 PMAQI
31st Jul 20252311 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025231 AMAQI
1st Aug 2025212 AMAQI
1st Aug 2025223 AMAQI
1st Aug 2025204 AMAQI
18°C12/23°C
1st Aug 2025225 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025257 AMAQI
1st Aug 2025278 AMAQI
1st Aug 2025239 AMAQI
1st Aug 20252410 AMAQI
1st Aug 20252211 AMAQI
1st Aug 20252412 PMAQI
1st Aug 2025221 PMAQI
1st Aug 2025222 PMAQI
1st Aug 2025223 PMAQI
1st Aug 2025224 PMAQI
1st Aug 2025195 PMAQI
1st Aug 2025206 PMAQI
1st Aug 2025207 PMAQI
1st Aug 2025208 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252210 PMAQI
1st Aug 20252311 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025231 AMAQI
2nd Aug 2025192 AMAQI
2nd Aug 2025203 AMAQI
2nd Aug 2025194 AMAQI
17°C12/21°C
2nd Aug 2025185 AMAQI
2nd Aug 2025196 AMAQI
2nd Aug 2025217 AMAQI
2nd Aug 2025188 AMAQI
2nd Aug 2025179 AMAQI
2nd Aug 20251810 AMAQI
2nd Aug 20252211 AMAQI
2nd Aug 20251812 PMAQI
2nd Aug 2025211 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025204 PMAQI
2nd Aug 2025215 PMAQI
2nd Aug 2025206 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025208 PMAQI
2nd Aug 2025219 PMAQI
2nd Aug 20252210 PMAQI
2nd Aug 20252211 PMAQI
3rd Aug 20252212 AMAQI
3rd Aug 2025211 AMAQI
3rd Aug 2025202 AMAQI
3rd Aug 2025183 AMAQI
3rd Aug 2025194 AMAQI
14°C11/18°C
3rd Aug 2025205 AMAQI
3rd Aug 2025206 AMAQI
3rd Aug 2025197 AMAQI
3rd Aug 2025188 AMAQI
3rd Aug 2025189 AMAQI
3rd Aug 20252010 AMAQI
3rd Aug 20251811 AMAQI
3rd Aug 20251912 PMAQI
3rd Aug 2025191 PMAQI
3rd Aug 2025202 PMAQI
3rd Aug 2025193 PMAQI
3rd Aug 2025204 PMAQI
3rd Aug 2025195 PMAQI
3rd Aug 2025206 PMAQI
3rd Aug 2025207 PMAQI
3rd Aug 2025198 PMAQI
3rd Aug 2025209 PMAQI
3rd Aug 20252110 PMAQI
3rd Aug 20252211 PMAQI
4th Aug 20252212 AMAQI
4th Aug 2025221 AMAQI
4th Aug 2025202 AMAQI
4th Aug 2025183 AMAQI
4th Aug 2025184 AMAQI
17°C10/24°C
4th Aug 2025195 AMAQI
4th Aug 2025206 AMAQI
4th Aug 2025217 AMAQI
4th Aug 2025208 AMAQI
4th Aug 2025229 AMAQI
4th Aug 20252210 AMAQI
4th Aug 20252611 AMAQI
4th Aug 20252412 PMAQI
4th Aug 2025221 PMAQI
4th Aug 2025222 PMAQI
4th Aug 2025233 PMAQI
4th Aug 2025234 PMAQI
4th Aug 2025225 PMAQI
4th Aug 2025216 PMAQI
4th Aug 2025227 PMAQI
4th Aug 2025228 PMAQI
4th Aug 2025229 PMAQI
4th Aug 20252310 PMAQI
4th Aug 20252311 PMAQI
5th Aug 20252212 AMAQI
5th Aug 2025221 AMAQI
5th Aug 2025202 AMAQI
5th Aug 2025183 AMAQI
5th Aug 2025214 AMAQI
21°C16/27°C
5th Aug 2025165 AMAQI
5th Aug 2025206 AMAQI
5th Aug 2025247 AMAQI
5th Aug 2025308 AMAQI
5th Aug 2025209 AMAQI
5th Aug 20252110 AMAQI
5th Aug 20252211 AMAQI
5th Aug 20252412 PMAQI
5th Aug 2025221 PMAQI
5th Aug 2025222 PMAQI
5th Aug 2025233 PMAQI
5th Aug 2025234 PMAQI
5th Aug 2025235 PMAQI
5th Aug 2025236 PMAQI
5th Aug 2025237 PMAQI
5th Aug 2025228 PMAQI
5th Aug 2025219 PMAQI
5th Aug 20252310 PMAQI
5th Aug 20252311 PMAQI
6th Aug 20252312 AMAQI
6th Aug 2025241 AMAQI
6th Aug 2025222 AMAQI
6th Aug 2025223 AMAQI
6th Aug 2025204 AMAQI
18°C11/22°C
6th Aug 2025205 AMAQI
6th Aug 2025226 AMAQI
6th Aug 2025247 AMAQI
6th Aug 2025278 AMAQI
6th Aug 2025249 AMAQI
6th Aug 20252710 AMAQI
6th Aug 20252711 AMAQI
6th Aug 20252612 PMAQI
6th Aug 2025241 PMAQI
6th Aug 2025232 PMAQI
6th Aug 2025243 PMAQI
6th Aug 2025234 PMAQI
6th Aug 2025225 PMAQI
6th Aug 2025226 PMAQI
6th Aug 2025227 PMAQI
6th Aug 2025238 PMAQI
6th Aug 2025249 PMAQI
6th Aug 20252410 PMAQI
6th Aug 20252411 PMAQI
7th Aug 20252412 AMAQI
7th Aug 2025241 AMAQI
7th Aug 2025212 AMAQI
7th Aug 2025263 AMAQI
7th Aug 2025264 AMAQI
16°C8/23°C
7th Aug 2025275 AMAQI
7th Aug 2025256 AMAQI
7th Aug 2025237 AMAQI
7th Aug 2025188 AMAQI
7th Aug 2025189 AMAQI
7th Aug 20252010 AMAQI
7th Aug 20251511 AMAQI
7th Aug 20251512 PMAQI
7th Aug 2025151 PMAQI
7th Aug 2025182 PMAQI
7th Aug 2025183 PMAQI
7th Aug 2025184 PMAQI
7th Aug 2025185 PMAQI
7th Aug 2025176 PMAQI
7th Aug 2025187 PMAQI
7th Aug 2025198 PMAQI
7th Aug 2025219 PMAQI
7th Aug 20252310 PMAQI
7th Aug 20252311 PMAQI
8th Aug 20252312 AMAQI
8th Aug 2025241 AMAQI
8th Aug 2025192 AMAQI
8th Aug 2025183 AMAQI
8th Aug 2025184 AMAQI
19°C12/26°C
8th Aug 2025195 AMAQI
8th Aug 2025236 AMAQI
8th Aug 2025217 AMAQI
8th Aug 2025208 AMAQI
8th Aug 2025219 AMAQI
8th Aug 20252010 AMAQI
8th Aug 20251811 AMAQI
8th Aug 20251612 PMAQI
8th Aug 2025171 PMAQI
8th Aug 2025172 PMAQI
8th Aug 2025183 PMAQI
8th Aug 2025184 PMAQI
8th Aug 2025175 PMAQI
8th Aug 2025186 PMAQI
8th Aug 2025167 PMAQI
8th Aug 2025188 PMAQI
8th Aug 2025209 PMAQI
8th Aug 20252210 PMAQI
8th Aug 20252211 PMAQI
9th Aug 20252212 AMAQI
9th Aug 2025221 AMAQI
9th Aug 2025462 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025484 AMAQI
20°C15/26°C
9th Aug 2025465 AMAQI
5 AM9th Aug 2025406 AMAQI
9th Aug 2025427 AMAQI
9th Aug 2025408 AMAQI
9th Aug 2025439 AMAQI
9th Aug 20255210 AMAQI
9th Aug 20255411 AMAQI
9th Aug 20255112 PMAQI
1 PM
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
10 AM - 11 AM
27AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
1 PM - 9 PM
21AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 11 AM (Avg. 27), while the lowest AQI was between 1 PM to 9 PM (Avg. 21).
Night time
Avg. Highest Time
12 AM - 1 AM
23AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 11 PM
22AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 23), while the lowest AQI was between 2 AM to 11 PM (Avg. 22).
2025 Days Vs Air Quality
Saint Nicolas, Liege, Wallonia, Belgium
2025
80%
175
20%
44
0.4%
1
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Good
175 DaysModerate
44 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 221 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Saint Nicolas, Liege, Wallonia, Belgium
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
21AQI
21AQI
2nd January 2025
28AQI
28AQI
3rd January 2025
28AQI
28AQI
4th January 2025
30AQI
30AQI
5th January 2025
21AQI
21AQI
6th January 2025
20AQI
20AQI
7th January 2025
21AQI
21AQI
8th January 2025
21AQI
21AQI
9th January 2025
28AQI
28AQI
10th January 2025
35AQI
35AQI
11th January 2025
55AQI
55AQI
12th January 2025
70AQI
70AQI
13th January 2025
61AQI
61AQI
14th January 2025
57AQI
57AQI
15th January 2025
67AQI
67AQI
16th January 2025
49AQI
49AQI
17th January 2025
61AQI
61AQI
18th January 2025
53AQI
53AQI
19th January 2025
73AQI
73AQI
20th January 2025
75AQI
75AQI
21st January 2025
81AQI
81AQI
22nd January 2025
48AQI
48AQI
23rd January 2025
42AQI
42AQI
24th January 2025
19AQI
19AQI
25th January 2025
23AQI
23AQI
26th January 2025
20AQI
20AQI
27th January 2025
21AQI
21AQI
28th January 2025
24AQI
24AQI
29th January 2025
23AQI
23AQI
30th January 2025
23AQI
23AQI
31st January 2025
36AQI
36AQI
1st February 2025
47AQI
47AQI
2nd February 2025
60AQI
60AQI
3rd February 2025
79AQI
79AQI
4th February 2025
58AQI
58AQI
5th February 2025
48AQI
48AQI
6th February 2025
62AQI
62AQI
7th February 2025
42AQI
42AQI
8th February 2025
57AQI
57AQI
9th February 2025
56AQI
56AQI
10th February 2025
100AQI
100AQI
11th February 2025
41AQI
41AQI
12th February 2025
58AQI
58AQI
13th February 2025
87AQI
87AQI
14th February 2025
93AQI
93AQI
15th February 2025
68AQI
68AQI
16th February 2025
54AQI
54AQI
17th February 2025
60AQI
60AQI
18th February 2025
71AQI
71AQI
19th February 2025
72AQI
72AQI
20th February 2025
60AQI
60AQI
21st February 2025
30AQI
30AQI
22nd February 2025
26AQI
26AQI
23rd February 2025
23AQI
23AQI
24th February 2025
21AQI
21AQI
25th February 2025
25AQI
25AQI
26th February 2025
32AQI
32AQI
27th February 2025
22AQI
22AQI
28th February 2025
26AQI
26AQI
1st March 2025
52AQI
52AQI
2nd March 2025
61AQI
61AQI
3rd March 2025
52AQI
52AQI
4th March 2025
63AQI
63AQI
5th March 2025
75AQI
75AQI
6th March 2025
47AQI
47AQI
7th March 2025
34AQI
34AQI
8th March 2025
56AQI
56AQI
9th March 2025
75AQI
75AQI
10th March 2025
84AQI
84AQI
11th March 2025
88AQI
88AQI
12th March 2025
43AQI
43AQI
13th March 2025
51AQI
51AQI
14th March 2025
31AQI
31AQI
15th March 2025
50AQI
50AQI
16th March 2025
57AQI
57AQI
17th March 2025
42AQI
42AQI
18th March 2025
24AQI
24AQI
19th March 2025
26AQI
26AQI
20th March 2025
33AQI
33AQI
21st March 2025
44AQI
44AQI
22nd March 2025
20AQI
20AQI
23rd March 2025
15AQI
15AQI
24th March 2025
44AQI
44AQI
25th March 2025
116AQI
116AQI
26th March 2025
46AQI
46AQI
27th March 2025
64AQI
64AQI
28th March 2025
64AQI
64AQI
29th March 2025
32AQI
32AQI
30th March 2025
34AQI
34AQI
31st March 2025
24AQI
24AQI
1st April 2025
31AQI
31AQI
2nd April 2025
26AQI
26AQI
3rd April 2025
40AQI
40AQI
4th April 2025
38AQI
38AQI
5th April 2025
47AQI
47AQI
6th April 2025
15AQI
15AQI
7th April 2025
18AQI
18AQI
8th April 2025
18AQI
18AQI
9th April 2025
52AQI
52AQI
10th April 2025
45AQI
45AQI
11th April 2025
57AQI
57AQI
12th April 2025
41AQI
41AQI
13th April 2025
35AQI
35AQI
14th April 2025
35AQI
35AQI
15th April 2025
23AQI
23AQI
16th April 2025
18AQI
18AQI
17th April 2025
20AQI
20AQI
18th April 2025
28AQI
28AQI
19th April 2025
20AQI
20AQI
20th April 2025
41AQI
41AQI
21st April 2025
13AQI
13AQI
22nd April 2025
27AQI
27AQI
23rd April 2025
21AQI
21AQI
24th April 2025
37AQI
37AQI
25th April 2025
59AQI
59AQI
26th April 2025
64AQI
64AQI
27th April 2025
32AQI
32AQI
28th April 2025
36AQI
36AQI
29th April 2025
40AQI
40AQI
30th April 2025
34AQI
34AQI
1st May 2025
31AQI
31AQI
2nd May 2025
36AQI
36AQI
3rd May 2025
83AQI
83AQI
4th May 2025
22AQI
22AQI
5th May 2025
21AQI
21AQI
6th May 2025
17AQI
17AQI
7th May 2025
37AQI
37AQI
8th May 2025
23AQI
23AQI
9th May 2025
17AQI
17AQI
10th May 2025
14AQI
14AQI
11th May 2025
16AQI
16AQI
12th May 2025
16AQI
16AQI
13th May 2025
20AQI
20AQI
14th May 2025
33AQI
33AQI
15th May 2025
38AQI
38AQI
16th May 2025
22AQI
22AQI
17th May 2025
37AQI
37AQI
18th May 2025
41AQI
41AQI
19th May 2025
37AQI
37AQI
20th May 2025
22AQI
22AQI
21st May 2025
37AQI
37AQI
22nd May 2025
28AQI
28AQI
23rd May 2025
17AQI
17AQI
24th May 2025
18AQI
18AQI
25th May 2025
16AQI
16AQI
26th May 2025
21AQI
21AQI
27th May 2025
17AQI
17AQI
28th May 2025
14AQI
14AQI
29th May 2025
20AQI
20AQI
30th May 2025
15AQI
15AQI
31st May 2025
28AQI
28AQI
1st June 2025
23AQI
23AQI
2nd June 2025
27AQI
27AQI
3rd June 2025
32AQI
32AQI
4th June 2025
22AQI
22AQI
5th June 2025
17AQI
17AQI
6th June 2025
13AQI
13AQI
7th June 2025
13AQI
13AQI
8th June 2025
15AQI
15AQI
9th June 2025
26AQI
26AQI
10th June 2025
46AQI
46AQI
11th June 2025
36AQI
36AQI
12th June 2025
38AQI
38AQI
13th June 2025
42AQI
42AQI
14th June 2025
40AQI
40AQI
15th June 2025
33AQI
33AQI
16th June 2025
29AQI
29AQI
17th June 2025
30AQI
30AQI
18th June 2025
35AQI
35AQI
19th June 2025
35AQI
35AQI
20th June 2025
28AQI
28AQI
21st June 2025
25AQI
25AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
20AQI
20AQI
24th June 2025
19AQI
19AQI
25th June 2025
17AQI
17AQI
26th June 2025
18AQI
18AQI
27th June 2025
17AQI
17AQI
28th June 2025
16AQI
16AQI
29th June 2025
18AQI
18AQI
30th June 2025
20AQI
20AQI
1st July 2025
22AQI
22AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
27AQI
27AQI
4th July 2025
23AQI
23AQI
5th July 2025
20AQI
20AQI
6th July 2025
18AQI
18AQI
7th July 2025
18AQI
18AQI
8th July 2025
17AQI
17AQI
9th July 2025
19AQI
19AQI
10th July 2025
22AQI
22AQI
11th July 2025
21AQI
21AQI
12th July 2025
23AQI
23AQI
13th July 2025
25AQI
25AQI
14th July 2025
25AQI
25AQI
15th July 2025
20AQI
20AQI
16th July 2025
19AQI
19AQI
17th July 2025
22AQI
22AQI
18th July 2025
20AQI
20AQI
19th July 2025
21AQI
21AQI
20th July 2025
18AQI
18AQI
21st July 2025
15AQI
15AQI
22nd July 2025
14AQI
14AQI
23rd July 2025
13AQI
13AQI
24th July 2025
30AQI
30AQI
25th July 2025
31AQI
31AQI
26th July 2025
35AQI
35AQI
27th July 2025
27AQI
27AQI
28th July 2025
20AQI
20AQI
29th July 2025
21AQI
21AQI
30th July 2025
23AQI
23AQI
31st July 2025
20AQI
20AQI
1st August 2025
22AQI
22AQI
2nd August 2025
20AQI
20AQI
3rd August 2025
20AQI
20AQI
4th August 2025
22AQI
22AQI
5th August 2025
22AQI
22AQI
6th August 2025
23AQI
23AQI
7th August 2025
21AQI
21AQI
8th August 2025
20AQI
20AQI
40AQI
53AQI
50AQI
34AQI
26AQI
26AQI
22AQI
21AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202535AQI
21
10
12
16
17
13
1
26
4
30
1
30
31
8
175
44
1
Highest AQI recorded in
February53AQI
Lowest AQI recorded in
August21AQI
202425AQI
24
6
1
27
2
26
5
29
1
23
8
28
2
31
31
18
1
31
23
7
24
7
315
39
1
Highest AQI recorded in
November37AQI
Lowest AQI recorded in
April14AQI
202323AQI
3
26
5
22
8
23
8
26
4
31
29
2
30
30
1
28
1
28
3
276
32
Highest AQI recorded in
May38AQI
Lowest AQI recorded in
July14AQI
202230AQI
16
15
21
10
20
1
23
7
24
6
29
24
1
28
30
1
4
210
49
1
Highest AQI recorded in
March60AQI
Lowest AQI recorded in
November5AQI
202133AQI
18
12
20
8
19
12
21
9
29
1
23
7
30
1
27
2
27
3
29
2
21
9
23
8
287
74
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
May18AQI
202027AQI
8
4
1
13
7
1
18
26
4
31
31
28
2
28
3
22
8
26
3
1
231
31
3
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
August16AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
35AQILeast Polluted Year Recorded
2023(Avg.)
23AQISaint Nicolas's annual 2025 AQI (35) shows an average percentage change of 29.7% (worsened AQI) compared to previous years: 2020 (27), 2021 (33), 2022 (30), 2023 (23), 2024 (25).
