Bierset, Grace Hollogne, 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
Bierset, Grace Hollogne, Wallonia, Belgium
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
22AQILowest AQI recorded on
1st Aug 2025
22AQISame Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 22 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Bierset, Grace Hollogne, Wallonia, Belgium
AQI
Day
Night
.
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11AM2nd Aug
22AQI
Avg. Lowest Time
9AM2nd Aug
16AQI
In the last 24 hours,
Bierset's AQI reached its highest point of 22 at 11 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bierset, Grace Hollogne, Wallonia, Belgium
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025255 AMAQI
4th Jul 2025146 AMAQI
4th Jul 2025147 AMAQI
4th Jul 2025158 AMAQI
4th Jul 2025169 AMAQI
4th Jul 20252010 AMAQI
4th Jul 20252211 AMAQI
4th Jul 20252212 PMAQI
4th Jul 2025241 PMAQI
4th Jul 2025262 PMAQI
4th Jul 2025243 PMAQI
4th Jul 2025214 PMAQI
4th Jul 2025205 PMAQI
4th Jul 2025266 PMAQI
4th Jul 2025247 PMAQI
4th Jul 2025258 PMAQI
4th Jul 2025249 PMAQI
4th Jul 20252410 PMAQI
4th Jul 20252411 PMAQI
5th Jul 20252512 AMAQI
5th Jul 2025231 AMAQI
5th Jul 2025232 AMAQI
5th Jul 2025233 AMAQI
5th Jul 2025244 AMAQI
18°C11/25°C
5th Jul 2025235 AMAQI
5th Jul 2025206 AMAQI
5th Jul 2025197 AMAQI
5th Jul 2025188 AMAQI
5th Jul 2025189 AMAQI
5th Jul 20252010 AMAQI
5th Jul 20252111 AMAQI
5th Jul 20252512 PMAQI
5th Jul 2025231 PMAQI
5th Jul 2025202 PMAQI
5th Jul 2025183 PMAQI
5th Jul 2025184 PMAQI
5th Jul 2025205 PMAQI
5th Jul 2025226 PMAQI
5th Jul 2025227 PMAQI
5th Jul 2025228 PMAQI
5th Jul 2025229 PMAQI
5th Jul 20252210 PMAQI
5th Jul 20252311 PMAQI
6th Jul 20252212 AMAQI
6th Jul 2025221 AMAQI
6th Jul 2025222 AMAQI
6th Jul 2025223 AMAQI
6th Jul 2025234 AMAQI
19°C13/28°C
6th Jul 2025235 AMAQI
6th Jul 2025186 AMAQI
6th Jul 2025177 AMAQI
6th Jul 2025168 AMAQI
6th Jul 2025169 AMAQI
6th Jul 20251710 AMAQI
6th Jul 20251611 AMAQI
6th Jul 20251612 PMAQI
6th Jul 2025161 PMAQI
6th Jul 2025152 PMAQI
6th Jul 2025163 PMAQI
6th Jul 2025154 PMAQI
6th Jul 2025175 PMAQI
6th Jul 2025206 PMAQI
6th Jul 2025217 PMAQI
6th Jul 2025208 PMAQI
6th Jul 2025199 PMAQI
6th Jul 20252010 PMAQI
6th Jul 20251911 PMAQI
7th Jul 20252012 AMAQI
7th Jul 2025201 AMAQI
7th Jul 2025202 AMAQI
7th Jul 2025213 AMAQI
7th Jul 2025214 AMAQI
14°C13/16°C
7th Jul 2025205 AMAQI
7th Jul 2025166 AMAQI
7th Jul 2025197 AMAQI
7th Jul 2025248 AMAQI
7th Jul 2025209 AMAQI
7th Jul 20251810 AMAQI
7th Jul 20251711 AMAQI
7th Jul 20251612 PMAQI
7th Jul 2025171 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025193 PMAQI
7th Jul 2025194 PMAQI
7th Jul 2025205 PMAQI
7th Jul 2025226 PMAQI
7th Jul 2025207 PMAQI
7th Jul 2025208 PMAQI
7th Jul 2025199 PMAQI
7th Jul 20252010 PMAQI
7th Jul 20252011 PMAQI
8th Jul 20252012 AMAQI
8th Jul 2025201 AMAQI
8th Jul 2025202 AMAQI
8th Jul 2025203 AMAQI
8th Jul 2025204 AMAQI
15°C10/18°C
8th Jul 2025195 AMAQI
8th Jul 2025166 AMAQI
8th Jul 2025157 AMAQI
8th Jul 2025168 AMAQI
8th Jul 2025169 AMAQI
8th Jul 20251810 AMAQI
8th Jul 20251811 AMAQI
8th Jul 20251812 PMAQI
8th Jul 2025181 PMAQI
8th Jul 2025192 PMAQI
8th Jul 2025213 PMAQI
8th Jul 2025204 PMAQI
8th Jul 2025185 PMAQI
8th Jul 2025196 PMAQI
8th Jul 2025197 PMAQI
8th Jul 2025198 PMAQI
8th Jul 2025199 PMAQI
8th Jul 20251910 PMAQI
8th Jul 20251911 PMAQI
9th Jul 20251912 AMAQI
9th Jul 2025191 AMAQI
9th Jul 2025192 AMAQI
9th Jul 2025193 AMAQI
9th Jul 2025194 AMAQI
14°C9/19°C
9th Jul 2025205 AMAQI
9th Jul 2025186 AMAQI
9th Jul 2025187 AMAQI
9th Jul 2025208 AMAQI
9th Jul 2025229 AMAQI
9th Jul 20252510 AMAQI
9th Jul 20252611 AMAQI
9th Jul 20252512 PMAQI
9th Jul 2025231 PMAQI
9th Jul 2025202 PMAQI
9th Jul 2025213 PMAQI
9th Jul 2025194 PMAQI
9th Jul 2025195 PMAQI
9th Jul 2025186 PMAQI
9th Jul 2025197 PMAQI
9th Jul 2025188 PMAQI
9th Jul 2025199 PMAQI
9th Jul 20251910 PMAQI
9th Jul 20251911 PMAQI
10th Jul 20252012 AMAQI
10th Jul 2025191 AMAQI
10th Jul 2025262 AMAQI
10th Jul 2025273 AMAQI
10th Jul 2025384 AMAQI
16°C9/24°C
10th Jul 2025405 AMAQI
10th Jul 2025346 AMAQI
10th Jul 2025347 AMAQI
10th Jul 2025398 AMAQI
10th Jul 2025319 AMAQI
10th Jul 20253210 AMAQI
10th Jul 20253011 AMAQI
10th Jul 20252412 PMAQI
10th Jul 2025201 PMAQI
10th Jul 2025182 PMAQI
10th Jul 2025203 PMAQI
10th Jul 2025204 PMAQI
10th Jul 2025205 PMAQI
10th Jul 2025206 PMAQI
10th Jul 2025207 PMAQI
10th Jul 2025208 PMAQI
10th Jul 2025209 PMAQI
10th Jul 20252210 PMAQI
10th Jul 20252311 PMAQI
11th Jul 20252312 AMAQI
11th Jul 2025261 AMAQI
11th Jul 2025182 AMAQI
11th Jul 2025163 AMAQI
11th Jul 2025154 AMAQI
19°C11/26°C
11th Jul 2025155 AMAQI
11th Jul 2025206 AMAQI
11th Jul 2025237 AMAQI
11th Jul 2025248 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20252810 AMAQI
11th Jul 20252511 AMAQI
11th Jul 20251912 PMAQI
11th Jul 2025161 PMAQI
11th Jul 2025202 PMAQI
11th Jul 2025213 PMAQI
11th Jul 2025214 PMAQI
11th Jul 2025225 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025227 PMAQI
11th Jul 2025208 PMAQI
11th Jul 2025219 PMAQI
11th Jul 20252110 PMAQI
11th Jul 20252111 PMAQI
12th Jul 20252112 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025192 AMAQI
12th Jul 2025213 AMAQI
12th Jul 2025204 AMAQI
19°C13/24°C
12th Jul 2025215 AMAQI
12th Jul 2025226 AMAQI
12th Jul 2025237 AMAQI
12th Jul 2025238 AMAQI
12th Jul 2025279 AMAQI
12th Jul 20253110 AMAQI
12th Jul 20253311 AMAQI
12th Jul 20252612 PMAQI
12th Jul 2025241 PMAQI
12th Jul 2025212 PMAQI
12th Jul 2025223 PMAQI
12th Jul 2025214 PMAQI
12th Jul 2025215 PMAQI
12th Jul 2025226 PMAQI
12th Jul 2025227 PMAQI
12th Jul 2025218 PMAQI
12th Jul 2025229 PMAQI
12th Jul 20252210 PMAQI
12th Jul 20252211 PMAQI
13th Jul 20252212 AMAQI
13th Jul 2025221 AMAQI
13th Jul 2025212 AMAQI
13th Jul 2025183 AMAQI
13th Jul 2025194 AMAQI
20°C14/26°C
13th Jul 2025205 AMAQI
13th Jul 2025216 AMAQI
13th Jul 2025247 AMAQI
13th Jul 2025328 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025241 PMAQI
13th Jul 2025232 PMAQI
13th Jul 2025233 PMAQI
13th Jul 2025224 PMAQI
13th Jul 2025225 PMAQI
13th Jul 2025226 PMAQI
13th Jul 2025227 PMAQI
13th Jul 2025228 PMAQI
13th Jul 2025229 PMAQI
13th Jul 20252210 PMAQI
13th Jul 20252211 PMAQI
14th Jul 20252312 AMAQI
14th Jul 2025231 AMAQI
14th Jul 2025212 AMAQI
14th Jul 2025203 AMAQI
14th Jul 2025254 AMAQI
20°C14/27°C
14th Jul 2025265 AMAQI
14th Jul 2025246 AMAQI
14th Jul 2025227 AMAQI
14th Jul 2025238 AMAQI
14th Jul 2025249 AMAQI
14th Jul 20252710 AMAQI
14th Jul 20252611 AMAQI
14th Jul 20252412 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025232 PMAQI
14th Jul 2025233 PMAQI
14th Jul 2025234 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025236 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025238 PMAQI
14th Jul 2025239 PMAQI
14th Jul 20252410 PMAQI
14th Jul 20252411 PMAQI
15th Jul 20252412 AMAQI
15th Jul 2025241 AMAQI
15th Jul 2025222 AMAQI
15th Jul 2025163 AMAQI
15th Jul 2025154 AMAQI
20°C16/25°C
15th Jul 2025155 AMAQI
15th Jul 2025186 AMAQI
15th Jul 2025217 AMAQI
15th Jul 2025208 AMAQI
15th Jul 2025209 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20251712 PMAQI
15th Jul 2025161 PMAQI
15th Jul 2025172 PMAQI
15th Jul 2025203 PMAQI
15th Jul 2025214 PMAQI
15th Jul 2025205 PMAQI
15th Jul 2025206 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025228 PMAQI
15th Jul 2025219 PMAQI
15th Jul 20252110 PMAQI
15th Jul 20252111 PMAQI
16th Jul 20252112 AMAQI
16th Jul 2025221 AMAQI
16th Jul 2025182 AMAQI
16th Jul 2025173 AMAQI
16th Jul 2025174 AMAQI
19°C14/25°C
16th Jul 2025185 AMAQI
16th Jul 2025186 AMAQI
16th Jul 2025187 AMAQI
16th Jul 2025198 AMAQI
16th Jul 2025189 AMAQI
16th Jul 20251910 AMAQI
16th Jul 20251911 AMAQI
16th Jul 20251712 PMAQI
16th Jul 2025171 PMAQI
16th Jul 2025192 PMAQI
16th Jul 2025193 PMAQI
16th Jul 2025204 PMAQI
16th Jul 2025205 PMAQI
16th Jul 2025206 PMAQI
16th Jul 2025207 PMAQI
16th Jul 2025208 PMAQI
16th Jul 2025209 PMAQI
16th Jul 20252010 PMAQI
16th Jul 20252011 PMAQI
17th Jul 20252012 AMAQI
17th Jul 2025201 AMAQI
17th Jul 2025152 AMAQI
17th Jul 2025163 AMAQI
17th Jul 2025194 AMAQI
17°C13/23°C
17th Jul 2025215 AMAQI
17th Jul 2025256 AMAQI
17th Jul 2025297 AMAQI
17th Jul 2025288 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20253110 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20252412 PMAQI
17th Jul 2025181 PMAQI
17th Jul 2025212 PMAQI
17th Jul 2025223 PMAQI
17th Jul 2025214 PMAQI
17th Jul 2025225 PMAQI
17th Jul 2025226 PMAQI
17th Jul 2025217 PMAQI
17th Jul 2025228 PMAQI
17th Jul 2025229 PMAQI
17th Jul 20252210 PMAQI
17th Jul 20252211 PMAQI
18th Jul 20252212 AMAQI
18th Jul 2025221 AMAQI
18th Jul 2025202 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025234 AMAQI
19°C11/26°C
18th Jul 2025215 AMAQI
18th Jul 2025216 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025238 AMAQI
18th Jul 2025219 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252011 AMAQI
18th Jul 20252112 PMAQI
18th Jul 2025181 PMAQI
18th Jul 2025212 PMAQI
18th Jul 2025223 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025228 PMAQI
18th Jul 2025229 PMAQI
18th Jul 20252210 PMAQI
18th Jul 20252211 PMAQI
19th Jul 20252212 AMAQI
19th Jul 2025221 AMAQI
19th Jul 2025222 AMAQI
19th Jul 2025213 AMAQI
19th Jul 2025244 AMAQI
21°C15/27°C
19th Jul 2025215 AMAQI
19th Jul 2025226 AMAQI
19th Jul 2025227 AMAQI
19th Jul 2025238 AMAQI
19th Jul 2025219 AMAQI
19th Jul 20252210 AMAQI
19th Jul 20252211 AMAQI
19th Jul 20251812 PMAQI
19th Jul 2025181 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025225 PMAQI
19th Jul 2025226 PMAQI
19th Jul 2025237 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025229 PMAQI
19th Jul 20252210 PMAQI
19th Jul 20252311 PMAQI
20th Jul 20252112 AMAQI
20th Jul 2025221 AMAQI
20th Jul 2025222 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025234 AMAQI
24°C16/33°C
20th Jul 2025225 AMAQI
20th Jul 2025226 AMAQI
20th Jul 2025207 AMAQI
20th Jul 2025208 AMAQI
20th Jul 2025209 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251611 AMAQI
20th Jul 20251512 PMAQI
20th Jul 2025141 PMAQI
20th Jul 2025202 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025198 PMAQI
20th Jul 2025199 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252311 PMAQI
21st Jul 20252312 AMAQI
21st Jul 2025231 AMAQI
21st Jul 2025142 AMAQI
21st Jul 2025113 AMAQI
21st Jul 2025124 AMAQI
20°C16/27°C
21st Jul 2025125 AMAQI
21st Jul 2025146 AMAQI
21st Jul 2025147 AMAQI
21st Jul 2025168 AMAQI
21st Jul 2025169 AMAQI
21st Jul 20251610 AMAQI
21st Jul 20251611 AMAQI
21st Jul 20251512 PMAQI
21st Jul 2025141 PMAQI
21st Jul 2025162 PMAQI
21st Jul 2025173 PMAQI
21st Jul 2025164 PMAQI
21st Jul 2025165 PMAQI
21st Jul 2025166 PMAQI
21st Jul 2025167 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 2025142 AMAQI
22nd Jul 2025133 AMAQI
22nd Jul 2025144 AMAQI
18°C14/22°C
22nd Jul 2025145 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025167 AMAQI
22nd Jul 2025158 AMAQI
22nd Jul 2025149 AMAQI
22nd Jul 20251410 AMAQI
22nd Jul 20251211 AMAQI
22nd Jul 20251212 PMAQI
22nd Jul 2025131 PMAQI
22nd Jul 2025142 PMAQI
22nd Jul 2025163 PMAQI
22nd Jul 2025164 PMAQI
22nd Jul 2025165 PMAQI
22nd Jul 2025166 PMAQI
22nd Jul 2025167 PMAQI
22nd Jul 2025168 PMAQI
22nd Jul 2025169 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251611 PMAQI
23rd Jul 20251612 AMAQI
23rd Jul 2025161 AMAQI
23rd Jul 2025132 AMAQI
23rd Jul 2025113 AMAQI
23rd Jul 2025114 AMAQI
17°C12/22°C
23rd Jul 2025105 AMAQI
23rd Jul 2025106 AMAQI
23rd Jul 2025127 AMAQI
23rd Jul 2025138 AMAQI
23rd Jul 2025149 AMAQI
23rd Jul 20251410 AMAQI
23rd Jul 20251211 AMAQI
23rd Jul 20251112 PMAQI
23rd Jul 2025111 PMAQI
23rd Jul 2025132 PMAQI
23rd Jul 2025143 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 2025282 AMAQI
24th Jul 2025323 AMAQI
24th Jul 2025344 AMAQI
18°C12/24°C
24th Jul 2025375 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025327 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025379 AMAQI
24th Jul 20254410 AMAQI
24th Jul 20254411 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025282 PMAQI
24th Jul 2025263 PMAQI
24th Jul 2025224 PMAQI
24th Jul 2025195 PMAQI
24th Jul 2025216 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025188 PMAQI
24th Jul 2025179 PMAQI
24th Jul 20252210 PMAQI
24th Jul 20252411 PMAQI
25th Jul 20252712 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025332 AMAQI
25th Jul 2025363 AMAQI
25th Jul 2025424 AMAQI
18°C14/24°C
25th Jul 2025475 AMAQI
25th Jul 2025436 AMAQI
25th Jul 2025397 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025419 AMAQI
25th Jul 20255110 AMAQI
25th Jul 20255011 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025361 PMAQI
25th Jul 2025332 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025286 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253212 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025312 AMAQI
26th Jul 2025373 AMAQI
26th Jul 2025384 AMAQI
19°C13/27°C
26th Jul 2025415 AMAQI
26th Jul 2025396 AMAQI
26th Jul 2025447 AMAQI
26th Jul 2025508 AMAQI
26th Jul 2025529 AMAQI
26th Jul 20255410 AMAQI
26th Jul 20255411 AMAQI
26th Jul 20254612 PMAQI
26th Jul 2025351 PMAQI
26th Jul 2025322 PMAQI
26th Jul 2025323 PMAQI
26th Jul 2025314 PMAQI
26th Jul 2025315 PMAQI
26th Jul 2025326 PMAQI
26th Jul 2025317 PMAQI
26th Jul 2025328 PMAQI
26th Jul 2025329 PMAQI
26th Jul 20253410 PMAQI
26th Jul 20253511 PMAQI
27th Jul 20253412 AMAQI
27th Jul 2025371 AMAQI
27th Jul 2025352 AMAQI
27th Jul 2025323 AMAQI
27th Jul 2025284 AMAQI
20°C14/25°C
27th Jul 2025265 AMAQI
27th Jul 2025266 AMAQI
27th Jul 2025267 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20254411 AMAQI
27th Jul 20254212 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025322 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025295 PMAQI
27th Jul 2025296 PMAQI
27th Jul 2025297 PMAQI
27th Jul 2025288 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20253210 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025331 AMAQI
28th Jul 2025182 AMAQI
28th Jul 2025163 AMAQI
28th Jul 2025184 AMAQI
17°C14/20°C
28th Jul 2025205 AMAQI
28th Jul 2025266 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20252810 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20252312 PMAQI
28th Jul 2025231 PMAQI
28th Jul 2025232 PMAQI
28th Jul 2025233 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025235 PMAQI
28th Jul 2025236 PMAQI
28th Jul 2025247 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252412 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025202 AMAQI
29th Jul 2025183 AMAQI
29th Jul 2025224 AMAQI
16°C11/21°C
29th Jul 2025265 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025269 AMAQI
29th Jul 20252810 AMAQI
29th Jul 20252811 AMAQI
29th Jul 20252812 PMAQI
29th Jul 2025271 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025234 PMAQI
29th Jul 2025245 PMAQI
29th Jul 2025236 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025228 PMAQI
29th Jul 2025239 PMAQI
29th Jul 20252410 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025251 AMAQI
30th Jul 2025252 AMAQI
30th Jul 2025243 AMAQI
30th Jul 2025264 AMAQI
17°C11/22°C
30th Jul 2025285 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025327 AMAQI
30th Jul 2025318 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20253111 AMAQI
30th Jul 20252912 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025253 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025245 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025227 PMAQI
30th Jul 2025198 PMAQI
30th Jul 2025209 PMAQI
30th Jul 20252010 PMAQI
30th Jul 20252011 PMAQI
31st Jul 20252012 AMAQI
31st Jul 2025201 AMAQI
31st Jul 2025202 AMAQI
31st Jul 2025203 AMAQI
31st Jul 2025214 AMAQI
16°C11/22°C
31st Jul 2025175 AMAQI
31st Jul 2025206 AMAQI
31st Jul 2025197 AMAQI
31st Jul 2025208 AMAQI
31st Jul 2025199 AMAQI
31st Jul 20252010 AMAQI
31st Jul 20252211 AMAQI
31st Jul 20252812 PMAQI
31st Jul 2025281 PMAQI
31st Jul 2025222 PMAQI
31st Jul 2025223 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025225 PMAQI
31st Jul 2025236 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025248 PMAQI
31st Jul 2025229 PMAQI
31st Jul 20252310 PMAQI
31st Jul 20252311 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025221 AMAQI
1st Aug 2025212 AMAQI
1st Aug 2025213 AMAQI
1st Aug 2025204 AMAQI
18°C12/23°C
1st Aug 2025215 AMAQI
1st Aug 2025226 AMAQI
1st Aug 2025237 AMAQI
1st Aug 2025228 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20252310 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20252312 PMAQI
1st Aug 2025231 PMAQI
1st Aug 2025232 PMAQI
1st Aug 2025223 PMAQI
1st Aug 2025224 PMAQI
1st Aug 2025205 PMAQI
1st Aug 2025196 PMAQI
1st Aug 2025187 PMAQI
1st Aug 2025198 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252310 PMAQI
1st Aug 20252311 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025231 AMAQI
2nd Aug 2025192 AMAQI
2nd Aug 2025203 AMAQI
2nd Aug 2025224 AMAQI
17°C13/21°C
2nd Aug 2025195 AMAQI
2nd Aug 2025216 AMAQI
2nd Aug 2025207 AMAQI
2nd Aug 2025188 AMAQI
2nd Aug 2025169 AMAQI
2nd Aug 20251710 AMAQI
2nd Aug 20252211 AMAQI
2nd Aug 20251712 PMAQI
2nd Aug 2025211 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025213 PMAQI
2nd Aug 2025194 PMAQI
2nd Aug 2025215 PMAQI
2nd Aug 2025206 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025198 PMAQI
2nd Aug 2025219 PMAQI
2nd Aug 20252210 PMAQI
2nd Aug 20252211 PMAQI
3rd Aug 20252212 AMAQI
3rd Aug 2025211 AMAQI
--°C/°C
5 AM
1 PM
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 11 AM
26AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
1 PM - 9 PM
22AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 11 AM (Avg. 26), while the lowest AQI was between 1 PM to 9 PM (Avg. 22).
Night time
Avg. Highest Time
12 AM - 11 PM
22AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 3 AM
22AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 22), while the lowest AQI was between 12 AM to 3 AM (Avg. 22).
2025 Days Vs Air Quality
Bierset, Grace Hollogne, Wallonia, Belgium
2025
100%
65
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
65 DaysModerate
0 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Bierset, Grace Hollogne, 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 May 2025
17AQI
17AQI
2nd May 2025
15AQI
15AQI
3rd May 2025
28AQI
28AQI
1st June 2025
19AQI
19AQI
2nd June 2025
27AQI
27AQI
3rd June 2025
25AQI
25AQI
4th June 2025
26AQI
26AQI
5th June 2025
17AQI
17AQI
6th June 2025
14AQI
14AQI
7th June 2025
15AQI
15AQI
8th June 2025
17AQI
17AQI
9th June 2025
22AQI
22AQI
10th June 2025
45AQI
45AQI
11th June 2025
39AQI
39AQI
12th June 2025
39AQI
39AQI
13th June 2025
42AQI
42AQI
14th June 2025
41AQI
41AQI
15th June 2025
32AQI
32AQI
16th June 2025
31AQI
31AQI
17th June 2025
31AQI
31AQI
18th June 2025
32AQI
32AQI
19th June 2025
31AQI
31AQI
20th June 2025
27AQI
27AQI
21st June 2025
26AQI
26AQI
22nd June 2025
23AQI
23AQI
23rd June 2025
20AQI
20AQI
24th June 2025
20AQI
20AQI
25th June 2025
18AQI
18AQI
26th June 2025
18AQI
18AQI
27th June 2025
18AQI
18AQI
28th June 2025
16AQI
16AQI
29th June 2025
18AQI
18AQI
30th June 2025
19AQI
19AQI
1st July 2025
20AQI
20AQI
2nd July 2025
30AQI
30AQI
3rd July 2025
29AQI
29AQI
4th July 2025
24AQI
24AQI
5th July 2025
22AQI
22AQI
6th July 2025
20AQI
20AQI
7th July 2025
20AQI
20AQI
8th July 2025
19AQI
19AQI
9th July 2025
20AQI
20AQI
10th July 2025
25AQI
25AQI
11th July 2025
21AQI
21AQI
12th July 2025
22AQI
22AQI
13th July 2025
23AQI
23AQI
14th July 2025
23AQI
23AQI
15th July 2025
20AQI
20AQI
16th July 2025
19AQI
19AQI
17th July 2025
22AQI
22AQI
18th July 2025
21AQI
21AQI
19th July 2025
22AQI
22AQI
20th July 2025
21AQI
21AQI
21st July 2025
17AQI
17AQI
22nd July 2025
16AQI
16AQI
23rd July 2025
14AQI
14AQI
24th July 2025
26AQI
26AQI
25th July 2025
34AQI
34AQI
26th July 2025
36AQI
36AQI
27th July 2025
32AQI
32AQI
28th July 2025
25AQI
25AQI
29th July 2025
24AQI
24AQI
30th July 2025
25AQI
25AQI
31st July 2025
21AQI
21AQI
1st August 2025
22AQI
22AQI
20AQI
26AQI
23AQI
22AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202524AQI
3
30
31
1
65
Highest AQI recorded in
June26AQI
Lowest AQI recorded in
May20AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
24AQILeast Polluted Year Recorded
2025(Avg.)
24AQIBierset's annual 2025 AQI (24) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
