Portlaoise, Port Laoise, Laois, Ireland 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
Portlaoise, Port Laoise, Laois, Ireland
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
26th Aug 2024
58AQILowest AQI recorded on
21st Aug 2021
8AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 20 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Portlaoise, Port Laoise, Laois, Ireland
AQI
Day
Night
.
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
2PM2nd Aug
23AQI
Avg. Lowest Time
8AM2nd Aug
18AQI
Night time
Avg. Highest Time
10PM2nd Aug
22AQI
Avg. Lowest Time
4AM3rd Aug
20AQI
In the last 24 hours,
Portlaoise's AQI reached its highest point of 23 at 2 PM during the Day, while the lowest point, 18, was recorded at 8 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Portlaoise, Port Laoise, Laois, Ireland
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 2025195 AMAQI
4th Jul 2025226 AMAQI
4th Jul 2025207 AMAQI
4th Jul 2025228 AMAQI
4th Jul 2025229 AMAQI
4th Jul 20252010 AMAQI
4th Jul 20252111 AMAQI
4th Jul 20252012 PMAQI
4th Jul 2025191 PMAQI
4th Jul 2025202 PMAQI
4th Jul 2025193 PMAQI
4th Jul 2025204 PMAQI
4th Jul 2025215 PMAQI
4th Jul 2025206 PMAQI
4th Jul 2025217 PMAQI
4th Jul 2025208 PMAQI
4th Jul 2025199 PMAQI
4th Jul 20251810 PMAQI
4th Jul 20251811 PMAQI
5th Jul 20251812 AMAQI
5th Jul 2025191 AMAQI
5th Jul 2025182 AMAQI
5th Jul 2025183 AMAQI
5th Jul 2025184 AMAQI
13°C10/15°C
5th Jul 2025165 AMAQI
5th Jul 2025306 AMAQI
5th Jul 2025167 AMAQI
5th Jul 2025158 AMAQI
5th Jul 2025159 AMAQI
5th Jul 20251410 AMAQI
5th Jul 20251411 AMAQI
5th Jul 20251412 PMAQI
5th Jul 2025161 PMAQI
5th Jul 2025162 PMAQI
5th Jul 2025163 PMAQI
5th Jul 2025164 PMAQI
5th Jul 2025165 PMAQI
5th Jul 2025166 PMAQI
5th Jul 2025177 PMAQI
5th Jul 2025168 PMAQI
5th Jul 2025189 PMAQI
5th Jul 20251810 PMAQI
5th Jul 20251811 PMAQI
6th Jul 20251812 AMAQI
6th Jul 2025171 AMAQI
6th Jul 2025142 AMAQI
6th Jul 2025143 AMAQI
6th Jul 2025144 AMAQI
16°C14/19°C
6th Jul 2025145 AMAQI
6th Jul 2025146 AMAQI
6th Jul 2025147 AMAQI
6th Jul 2025138 AMAQI
6th Jul 2025159 AMAQI
6th Jul 20251310 AMAQI
6th Jul 20251411 AMAQI
6th Jul 20251412 PMAQI
6th Jul 2025151 PMAQI
6th Jul 2025152 PMAQI
6th Jul 2025163 PMAQI
6th Jul 2025174 PMAQI
6th Jul 2025165 PMAQI
6th Jul 2025166 PMAQI
6th Jul 2025167 PMAQI
6th Jul 2025168 PMAQI
6th Jul 2025169 PMAQI
6th Jul 20251610 PMAQI
6th Jul 20251611 PMAQI
7th Jul 20251612 AMAQI
7th Jul 2025151 AMAQI
7th Jul 2025122 AMAQI
7th Jul 2025133 AMAQI
7th Jul 2025134 AMAQI
14°C11/18°C
7th Jul 2025155 AMAQI
7th Jul 2025166 AMAQI
7th Jul 2025157 AMAQI
7th Jul 2025168 AMAQI
7th Jul 2025179 AMAQI
7th Jul 20251610 AMAQI
7th Jul 20251611 AMAQI
7th Jul 20251612 PMAQI
7th Jul 2025161 PMAQI
7th Jul 2025162 PMAQI
7th Jul 2025163 PMAQI
7th Jul 2025164 PMAQI
7th Jul 2025175 PMAQI
7th Jul 2025166 PMAQI
7th Jul 2025167 PMAQI
7th Jul 2025178 PMAQI
7th Jul 2025179 PMAQI
7th Jul 20251710 PMAQI
7th Jul 20251711 PMAQI
8th Jul 20251712 AMAQI
8th Jul 2025161 AMAQI
8th Jul 2025162 AMAQI
8th Jul 2025173 AMAQI
8th Jul 2025164 AMAQI
14°C9/20°C
8th Jul 2025185 AMAQI
8th Jul 2025186 AMAQI
8th Jul 2025187 AMAQI
8th Jul 2025188 AMAQI
8th Jul 2025189 AMAQI
8th Jul 20251810 AMAQI
8th Jul 20251811 AMAQI
8th Jul 20251712 PMAQI
8th Jul 2025181 PMAQI
8th Jul 2025182 PMAQI
8th Jul 2025173 PMAQI
8th Jul 2025174 PMAQI
8th Jul 2025175 PMAQI
8th Jul 2025186 PMAQI
8th Jul 2025177 PMAQI
8th Jul 2025178 PMAQI
8th Jul 2025189 PMAQI
8th Jul 20251810 PMAQI
8th Jul 20251811 PMAQI
9th Jul 20251812 AMAQI
9th Jul 2025181 AMAQI
9th Jul 2025162 AMAQI
9th Jul 2025153 AMAQI
9th Jul 2025144 AMAQI
15°C12/20°C
9th Jul 2025165 AMAQI
9th Jul 2025166 AMAQI
9th Jul 2025167 AMAQI
9th Jul 2025158 AMAQI
9th Jul 2025169 AMAQI
9th Jul 20251610 AMAQI
9th Jul 20251511 AMAQI
9th Jul 20251512 PMAQI
9th Jul 2025171 PMAQI
9th Jul 2025152 PMAQI
9th Jul 2025163 PMAQI
9th Jul 2025154 PMAQI
9th Jul 2025165 PMAQI
9th Jul 2025166 PMAQI
9th Jul 2025167 PMAQI
9th Jul 2025168 PMAQI
9th Jul 2025169 PMAQI
9th Jul 20251710 PMAQI
9th Jul 20251611 PMAQI
10th Jul 20251712 AMAQI
10th Jul 2025171 AMAQI
10th Jul 2025182 AMAQI
10th Jul 2025183 AMAQI
10th Jul 2025184 AMAQI
17°C11/23°C
10th Jul 2025165 AMAQI
10th Jul 2025176 AMAQI
10th Jul 2025167 AMAQI
10th Jul 2025168 AMAQI
10th Jul 2025179 AMAQI
10th Jul 20251710 AMAQI
10th Jul 20251811 AMAQI
10th Jul 20251712 PMAQI
10th Jul 2025171 PMAQI
10th Jul 2025172 PMAQI
10th Jul 2025183 PMAQI
10th Jul 2025174 PMAQI
10th Jul 2025185 PMAQI
10th Jul 2025176 PMAQI
10th Jul 2025167 PMAQI
10th Jul 2025168 PMAQI
10th Jul 2025189 PMAQI
10th Jul 20251810 PMAQI
10th Jul 20251811 PMAQI
11th Jul 20251812 AMAQI
11th Jul 2025181 AMAQI
11th Jul 2025162 AMAQI
11th Jul 2025183 AMAQI
11th Jul 2025184 AMAQI
17°C11/24°C
11th Jul 2025185 AMAQI
11th Jul 2025186 AMAQI
11th Jul 2025187 AMAQI
11th Jul 2025188 AMAQI
11th Jul 2025189 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251712 PMAQI
11th Jul 2025181 PMAQI
11th Jul 2025182 PMAQI
11th Jul 2025183 PMAQI
11th Jul 2025184 PMAQI
11th Jul 2025185 PMAQI
11th Jul 2025186 PMAQI
11th Jul 2025187 PMAQI
11th Jul 2025188 PMAQI
11th Jul 2025199 PMAQI
11th Jul 20251910 PMAQI
11th Jul 20251911 PMAQI
12th Jul 20251812 AMAQI
12th Jul 2025191 AMAQI
12th Jul 2025192 AMAQI
12th Jul 2025203 AMAQI
12th Jul 2025204 AMAQI
19°C12/25°C
12th Jul 2025205 AMAQI
12th Jul 2025196 AMAQI
12th Jul 2025207 AMAQI
12th Jul 2025228 AMAQI
12th Jul 2025209 AMAQI
12th Jul 20252210 AMAQI
12th Jul 20252111 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025201 PMAQI
12th Jul 2025192 PMAQI
12th Jul 2025203 PMAQI
12th Jul 2025204 PMAQI
12th Jul 2025195 PMAQI
12th Jul 2025206 PMAQI
12th Jul 2025197 PMAQI
12th Jul 2025208 PMAQI
12th Jul 2025209 PMAQI
12th Jul 20252010 PMAQI
12th Jul 20252011 PMAQI
13th Jul 20252012 AMAQI
13th Jul 2025321 AMAQI
13th Jul 2025202 AMAQI
13th Jul 2025223 AMAQI
13th Jul 2025224 AMAQI
20°C14/27°C
13th Jul 2025235 AMAQI
13th Jul 2025246 AMAQI
13th Jul 2025227 AMAQI
13th Jul 2025238 AMAQI
13th Jul 2025229 AMAQI
13th Jul 20252410 AMAQI
13th Jul 20252411 AMAQI
13th Jul 20252212 PMAQI
13th Jul 2025251 PMAQI
13th Jul 2025252 PMAQI
13th Jul 2025243 PMAQI
13th Jul 2025244 PMAQI
13th Jul 2025245 PMAQI
13th Jul 2025246 PMAQI
13th Jul 2025247 PMAQI
13th Jul 2025248 PMAQI
13th Jul 2025239 PMAQI
13th Jul 20252210 PMAQI
13th Jul 20252311 PMAQI
14th Jul 20252312 AMAQI
14th Jul 2025231 AMAQI
14th Jul 2025242 AMAQI
14th Jul 2025263 AMAQI
14th Jul 2025264 AMAQI
20°C15/25°C
14th Jul 2025255 AMAQI
14th Jul 2025296 AMAQI
14th Jul 2025257 AMAQI
14th Jul 2025248 AMAQI
14th Jul 2025259 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20252311 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025223 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025226 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025238 PMAQI
14th Jul 2025239 PMAQI
14th Jul 20252410 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252412 AMAQI
15th Jul 2025221 AMAQI
15th Jul 2025182 AMAQI
15th Jul 2025163 AMAQI
15th Jul 2025174 AMAQI
14°C11/16°C
15th Jul 2025185 AMAQI
15th Jul 2025196 AMAQI
15th Jul 2025177 AMAQI
15th Jul 2025158 AMAQI
15th Jul 2025159 AMAQI
15th Jul 20251510 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025161 PMAQI
15th Jul 2025162 PMAQI
15th Jul 2025173 PMAQI
15th Jul 2025174 PMAQI
15th Jul 2025165 PMAQI
15th Jul 2025176 PMAQI
15th Jul 2025177 PMAQI
15th Jul 2025188 PMAQI
15th Jul 2025189 PMAQI
15th Jul 20251810 PMAQI
15th Jul 20251811 PMAQI
16th Jul 20251812 AMAQI
16th Jul 2025171 AMAQI
16th Jul 2025192 AMAQI
16th Jul 2025163 AMAQI
16th Jul 2025164 AMAQI
15°C12/19°C
16th Jul 2025165 AMAQI
16th Jul 2025166 AMAQI
16th Jul 2025187 AMAQI
16th Jul 2025178 AMAQI
16th Jul 2025179 AMAQI
16th Jul 20251810 AMAQI
16th Jul 20251811 AMAQI
16th Jul 20251812 PMAQI
16th Jul 2025181 PMAQI
16th Jul 2025182 PMAQI
16th Jul 2025183 PMAQI
16th Jul 2025184 PMAQI
16th Jul 2025195 PMAQI
16th Jul 2025196 PMAQI
16th Jul 2025197 PMAQI
16th Jul 2025198 PMAQI
16th Jul 2025199 PMAQI
16th Jul 20251910 PMAQI
16th Jul 20251911 PMAQI
17th Jul 20251912 AMAQI
17th Jul 2025181 AMAQI
17th Jul 2025172 AMAQI
17th Jul 2025183 AMAQI
17th Jul 2025184 AMAQI
14°C10/18°C
17th Jul 2025205 AMAQI
17th Jul 2025206 AMAQI
17th Jul 2025197 AMAQI
17th Jul 2025198 AMAQI
17th Jul 2025189 AMAQI
17th Jul 20251710 AMAQI
17th Jul 20251811 AMAQI
17th Jul 20251712 PMAQI
17th Jul 2025181 PMAQI
17th Jul 2025182 PMAQI
17th Jul 2025183 PMAQI
17th Jul 2025184 PMAQI
17th Jul 2025185 PMAQI
17th Jul 2025186 PMAQI
17th Jul 2025187 PMAQI
17th Jul 2025188 PMAQI
17th Jul 2025189 PMAQI
17th Jul 20251810 PMAQI
17th Jul 20251811 PMAQI
18th Jul 20251812 AMAQI
18th Jul 2025181 AMAQI
18th Jul 2025162 AMAQI
18th Jul 2025163 AMAQI
18th Jul 2025164 AMAQI
16°C13/19°C
18th Jul 2025175 AMAQI
18th Jul 2025186 AMAQI
18th Jul 2025167 AMAQI
18th Jul 2025158 AMAQI
18th Jul 2025149 AMAQI
18th Jul 20251610 AMAQI
18th Jul 20251611 AMAQI
18th Jul 20251612 PMAQI
18th Jul 2025161 PMAQI
18th Jul 2025162 PMAQI
18th Jul 2025163 PMAQI
18th Jul 2025164 PMAQI
18th Jul 2025165 PMAQI
18th Jul 2025166 PMAQI
18th Jul 2025167 PMAQI
18th Jul 2025168 PMAQI
18th Jul 2025169 PMAQI
18th Jul 20251710 PMAQI
18th Jul 20251711 PMAQI
19th Jul 20251712 AMAQI
19th Jul 2025161 AMAQI
19th Jul 2025142 AMAQI
19th Jul 2025153 AMAQI
19th Jul 2025164 AMAQI
15°C11/19°C
19th Jul 2025185 AMAQI
19th Jul 2025176 AMAQI
19th Jul 2025167 AMAQI
19th Jul 2025168 AMAQI
19th Jul 2025169 AMAQI
19th Jul 20251510 AMAQI
19th Jul 20251411 AMAQI
19th Jul 20251412 PMAQI
19th Jul 2025171 PMAQI
19th Jul 2025182 PMAQI
19th Jul 2025173 PMAQI
19th Jul 2025174 PMAQI
19th Jul 2025165 PMAQI
19th Jul 2025176 PMAQI
19th Jul 2025167 PMAQI
19th Jul 2025178 PMAQI
19th Jul 2025179 PMAQI
19th Jul 20251810 PMAQI
19th Jul 20251811 PMAQI
20th Jul 20251712 AMAQI
20th Jul 2025181 AMAQI
20th Jul 2025162 AMAQI
20th Jul 2025143 AMAQI
20th Jul 2025154 AMAQI
15°C13/19°C
20th Jul 2025175 AMAQI
20th Jul 2025186 AMAQI
20th Jul 2025167 AMAQI
20th Jul 2025168 AMAQI
20th Jul 2025159 AMAQI
20th Jul 20251410 AMAQI
20th Jul 20251511 AMAQI
20th Jul 20251512 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025172 PMAQI
20th Jul 2025173 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025175 PMAQI
20th Jul 2025176 PMAQI
20th Jul 2025177 PMAQI
20th Jul 2025178 PMAQI
20th Jul 2025179 PMAQI
20th Jul 20251710 PMAQI
20th Jul 20251811 PMAQI
21st Jul 20251712 AMAQI
21st Jul 2025171 AMAQI
21st Jul 2025162 AMAQI
21st Jul 2025163 AMAQI
21st Jul 2025164 AMAQI
16°C13/19°C
21st Jul 2025165 AMAQI
21st Jul 2025166 AMAQI
21st Jul 2025177 AMAQI
21st Jul 2025168 AMAQI
21st Jul 2025169 AMAQI
21st Jul 20251510 AMAQI
21st Jul 20251611 AMAQI
21st Jul 20251612 PMAQI
21st Jul 2025171 PMAQI
21st Jul 2025172 PMAQI
21st Jul 2025163 PMAQI
21st Jul 2025174 PMAQI
21st Jul 2025165 PMAQI
21st Jul 2025176 PMAQI
21st Jul 2025167 PMAQI
21st Jul 2025178 PMAQI
21st Jul 2025179 PMAQI
21st Jul 20251710 PMAQI
21st Jul 20251811 PMAQI
22nd Jul 20251712 AMAQI
22nd Jul 2025171 AMAQI
22nd Jul 2025162 AMAQI
22nd Jul 2025163 AMAQI
22nd Jul 2025144 AMAQI
15°C14/17°C
22nd Jul 2025155 AMAQI
22nd Jul 2025156 AMAQI
22nd Jul 2025157 AMAQI
22nd Jul 2025148 AMAQI
22nd Jul 2025149 AMAQI
22nd Jul 20251310 AMAQI
22nd Jul 20251311 AMAQI
22nd Jul 20251412 PMAQI
22nd Jul 2025141 PMAQI
22nd Jul 2025152 PMAQI
22nd Jul 2025153 PMAQI
22nd Jul 2025154 PMAQI
22nd Jul 2025155 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 2025162 AMAQI
23rd Jul 2025163 AMAQI
23rd Jul 2025164 AMAQI
15°C12/18°C
23rd Jul 2025175 AMAQI
23rd Jul 2025176 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025218 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252611 AMAQI
23rd Jul 20252612 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025246 PMAQI
23rd Jul 2025247 PMAQI
23rd Jul 2025238 PMAQI
23rd Jul 2025209 PMAQI
23rd Jul 20252010 PMAQI
23rd Jul 20252011 PMAQI
24th Jul 20252112 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025573 AMAQI
24th Jul 2025594 AMAQI
14°C10/18°C
24th Jul 2025575 AMAQI
24th Jul 2025586 AMAQI
24th Jul 2025617 AMAQI
24th Jul 2025628 AMAQI
24th Jul 2025629 AMAQI
24th Jul 20255910 AMAQI
24th Jul 20255911 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025574 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025576 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025578 PMAQI
24th Jul 2025549 PMAQI
24th Jul 20255410 PMAQI
24th Jul 20255411 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025561 AMAQI
25th Jul 2025612 AMAQI
25th Jul 2025643 AMAQI
25th Jul 2025654 AMAQI
15°C9/21°C
25th Jul 2025645 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025608 AMAQI
25th Jul 2025579 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255511 AMAQI
25th Jul 20255512 PMAQI
25th Jul 2025541 PMAQI
25th Jul 2025552 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025535 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025559 PMAQI
25th Jul 20255610 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20255512 AMAQI
26th Jul 2025541 AMAQI
26th Jul 2025242 AMAQI
26th Jul 2025243 AMAQI
26th Jul 2025204 AMAQI
16°C13/21°C
26th Jul 2025255 AMAQI
26th Jul 2025246 AMAQI
26th Jul 2025247 AMAQI
26th Jul 2025238 AMAQI
26th Jul 2025229 AMAQI
26th Jul 20252110 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20252412 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025323 PMAQI
26th Jul 2025324 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025326 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025328 PMAQI
26th Jul 2025319 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253311 PMAQI
27th Jul 20253212 AMAQI
27th Jul 2025311 AMAQI
27th Jul 2025282 AMAQI
27th Jul 2025293 AMAQI
27th Jul 2025314 AMAQI
15°C11/19°C
27th Jul 2025305 AMAQI
27th Jul 2025306 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025329 AMAQI
27th Jul 20253210 AMAQI
27th Jul 20253111 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025291 PMAQI
27th Jul 2025312 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025298 PMAQI
27th Jul 2025309 PMAQI
27th Jul 20252910 PMAQI
27th Jul 20252911 PMAQI
28th Jul 20253012 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025262 AMAQI
28th Jul 2025263 AMAQI
28th Jul 2025254 AMAQI
15°C10/19°C
28th Jul 2025255 AMAQI
28th Jul 2025246 AMAQI
28th Jul 2025237 AMAQI
28th Jul 2025248 AMAQI
28th Jul 2025229 AMAQI
28th Jul 20252210 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252212 PMAQI
28th Jul 2025221 PMAQI
28th Jul 2025222 PMAQI
28th Jul 2025233 PMAQI
28th Jul 2025234 PMAQI
28th Jul 2025225 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025227 PMAQI
28th Jul 2025228 PMAQI
28th Jul 2025239 PMAQI
28th Jul 20252510 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252312 AMAQI
29th Jul 2025231 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025143 AMAQI
29th Jul 2025134 AMAQI
16°C12/21°C
29th Jul 2025155 AMAQI
29th Jul 2025146 AMAQI
29th Jul 2025147 AMAQI
29th Jul 2025148 AMAQI
29th Jul 2025169 AMAQI
29th Jul 20251510 AMAQI
29th Jul 20251611 AMAQI
29th Jul 20251612 PMAQI
29th Jul 2025171 PMAQI
29th Jul 2025172 PMAQI
29th Jul 2025173 PMAQI
29th Jul 2025174 PMAQI
29th Jul 2025175 PMAQI
29th Jul 2025176 PMAQI
29th Jul 2025177 PMAQI
29th Jul 2025178 PMAQI
29th Jul 2025189 PMAQI
29th Jul 20251710 PMAQI
29th Jul 20251811 PMAQI
30th Jul 20251812 AMAQI
30th Jul 2025171 AMAQI
30th Jul 2025142 AMAQI
30th Jul 2025133 AMAQI
30th Jul 2025114 AMAQI
16°C15/19°C
30th Jul 2025145 AMAQI
30th Jul 2025156 AMAQI
30th Jul 2025147 AMAQI
30th Jul 2025148 AMAQI
30th Jul 2025149 AMAQI
30th Jul 20251410 AMAQI
30th Jul 20251311 AMAQI
30th Jul 20251312 PMAQI
30th Jul 2025151 PMAQI
30th Jul 2025152 PMAQI
30th Jul 2025163 PMAQI
30th Jul 2025154 PMAQI
30th Jul 2025155 PMAQI
30th Jul 2025166 PMAQI
30th Jul 2025167 PMAQI
30th Jul 2025158 PMAQI
30th Jul 2025159 PMAQI
30th Jul 20251510 PMAQI
30th Jul 20251511 PMAQI
31st Jul 20251512 AMAQI
31st Jul 2025151 AMAQI
31st Jul 2025152 AMAQI
31st Jul 2025133 AMAQI
31st Jul 2025124 AMAQI
15°C10/20°C
31st Jul 2025135 AMAQI
31st Jul 2025146 AMAQI
31st Jul 2025137 AMAQI
31st Jul 2025148 AMAQI
31st Jul 2025159 AMAQI
31st Jul 20251410 AMAQI
31st Jul 20251311 AMAQI
31st Jul 20251512 PMAQI
31st Jul 2025161 PMAQI
31st Jul 2025182 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025174 PMAQI
31st Jul 2025185 PMAQI
31st Jul 2025176 PMAQI
31st Jul 2025177 PMAQI
31st Jul 2025198 PMAQI
31st Jul 2025209 PMAQI
31st Jul 20252010 PMAQI
31st Jul 20251811 PMAQI
1st Aug 20251912 AMAQI
1st Aug 2025201 AMAQI
1st Aug 2025192 AMAQI
1st Aug 2025223 AMAQI
1st Aug 2025304 AMAQI
16°C9/21°C
1st Aug 2025185 AMAQI
1st Aug 2025166 AMAQI
1st Aug 2025257 AMAQI
1st Aug 2025278 AMAQI
1st Aug 2025179 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20251611 AMAQI
1st Aug 20251712 PMAQI
1st Aug 2025181 PMAQI
1st Aug 2025182 PMAQI
1st Aug 2025183 PMAQI
1st Aug 2025194 PMAQI
1st Aug 2025185 PMAQI
1st Aug 2025186 PMAQI
1st Aug 2025187 PMAQI
1st Aug 2025198 PMAQI
1st Aug 2025219 PMAQI
1st Aug 20252110 PMAQI
1st Aug 20252111 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025191 AMAQI
2nd Aug 2025202 AMAQI
2nd Aug 2025203 AMAQI
2nd Aug 2025224 AMAQI
14°C9/17°C
2nd Aug 2025195 AMAQI
2nd Aug 2025206 AMAQI
2nd Aug 2025197 AMAQI
2nd Aug 2025188 AMAQI
2nd Aug 2025199 AMAQI
2nd Aug 20252210 AMAQI
2nd Aug 20252011 AMAQI
2nd Aug 20252112 PMAQI
2nd Aug 2025211 PMAQI
2nd Aug 2025232 PMAQI
2nd Aug 2025213 PMAQI
2nd Aug 2025214 PMAQI
2nd Aug 2025205 PMAQI
2nd Aug 2025206 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025208 PMAQI
2nd Aug 2025229 PMAQI
2nd Aug 20252210 PMAQI
2nd Aug 20252111 PMAQI
3rd Aug 20252112 AMAQI
3rd Aug 2025201 AMAQI
3rd Aug 2025212 AMAQI
3rd Aug 2025203 AMAQI
3rd Aug 2025204 AMAQI
15°C10/20°C
3rd Aug 2025205 AMAQI
5 AM3rd Aug 2025216 AMAQI
3rd Aug 2025177 AMAQI
3rd Aug 2025198 AMAQI
3rd Aug 2025199 AMAQI
3rd Aug 20252010 AMAQI
3rd Aug 20251811 AMAQI
3rd Aug 20251812 PMAQI
3rd Aug 2025191 PMAQI
1 PM3rd Aug 2025182 PMAQI
3rd Aug 2025183 PMAQI
3rd Aug 2025184 PMAQI
3rd Aug 2025265 PMAQI
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 PM
21AQI
17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM
21AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 21), while the lowest AQI was between 5 AM to 9 PM (Avg. 21).
Night time
Avg. Highest Time
12 AM - 1 AM
22AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 11 PM
21AQI
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. 22), while the lowest AQI was between 2 AM to 11 PM (Avg. 21).
2025 Days Vs Air Quality
Portlaoise, Port Laoise, Laois, Ireland
2025
80%
172
20%
42
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
172 DaysModerate
42 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 215 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
Portlaoise, Port Laoise, Laois, Ireland
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
25AQI
25AQI
2nd January 2025
54AQI
54AQI
3rd January 2025
69AQI
69AQI
4th January 2025
62AQI
62AQI
5th January 2025
42AQI
42AQI
6th January 2025
27AQI
27AQI
7th January 2025
26AQI
26AQI
8th January 2025
61AQI
61AQI
9th January 2025
87AQI
87AQI
10th January 2025
80AQI
80AQI
11th January 2025
44AQI
44AQI
12th January 2025
60AQI
60AQI
13th January 2025
27AQI
27AQI
14th January 2025
20AQI
20AQI
15th January 2025
27AQI
27AQI
16th January 2025
33AQI
33AQI
17th January 2025
27AQI
27AQI
18th January 2025
28AQI
28AQI
19th January 2025
38AQI
38AQI
20th January 2025
51AQI
51AQI
21st January 2025
55AQI
55AQI
22nd January 2025
46AQI
46AQI
23rd January 2025
30AQI
30AQI
24th January 2025
29AQI
29AQI
25th January 2025
26AQI
26AQI
26th January 2025
25AQI
25AQI
27th January 2025
29AQI
29AQI
28th January 2025
35AQI
35AQI
29th January 2025
29AQI
29AQI
30th January 2025
31AQI
31AQI
31st January 2025
36AQI
36AQI
1st February 2025
49AQI
49AQI
2nd February 2025
23AQI
23AQI
3rd February 2025
30AQI
30AQI
4th February 2025
22AQI
22AQI
5th February 2025
26AQI
26AQI
6th February 2025
56AQI
56AQI
7th February 2025
49AQI
49AQI
8th February 2025
50AQI
50AQI
9th February 2025
51AQI
51AQI
10th February 2025
60AQI
60AQI
11th February 2025
51AQI
51AQI
12th February 2025
58AQI
58AQI
13th February 2025
60AQI
60AQI
14th February 2025
62AQI
62AQI
15th February 2025
54AQI
54AQI
16th February 2025
53AQI
53AQI
17th February 2025
66AQI
66AQI
18th February 2025
67AQI
67AQI
19th February 2025
62AQI
62AQI
20th February 2025
27AQI
27AQI
21st February 2025
31AQI
31AQI
22nd February 2025
28AQI
28AQI
23rd February 2025
29AQI
29AQI
24th February 2025
31AQI
31AQI
25th February 2025
26AQI
26AQI
26th February 2025
25AQI
25AQI
27th February 2025
32AQI
32AQI
28th February 2025
54AQI
54AQI
1st March 2025
35AQI
35AQI
2nd March 2025
44AQI
44AQI
3rd March 2025
26AQI
26AQI
4th March 2025
36AQI
36AQI
5th March 2025
28AQI
28AQI
6th March 2025
48AQI
48AQI
7th March 2025
38AQI
38AQI
8th March 2025
47AQI
47AQI
9th March 2025
69AQI
69AQI
10th March 2025
91AQI
91AQI
11th March 2025
54AQI
54AQI
12th March 2025
28AQI
28AQI
13th March 2025
33AQI
33AQI
14th March 2025
37AQI
37AQI
15th March 2025
67AQI
67AQI
16th March 2025
50AQI
50AQI
17th March 2025
31AQI
31AQI
18th March 2025
42AQI
42AQI
19th March 2025
72AQI
72AQI
20th March 2025
77AQI
77AQI
21st March 2025
57AQI
57AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
21AQI
21AQI
24th March 2025
26AQI
26AQI
25th March 2025
26AQI
26AQI
26th March 2025
41AQI
41AQI
27th March 2025
21AQI
21AQI
28th March 2025
22AQI
22AQI
29th March 2025
29AQI
29AQI
30th March 2025
40AQI
40AQI
31st March 2025
36AQI
36AQI
1st April 2025
29AQI
29AQI
2nd April 2025
41AQI
41AQI
3rd April 2025
53AQI
53AQI
4th April 2025
64AQI
64AQI
5th April 2025
57AQI
57AQI
6th April 2025
42AQI
42AQI
7th April 2025
40AQI
40AQI
8th April 2025
49AQI
49AQI
9th April 2025
64AQI
64AQI
10th April 2025
64AQI
64AQI
11th April 2025
64AQI
64AQI
12th April 2025
60AQI
60AQI
13th April 2025
37AQI
37AQI
14th April 2025
14AQI
14AQI
15th April 2025
19AQI
19AQI
16th April 2025
15AQI
15AQI
17th April 2025
20AQI
20AQI
18th April 2025
19AQI
19AQI
19th April 2025
18AQI
18AQI
20th April 2025
49AQI
49AQI
21st April 2025
36AQI
36AQI
22nd April 2025
19AQI
19AQI
23rd April 2025
19AQI
19AQI
24th April 2025
24AQI
24AQI
25th April 2025
16AQI
16AQI
26th April 2025
19AQI
19AQI
27th April 2025
18AQI
18AQI
28th April 2025
21AQI
21AQI
29th April 2025
35AQI
35AQI
30th April 2025
52AQI
52AQI
1st May 2025
56AQI
56AQI
2nd May 2025
39AQI
39AQI
3rd May 2025
24AQI
24AQI
4th May 2025
20AQI
20AQI
5th May 2025
22AQI
22AQI
6th May 2025
22AQI
22AQI
7th May 2025
26AQI
26AQI
8th May 2025
34AQI
34AQI
9th May 2025
36AQI
36AQI
10th May 2025
40AQI
40AQI
11th May 2025
37AQI
37AQI
12th May 2025
28AQI
28AQI
13th May 2025
45AQI
45AQI
14th May 2025
38AQI
38AQI
15th May 2025
44AQI
44AQI
16th May 2025
35AQI
35AQI
17th May 2025
32AQI
32AQI
18th May 2025
34AQI
34AQI
19th May 2025
46AQI
46AQI
20th May 2025
47AQI
47AQI
21st May 2025
32AQI
32AQI
22nd May 2025
29AQI
29AQI
23rd May 2025
30AQI
30AQI
24th May 2025
25AQI
25AQI
25th May 2025
20AQI
20AQI
26th May 2025
20AQI
20AQI
27th May 2025
17AQI
17AQI
28th May 2025
14AQI
14AQI
29th May 2025
14AQI
14AQI
30th May 2025
15AQI
15AQI
31st May 2025
17AQI
17AQI
1st June 2025
19AQI
19AQI
2nd June 2025
23AQI
23AQI
3rd June 2025
22AQI
22AQI
4th June 2025
25AQI
25AQI
5th June 2025
17AQI
17AQI
6th June 2025
14AQI
14AQI
7th June 2025
15AQI
15AQI
8th June 2025
25AQI
25AQI
9th June 2025
59AQI
59AQI
10th June 2025
35AQI
35AQI
11th June 2025
25AQI
25AQI
12th June 2025
25AQI
25AQI
13th June 2025
29AQI
29AQI
14th June 2025
30AQI
30AQI
15th June 2025
23AQI
23AQI
16th June 2025
26AQI
26AQI
17th June 2025
39AQI
39AQI
18th June 2025
27AQI
27AQI
19th June 2025
23AQI
23AQI
20th June 2025
30AQI
30AQI
21st June 2025
49AQI
49AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
21AQI
21AQI
24th June 2025
20AQI
20AQI
25th June 2025
15AQI
15AQI
26th June 2025
15AQI
15AQI
27th June 2025
18AQI
18AQI
28th June 2025
15AQI
15AQI
29th June 2025
16AQI
16AQI
30th June 2025
17AQI
17AQI
1st July 2025
15AQI
15AQI
2nd July 2025
17AQI
17AQI
3rd July 2025
14AQI
14AQI
4th July 2025
19AQI
19AQI
5th July 2025
17AQI
17AQI
6th July 2025
15AQI
15AQI
7th July 2025
16AQI
16AQI
8th July 2025
17AQI
17AQI
9th July 2025
16AQI
16AQI
10th July 2025
17AQI
17AQI
11th July 2025
18AQI
18AQI
12th July 2025
20AQI
20AQI
13th July 2025
23AQI
23AQI
14th July 2025
24AQI
24AQI
15th July 2025
17AQI
17AQI
16th July 2025
18AQI
18AQI
17th July 2025
18AQI
18AQI
18th July 2025
16AQI
16AQI
19th July 2025
16AQI
16AQI
20th July 2025
17AQI
17AQI
21st July 2025
17AQI
17AQI
22nd July 2025
15AQI
15AQI
23rd July 2025
21AQI
21AQI
24th July 2025
54AQI
54AQI
25th July 2025
57AQI
57AQI
26th July 2025
30AQI
30AQI
27th July 2025
30AQI
30AQI
28th July 2025
24AQI
24AQI
29th July 2025
17AQI
17AQI
30th July 2025
15AQI
15AQI
31st July 2025
16AQI
16AQI
1st August 2025
20AQI
20AQI
2nd August 2025
20AQI
20AQI
41AQI
44AQI
43AQI
36AQI
30AQI
26AQI
21AQI
20AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
22
9
15
13
24
7
22
8
30
1
28
2
29
2
2
172
42
Highest AQI recorded in
February44AQI
Lowest AQI recorded in
August20AQI
202432AQI
18
12
1
27
2
26
5
29
1
25
6
30
31
28
3
22
8
31
18
12
27
4
312
53
1
Highest AQI recorded in
November47AQI
Lowest AQI recorded in
July14AQI
202330AQI
21
8
21
7
30
1
26
4
29
2
25
5
31
31
29
1
24
7
22
6
26
4
1
315
45
1
Highest AQI recorded in
January39AQI
Lowest AQI recorded in
July16AQI
202233AQI
16
15
22
15
15
1
23
7
30
1
30
24
1
29
30
1
26
2
17
14
263
55
1
Highest AQI recorded in
March54AQI
Lowest AQI recorded in
July18AQI
202127AQI
3
31
27
3
29
2
31
26
4
29
26
4
24
7
226
20
Highest AQI recorded in
December39AQI
Lowest AQI recorded in
August22AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2025(Avg.)
34AQILeast Polluted Year Recorded
2021(Avg.)
27AQIPortlaoise's annual 2025 AQI (34) shows an average percentage change of 11.1% (worsened AQI) compared to previous years: 2021 (27), 2022 (33), 2023 (30), 2024 (32).
