Contra Costa Centre, California, United States の歴史的な空気品質分析
歴史的データ、月別のパターン、年間の傾向に基づいて空気品質の詳細なインサイトを手のひらでご覧ください！
良い
050
適度
100
悪い
150
不健康
200
深刻
300
危険
301+
8月 空気品質分析
Contra Costa Centre, California, United States
2021
2022
2023
2024
2025
AQI
.
日
AQIトレンド: 最高値と最低値
記録された最高AQIは
28th Aug 2021
124AQI記録された最低AQIは
17th Aug 2024
11AQI同日分析 (13th August ):
この日における AQI は 5 年間 で大きく変動しました: 2025 年は 4th 位、最高 AQI は 23 で、2024 年、2023 年、2021 年に比べて改善が見られました。
2024年の年次データをダウンロード
世界の大気品質レポート
昼夜AQIトレンド: 13th Aug - 14th Aug 2025
Contra Costa Centre, California, United States
AQI
日
夜
.
6 AM13th Aug 2025
8 PM
5 AM14th Aug 2025
昼間
平均最高時間
6PM13th Aug
31AQI
平均最低時間
1PM13th Aug
18AQI
夜間
平均最高時間
9PM13th Aug
30AQI
平均最低時間
5AM14th Aug
16AQI
過去24時間で、
Contra Costa Centre のAQI は 日 の 31 で最高値を記録し、最も低い 16 は 5 AM に 夜 に記録されました。
昼夜AQIトレンド : Jul - Aug 2025
Contra Costa Centre, California, United States
JulAug
15th - 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 - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th
日
夜
15th Jul 2025146 AMAQI
15th Jul 2025147 AMAQI
15th Jul 2025148 AMAQI
15th Jul 2025159 AMAQI
15th Jul 20251510 AMAQI
15th Jul 20251411 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025171 PMAQI
15th Jul 2025152 PMAQI
15th Jul 2025163 PMAQI
15th Jul 2025174 PMAQI
15th Jul 2025185 PMAQI
15th Jul 2025196 PMAQI
15th Jul 2025187 PMAQI
15th Jul 2025198 PMAQI
15th Jul 2025209 PMAQI
15th Jul 20252310 PMAQI
15th Jul 20252411 PMAQI
16th Jul 20252412 AMAQI
16th Jul 2025251 AMAQI
16th Jul 2025242 AMAQI
16th Jul 2025243 AMAQI
16th Jul 2025254 AMAQI
16th Jul 2025195 AMAQI
--°C/°C
16th Jul 2025186 AMAQI
16th Jul 2025187 AMAQI
16th Jul 2025188 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 2025193 PMAQI
16th Jul 2025204 PMAQI
16th Jul 2025225 PMAQI
16th Jul 2025226 PMAQI
16th Jul 2025207 PMAQI
16th Jul 2025208 PMAQI
16th Jul 2025189 PMAQI
16th Jul 20251810 PMAQI
16th Jul 20252011 PMAQI
17th Jul 20252212 AMAQI
17th Jul 2025201 AMAQI
17th Jul 2025182 AMAQI
17th Jul 2025193 AMAQI
17th Jul 2025184 AMAQI
17th Jul 2025205 AMAQI
17°C14/22°C
17th Jul 2025206 AMAQI
17th Jul 2025187 AMAQI
17th Jul 2025168 AMAQI
17th Jul 2025159 AMAQI
17th Jul 20251610 AMAQI
17th Jul 20251711 AMAQI
17th Jul 20251612 PMAQI
17th Jul 2025181 PMAQI
17th Jul 2025172 PMAQI
17th Jul 2025173 PMAQI
17th Jul 2025184 PMAQI
17th Jul 2025195 PMAQI
17th Jul 2025196 PMAQI
17th Jul 2025187 PMAQI
17th Jul 2025188 PMAQI
17th Jul 2025189 PMAQI
17th Jul 20251810 PMAQI
17th Jul 20252011 PMAQI
18th Jul 20252112 AMAQI
18th Jul 2025191 AMAQI
18th Jul 2025202 AMAQI
18th Jul 2025193 AMAQI
18th Jul 2025134 AMAQI
18th Jul 2025165 AMAQI
19°C14/27°C
18th Jul 2025186 AMAQI
18th Jul 2025157 AMAQI
18th Jul 2025188 AMAQI
18th Jul 2025169 AMAQI
18th Jul 20251410 AMAQI
18th Jul 20251511 AMAQI
18th Jul 20251612 PMAQI
18th Jul 2025141 PMAQI
18th Jul 2025182 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025204 PMAQI
18th Jul 2025185 PMAQI
18th Jul 2025166 PMAQI
18th Jul 2025177 PMAQI
18th Jul 2025178 PMAQI
18th Jul 2025189 PMAQI
18th Jul 20251910 PMAQI
18th Jul 20252011 PMAQI
19th Jul 20251912 AMAQI
19th Jul 2025181 AMAQI
19th Jul 2025192 AMAQI
19th Jul 2025203 AMAQI
19th Jul 2025204 AMAQI
19th Jul 2025185 AMAQI
19°C14/27°C
19th Jul 2025186 AMAQI
19th Jul 2025207 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025189 AMAQI
19th Jul 20251910 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252412 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025202 PMAQI
19th Jul 2025213 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025195 PMAQI
19th Jul 2025206 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025208 PMAQI
19th Jul 2025229 PMAQI
19th Jul 20252210 PMAQI
19th Jul 20252211 PMAQI
20th Jul 20252012 AMAQI
20th Jul 2025181 AMAQI
20th Jul 2025202 AMAQI
20th Jul 2025213 AMAQI
20th Jul 2025214 AMAQI
20th Jul 2025205 AMAQI
18°C13/27°C
20th Jul 2025206 AMAQI
20th Jul 2025197 AMAQI
20th Jul 2025178 AMAQI
20th Jul 2025159 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20251511 AMAQI
20th Jul 20251712 PMAQI
20th Jul 2025191 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025195 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025248 PMAQI
20th Jul 2025289 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252611 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025241 AMAQI
21st Jul 2025252 AMAQI
21st Jul 2025283 AMAQI
21st Jul 2025264 AMAQI
21st Jul 2025205 AMAQI
17°C12/24°C
21st Jul 2025216 AMAQI
21st Jul 2025237 AMAQI
21st Jul 2025218 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252110 AMAQI
21st Jul 20251811 AMAQI
21st Jul 20251712 PMAQI
21st Jul 2025161 PMAQI
21st Jul 2025192 PMAQI
21st Jul 2025213 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025237 PMAQI
21st Jul 2025238 PMAQI
21st Jul 2025189 PMAQI
21st Jul 20252010 PMAQI
21st Jul 20252011 PMAQI
22nd Jul 20251812 AMAQI
22nd Jul 2025161 AMAQI
22nd Jul 2025162 AMAQI
22nd Jul 2025153 AMAQI
22nd Jul 2025124 AMAQI
22nd Jul 2025145 AMAQI
16°C13/20°C
22nd Jul 2025146 AMAQI
22nd Jul 2025127 AMAQI
22nd Jul 2025138 AMAQI
22nd Jul 2025129 AMAQI
22nd Jul 20251310 AMAQI
22nd Jul 20251311 AMAQI
22nd Jul 20251312 PMAQI
22nd Jul 2025121 PMAQI
22nd Jul 2025132 PMAQI
22nd Jul 2025153 PMAQI
22nd Jul 2025144 PMAQI
22nd Jul 2025155 PMAQI
22nd Jul 2025146 PMAQI
22nd Jul 2025157 PMAQI
22nd Jul 2025148 PMAQI
22nd Jul 2025169 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251611 PMAQI
23rd Jul 20251512 AMAQI
23rd Jul 2025141 AMAQI
23rd Jul 2025142 AMAQI
23rd Jul 2025143 AMAQI
23rd Jul 2025124 AMAQI
23rd Jul 2025125 AMAQI
17°C14/23°C
23rd Jul 2025126 AMAQI
23rd Jul 2025127 AMAQI
23rd Jul 2025138 AMAQI
23rd Jul 2025169 AMAQI
23rd Jul 20251410 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251612 PMAQI
23rd Jul 2025161 PMAQI
23rd Jul 2025162 PMAQI
23rd Jul 2025143 PMAQI
23rd Jul 2025164 PMAQI
23rd Jul 2025155 PMAQI
23rd Jul 2025156 PMAQI
23rd Jul 2025157 PMAQI
23rd Jul 2025168 PMAQI
23rd Jul 2025159 PMAQI
23rd Jul 20251510 PMAQI
23rd Jul 20251611 PMAQI
24th Jul 20251512 AMAQI
24th Jul 2025151 AMAQI
24th Jul 2025142 AMAQI
24th Jul 2025153 AMAQI
24th Jul 2025144 AMAQI
24th Jul 2025135 AMAQI
18°C14/24°C
24th Jul 2025126 AMAQI
24th Jul 2025147 AMAQI
24th Jul 2025148 AMAQI
24th Jul 2025149 AMAQI
24th Jul 20251410 AMAQI
24th Jul 20251411 AMAQI
24th Jul 20251412 PMAQI
24th Jul 2025141 PMAQI
24th Jul 2025152 PMAQI
24th Jul 2025153 PMAQI
24th Jul 2025164 PMAQI
24th Jul 2025165 PMAQI
24th Jul 2025156 PMAQI
24th Jul 2025147 PMAQI
24th Jul 2025168 PMAQI
24th Jul 2025169 PMAQI
24th Jul 20251610 PMAQI
24th Jul 20251711 PMAQI
25th Jul 20251612 AMAQI
25th Jul 2025171 AMAQI
25th Jul 2025172 AMAQI
25th Jul 2025183 AMAQI
25th Jul 2025164 AMAQI
25th Jul 2025145 AMAQI
18°C14/25°C
25th Jul 2025146 AMAQI
25th Jul 2025147 AMAQI
25th Jul 2025148 AMAQI
25th Jul 2025149 AMAQI
25th Jul 20251410 AMAQI
25th Jul 20251411 AMAQI
25th Jul 20251412 PMAQI
25th Jul 2025141 PMAQI
25th Jul 2025152 PMAQI
25th Jul 2025153 PMAQI
25th Jul 2025164 PMAQI
25th Jul 2025165 PMAQI
25th Jul 2025166 PMAQI
25th Jul 2025167 PMAQI
25th Jul 2025168 PMAQI
25th Jul 2025169 PMAQI
25th Jul 20251610 PMAQI
25th Jul 20251611 PMAQI
26th Jul 20251612 AMAQI
26th Jul 2025161 AMAQI
26th Jul 2025162 AMAQI
26th Jul 2025153 AMAQI
26th Jul 2025144 AMAQI
26th Jul 2025145 AMAQI
17°C14/22°C
26th Jul 2025126 AMAQI
26th Jul 2025147 AMAQI
26th Jul 2025138 AMAQI
26th Jul 2025139 AMAQI
26th Jul 20251410 AMAQI
26th Jul 20251411 AMAQI
26th Jul 20251512 PMAQI
26th Jul 2025131 PMAQI
26th Jul 2025142 PMAQI
26th Jul 2025153 PMAQI
26th Jul 2025144 PMAQI
26th Jul 2025145 PMAQI
26th Jul 2025156 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025168 PMAQI
26th Jul 2025169 PMAQI
26th Jul 20251410 PMAQI
26th Jul 20251611 PMAQI
27th Jul 20251612 AMAQI
27th Jul 2025161 AMAQI
27th Jul 2025162 AMAQI
27th Jul 2025153 AMAQI
27th Jul 2025144 AMAQI
27th Jul 2025145 AMAQI
17°C14/22°C
27th Jul 2025146 AMAQI
27th Jul 2025157 AMAQI
27th Jul 2025148 AMAQI
27th Jul 2025149 AMAQI
27th Jul 20251410 AMAQI
27th Jul 20251411 AMAQI
27th Jul 20251412 PMAQI
27th Jul 2025141 PMAQI
27th Jul 2025142 PMAQI
27th Jul 2025153 PMAQI
27th Jul 2025154 PMAQI
27th Jul 2025155 PMAQI
27th Jul 2025166 PMAQI
27th Jul 2025157 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025169 PMAQI
27th Jul 20251710 PMAQI
27th Jul 20251711 PMAQI
28th Jul 20251812 AMAQI
28th Jul 2025181 AMAQI
28th Jul 2025192 AMAQI
28th Jul 2025193 AMAQI
28th Jul 2025194 AMAQI
28th Jul 2025195 AMAQI
17°C14/23°C
28th Jul 2025166 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025188 AMAQI
28th Jul 2025169 AMAQI
28th Jul 20251610 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251812 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025202 PMAQI
28th Jul 2025193 PMAQI
28th Jul 2025214 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025218 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252310 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025231 AMAQI
29th Jul 2025232 AMAQI
29th Jul 2025213 AMAQI
29th Jul 2025174 AMAQI
29th Jul 2025185 AMAQI
20°C14/29°C
29th Jul 2025186 AMAQI
29th Jul 2025207 AMAQI
29th Jul 2025208 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20252310 AMAQI
29th Jul 20252311 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025211 PMAQI
29th Jul 2025232 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025245 PMAQI
29th Jul 2025256 PMAQI
29th Jul 2025247 PMAQI
29th Jul 2025238 PMAQI
29th Jul 2025249 PMAQI
29th Jul 20252310 PMAQI
29th Jul 20252211 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025221 AMAQI
30th Jul 2025232 AMAQI
30th Jul 2025233 AMAQI
30th Jul 2025224 AMAQI
30th Jul 2025185 AMAQI
19°C12/29°C
30th Jul 2025196 AMAQI
30th Jul 2025227 AMAQI
30th Jul 2025258 AMAQI
30th Jul 2025249 AMAQI
30th Jul 20252210 AMAQI
30th Jul 20251911 AMAQI
30th Jul 20251812 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025245 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025247 PMAQI
30th Jul 2025248 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252510 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20252312 AMAQI
31st Jul 2025231 AMAQI
31st Jul 2025242 AMAQI
31st Jul 2025223 AMAQI
31st Jul 2025204 AMAQI
31st Jul 2025155 AMAQI
17°C13/23°C
31st Jul 2025186 AMAQI
31st Jul 2025227 AMAQI
31st Jul 2025228 AMAQI
31st Jul 2025209 AMAQI
31st Jul 20251910 AMAQI
31st Jul 20251811 AMAQI
31st Jul 20252212 PMAQI
31st Jul 2025201 PMAQI
31st Jul 2025222 PMAQI
31st Jul 2025223 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025286 PMAQI
31st Jul 2025237 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025329 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252912 AMAQI
1st Aug 2025251 AMAQI
1st Aug 2025242 AMAQI
1st Aug 2025233 AMAQI
1st Aug 2025214 AMAQI
1st Aug 2025275 AMAQI
20°C14/30°C
1st Aug 2025216 AMAQI
1st Aug 2025167 AMAQI
1st Aug 2025188 AMAQI
1st Aug 2025179 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20251811 AMAQI
1st Aug 20252012 PMAQI
1st Aug 2025221 PMAQI
1st Aug 2025242 PMAQI
1st Aug 2025253 PMAQI
1st Aug 2025274 PMAQI
1st Aug 2025285 PMAQI
1st Aug 2025286 PMAQI
1st Aug 2025247 PMAQI
1st Aug 2025248 PMAQI
1st Aug 2025259 PMAQI
1st Aug 20252610 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252412 AMAQI
2nd Aug 2025221 AMAQI
2nd Aug 2025202 AMAQI
2nd Aug 2025223 AMAQI
2nd Aug 2025224 AMAQI
2nd Aug 2025225 AMAQI
19°C14/27°C
2nd Aug 2025226 AMAQI
2nd Aug 2025227 AMAQI
2nd Aug 2025188 AMAQI
2nd Aug 2025189 AMAQI
2nd Aug 20251610 AMAQI
2nd Aug 20251811 AMAQI
2nd Aug 20251812 PMAQI
2nd Aug 2025181 PMAQI
2nd Aug 2025162 PMAQI
2nd Aug 2025183 PMAQI
2nd Aug 2025204 PMAQI
2nd Aug 2025205 PMAQI
2nd Aug 2025226 PMAQI
2nd Aug 2025227 PMAQI
2nd Aug 2025208 PMAQI
2nd Aug 2025209 PMAQI
2nd Aug 20252110 PMAQI
2nd Aug 20252011 PMAQI
3rd Aug 20252212 AMAQI
3rd Aug 2025241 AMAQI
3rd Aug 2025242 AMAQI
3rd Aug 2025263 AMAQI
3rd Aug 2025244 AMAQI
3rd Aug 2025215 AMAQI
19°C14/29°C
3rd Aug 2025226 AMAQI
3rd Aug 2025207 AMAQI
3rd Aug 2025288 AMAQI
3rd Aug 2025299 AMAQI
3rd Aug 20253210 AMAQI
3rd Aug 20253511 AMAQI
3rd Aug 20254012 PMAQI
3rd Aug 2025441 PMAQI
3rd Aug 2025452 PMAQI
3rd Aug 2025483 PMAQI
3rd Aug 2025444 PMAQI
3rd Aug 2025375 PMAQI
3rd Aug 2025376 PMAQI
3rd Aug 2025307 PMAQI
3rd Aug 2025388 PMAQI
3rd Aug 2025409 PMAQI
3rd Aug 20254510 PMAQI
3rd Aug 20254711 PMAQI
4th Aug 20254012 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025352 AMAQI
4th Aug 2025373 AMAQI
4th Aug 2025364 AMAQI
4th Aug 2025365 AMAQI
19°C13/28°C
4th Aug 2025326 AMAQI
4th Aug 2025347 AMAQI
4th Aug 2025318 AMAQI
4th Aug 2025309 AMAQI
4th Aug 20253410 AMAQI
4th Aug 20253611 AMAQI
4th Aug 20253912 PMAQI
4th Aug 2025401 PMAQI
4th Aug 2025382 PMAQI
4th Aug 2025353 PMAQI
4th Aug 2025344 PMAQI
4th Aug 2025345 PMAQI
4th Aug 2025346 PMAQI
4th Aug 2025357 PMAQI
4th Aug 2025328 PMAQI
4th Aug 2025319 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20252911 PMAQI
5th Aug 20252912 AMAQI
5th Aug 2025281 AMAQI
5th Aug 2025282 AMAQI
5th Aug 2025263 AMAQI
5th Aug 2025244 AMAQI
5th Aug 2025285 AMAQI
20°C12/29°C
5th Aug 2025296 AMAQI
5th Aug 2025237 AMAQI
5th Aug 2025258 AMAQI
5th Aug 2025299 AMAQI
5th Aug 20253310 AMAQI
5th Aug 20253211 AMAQI
5th Aug 20253012 PMAQI
5th Aug 2025321 PMAQI
5th Aug 2025282 PMAQI
5th Aug 2025303 PMAQI
5th Aug 2025354 PMAQI
5th Aug 2025345 PMAQI
5th Aug 2025346 PMAQI
5th Aug 2025287 PMAQI
5th Aug 2025318 PMAQI
5th Aug 2025329 PMAQI
5th Aug 20253810 PMAQI
5th Aug 20253411 PMAQI
6th Aug 20253412 AMAQI
6th Aug 2025331 AMAQI
6th Aug 2025312 AMAQI
6th Aug 2025293 AMAQI
6th Aug 2025284 AMAQI
6th Aug 2025295 AMAQI
18°C11/28°C
6th Aug 2025306 AMAQI
6th Aug 2025327 AMAQI
6th Aug 2025318 AMAQI
6th Aug 2025329 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253111 AMAQI
6th Aug 20253412 PMAQI
6th Aug 2025331 PMAQI
6th Aug 2025372 PMAQI
6th Aug 2025353 PMAQI
6th Aug 2025364 PMAQI
6th Aug 2025345 PMAQI
6th Aug 2025336 PMAQI
6th Aug 2025327 PMAQI
6th Aug 2025318 PMAQI
6th Aug 2025319 PMAQI
6th Aug 20253110 PMAQI
6th Aug 20253011 PMAQI
7th Aug 20253112 AMAQI
7th Aug 2025281 AMAQI
7th Aug 2025282 AMAQI
7th Aug 2025273 AMAQI
7th Aug 2025184 AMAQI
7th Aug 2025185 AMAQI
22°C12/35°C
7th Aug 2025206 AMAQI
7th Aug 2025267 AMAQI
7th Aug 2025208 AMAQI
7th Aug 2025199 AMAQI
7th Aug 20252210 AMAQI
7th Aug 20253011 AMAQI
7th Aug 20252512 PMAQI
7th Aug 2025231 PMAQI
7th Aug 2025242 PMAQI
7th Aug 2025263 PMAQI
7th Aug 2025244 PMAQI
7th Aug 2025235 PMAQI
7th Aug 2025226 PMAQI
7th Aug 2025257 PMAQI
7th Aug 2025248 PMAQI
7th Aug 2025239 PMAQI
7th Aug 20252310 PMAQI
7th Aug 20252311 PMAQI
8th Aug 20252412 AMAQI
8th Aug 2025251 AMAQI
8th Aug 2025262 AMAQI
8th Aug 2025263 AMAQI
8th Aug 2025244 AMAQI
8th Aug 2025185 AMAQI
21°C14/32°C
8th Aug 2025196 AMAQI
8th Aug 2025247 AMAQI
8th Aug 2025318 AMAQI
8th Aug 2025309 AMAQI
8th Aug 20253810 AMAQI
8th Aug 20253711 AMAQI
8th Aug 20253312 PMAQI
8th Aug 2025321 PMAQI
8th Aug 2025292 PMAQI
8th Aug 2025343 PMAQI
8th Aug 2025344 PMAQI
8th Aug 2025335 PMAQI
8th Aug 2025326 PMAQI
8th Aug 2025307 PMAQI
8th Aug 2025308 PMAQI
8th Aug 2025289 PMAQI
8th Aug 20252810 PMAQI
8th Aug 20253011 PMAQI
9th Aug 20252912 AMAQI
9th Aug 2025291 AMAQI
9th Aug 2025322 AMAQI
9th Aug 2025323 AMAQI
9th Aug 2025324 AMAQI
9th Aug 2025405 AMAQI
22°C12/36°C
9th Aug 2025396 AMAQI
9th Aug 2025397 AMAQI
9th Aug 2025338 AMAQI
9th Aug 2025289 AMAQI
9th Aug 20252610 AMAQI
9th Aug 20253311 AMAQI
9th Aug 20253312 PMAQI
9th Aug 2025311 PMAQI
9th Aug 2025342 PMAQI
9th Aug 2025363 PMAQI
9th Aug 2025344 PMAQI
9th Aug 2025355 PMAQI
9th Aug 2025336 PMAQI
9th Aug 2025357 PMAQI
9th Aug 2025348 PMAQI
9th Aug 2025319 PMAQI
9th Aug 20252910 PMAQI
9th Aug 20253011 PMAQI
10th Aug 20253212 AMAQI
10th Aug 2025321 AMAQI
10th Aug 2025322 AMAQI
10th Aug 2025293 AMAQI
10th Aug 2025294 AMAQI
10th Aug 2025345 AMAQI
23°C14/33°C
10th Aug 2025346 AMAQI
10th Aug 2025377 AMAQI
10th Aug 2025268 AMAQI
10th Aug 2025279 AMAQI
10th Aug 20252410 AMAQI
10th Aug 20252211 AMAQI
10th Aug 20252112 PMAQI
10th Aug 2025261 PMAQI
10th Aug 2025292 PMAQI
10th Aug 2025283 PMAQI
10th Aug 2025284 PMAQI
10th Aug 2025285 PMAQI
10th Aug 2025286 PMAQI
10th Aug 2025287 PMAQI
10th Aug 2025268 PMAQI
10th Aug 2025279 PMAQI
10th Aug 20252710 PMAQI
10th Aug 20252611 PMAQI
11th Aug 20252812 AMAQI
11th Aug 2025231 AMAQI
11th Aug 2025252 AMAQI
11th Aug 2025183 AMAQI
11th Aug 2025224 AMAQI
11th Aug 2025205 AMAQI
21°C13/34°C
11th Aug 2025216 AMAQI
11th Aug 2025247 AMAQI
11th Aug 2025238 AMAQI
11th Aug 2025219 AMAQI
11th Aug 20252610 AMAQI
11th Aug 20252411 AMAQI
11th Aug 20252412 PMAQI
11th Aug 2025261 PMAQI
11th Aug 2025282 PMAQI
11th Aug 2025323 PMAQI
11th Aug 2025324 PMAQI
11th Aug 2025355 PMAQI
11th Aug 2025366 PMAQI
11th Aug 2025257 PMAQI
11th Aug 2025328 PMAQI
11th Aug 2025349 PMAQI
11th Aug 20253610 PMAQI
11th Aug 20253011 PMAQI
12th Aug 20252812 AMAQI
12th Aug 2025231 AMAQI
12th Aug 2025222 AMAQI
12th Aug 2025223 AMAQI
12th Aug 2025244 AMAQI
12th Aug 2025225 AMAQI
19°C11/29°C
12th Aug 2025216 AMAQI
12th Aug 2025217 AMAQI
12th Aug 2025238 AMAQI
12th Aug 2025229 AMAQI
12th Aug 20252210 AMAQI
12th Aug 20252011 AMAQI
12th Aug 20252312 PMAQI
12th Aug 2025241 PMAQI
12th Aug 2025252 PMAQI
12th Aug 2025323 PMAQI
12th Aug 2025364 PMAQI
12th Aug 2025395 PMAQI
12th Aug 2025386 PMAQI
12th Aug 2025337 PMAQI
12th Aug 2025348 PMAQI
12th Aug 2025369 PMAQI
12th Aug 20253810 PMAQI
12th Aug 20253411 PMAQI
13th Aug 20252612 AMAQI
13th Aug 2025261 AMAQI
13th Aug 2025242 AMAQI
13th Aug 2025223 AMAQI
13th Aug 2025224 AMAQI
13th Aug 2025225 AMAQI
18°C14/28°C
13th Aug 2025216 AMAQI
13th Aug 2025207 AMAQI
13th Aug 2025198 AMAQI
13th Aug 2025189 AMAQI
13th Aug 20251810 AMAQI
13th Aug 20252011 AMAQI
13th Aug 20251912 PMAQI
13th Aug 2025181 PMAQI
13th Aug 2025202 PMAQI
13th Aug 2025243 PMAQI
13th Aug 2025254 PMAQI
13th Aug 2025275 PMAQI
13th Aug 2025316 PMAQI
13th Aug 2025237 PMAQI
13th Aug 2025268 PMAQI
13th Aug 2025309 PMAQI
13th Aug 20252710 PMAQI
13th Aug 20252511 PMAQI
14th Aug 20252212 AMAQI
14th Aug 2025191 AMAQI
14th Aug 2025162 AMAQI
14th Aug 2025163 AMAQI
14th Aug 2025164 AMAQI
14th Aug 2025165 AMAQI
19°C14/25°C
14th Aug 2025156 AMAQI
6 AM14th Aug 2025137 AMAQI
14th Aug 2025148 AMAQI
14th Aug 2025159 AMAQI
14th Aug 20251410 AMAQI
14th Aug 20251211 AMAQI
14th Aug 20251412 PMAQI
14th Aug 2025181 PMAQI
1 PM14th Aug 2025192 PMAQI
14th Aug 2025203 PMAQI
14th Aug 2025254 PMAQI
14th Aug 2025285 PMAQI
14th Aug 2025286 PMAQI
14th Aug 2025187 PMAQI
14th Aug 2025198 PMAQI
8 PM1 AM
5 AM
19°C14/28°C
昼間
平均最高時間
6 AM - 6 PM
22AQI
13 時間 / 日
390 時間 / 月
平均最低時間
6 AM - 8 PM
22AQI
15 時間 / 日
450 時間 / 月
過去30日間、昼間の最高AQIは 6 AM から 6 PM の間に記録され（平均 22）、最も低いAQIは 6 AM から 8 PM の間に記録され（平均 22）ました。
夜間
平均最高時間
9 PM - 11 PM
24AQI
3 時間 / 日
90 時間 / 月
平均最低時間
12 AM - 5 AM
22AQI
6 時間 / 日
180 時間 / 月
過去30日間、昼間の最高AQIは 9 PM から 11 PM の間に記録され（平均 24）、最も低いAQIは 12 AM から 5 AM の間に記録され（平均 22）ました。
2025 年間 vs 空気品質
Contra Costa Centre, California, United States
2025
100%
224
0.4%
1
過去227 日間の AQI カテゴリ別総日数（2025 年） (138 日残り)
良い
224 日適度
1 日悪い
0 日不健康
0 日深刻
0 日危険
0 日WHOの安全な 空気品質基準以下: 100%
健康リスクレベル:
非常に低い
2025 年、100% の 227 日は WHO の安全な空気品質基準内でした。健康問題のリスクは 非常に低い ですが、健康への影響はまだ不明です。
年間空気品質インサイト
Contra Costa Centre, California, United States
2025 年のAQIレベル
AQI
PM2.5
PM10
CO
SO2
NO2
O3
日月火水木金土
1月
2月
3月
4月
5月
6月
7月
8月
9月
10月
11月
12月
1st 1月 2025
46AQI
46AQI
2nd 1月 2025
40AQI
40AQI
3rd 1月 2025
34AQI
34AQI
4th 1月 2025
24AQI
24AQI
5th 1月 2025
30AQI
30AQI
6th 1月 2025
31AQI
31AQI
7th 1月 2025
25AQI
25AQI
8th 1月 2025
23AQI
23AQI
9th 1月 2025
30AQI
30AQI
10th 1月 2025
48AQI
48AQI
11th 1月 2025
30AQI
30AQI
12th 1月 2025
25AQI
25AQI
13th 1月 2025
29AQI
29AQI
14th 1月 2025
26AQI
26AQI
15th 1月 2025
42AQI
42AQI
16th 1月 2025
50AQI
50AQI
17th 1月 2025
39AQI
39AQI
18th 1月 2025
38AQI
38AQI
19th 1月 2025
49AQI
49AQI
20th 1月 2025
34AQI
34AQI
21st 1月 2025
37AQI
37AQI
22nd 1月 2025
36AQI
36AQI
23rd 1月 2025
43AQI
43AQI
24th 1月 2025
53AQI
53AQI
25th 1月 2025
44AQI
44AQI
26th 1月 2025
29AQI
29AQI
27th 1月 2025
27AQI
27AQI
28th 1月 2025
35AQI
35AQI
29th 1月 2025
34AQI
34AQI
30th 1月 2025
39AQI
39AQI
31st 1月 2025
37AQI
37AQI
1st 2月 2025
43AQI
43AQI
2nd 2月 2025
20AQI
20AQI
3rd 2月 2025
21AQI
21AQI
4th 2月 2025
20AQI
20AQI
5th 2月 2025
25AQI
25AQI
6th 2月 2025
23AQI
23AQI
7th 2月 2025
24AQI
24AQI
8th 2月 2025
22AQI
22AQI
9th 2月 2025
25AQI
25AQI
10th 2月 2025
24AQI
24AQI
11th 2月 2025
24AQI
24AQI
12th 2月 2025
24AQI
24AQI
13th 2月 2025
34AQI
34AQI
14th 2月 2025
27AQI
27AQI
15th 2月 2025
25AQI
25AQI
16th 2月 2025
22AQI
22AQI
17th 2月 2025
21AQI
21AQI
18th 2月 2025
21AQI
21AQI
19th 2月 2025
22AQI
22AQI
20th 2月 2025
23AQI
23AQI
21st 2月 2025
21AQI
21AQI
22nd 2月 2025
26AQI
26AQI
23rd 2月 2025
23AQI
23AQI
24th 2月 2025
21AQI
21AQI
25th 2月 2025
21AQI
21AQI
26th 2月 2025
23AQI
23AQI
27th 2月 2025
24AQI
24AQI
28th 2月 2025
28AQI
28AQI
1st 3月 2025
27AQI
27AQI
2nd 3月 2025
24AQI
24AQI
3rd 3月 2025
22AQI
22AQI
4th 3月 2025
21AQI
21AQI
5th 3月 2025
21AQI
21AQI
6th 3月 2025
25AQI
25AQI
7th 3月 2025
22AQI
22AQI
8th 3月 2025
23AQI
23AQI
9th 3月 2025
27AQI
27AQI
10th 3月 2025
25AQI
25AQI
11th 3月 2025
25AQI
25AQI
12th 3月 2025
25AQI
25AQI
13th 3月 2025
19AQI
19AQI
14th 3月 2025
19AQI
19AQI
15th 3月 2025
47AQI
47AQI
16th 3月 2025
30AQI
30AQI
17th 3月 2025
16AQI
16AQI
18th 3月 2025
23AQI
23AQI
19th 3月 2025
20AQI
20AQI
20th 3月 2025
15AQI
15AQI
21st 3月 2025
19AQI
19AQI
22nd 3月 2025
18AQI
18AQI
23rd 3月 2025
23AQI
23AQI
24th 3月 2025
22AQI
22AQI
25th 3月 2025
24AQI
24AQI
26th 3月 2025
21AQI
21AQI
27th 3月 2025
18AQI
18AQI
28th 3月 2025
21AQI
21AQI
29th 3月 2025
17AQI
17AQI
30th 3月 2025
19AQI
19AQI
31st 3月 2025
19AQI
19AQI
1st 4月 2025
18AQI
18AQI
2nd 4月 2025
19AQI
19AQI
3rd 4月 2025
19AQI
19AQI
4th 4月 2025
17AQI
17AQI
5th 4月 2025
16AQI
16AQI
6th 4月 2025
16AQI
16AQI
7th 4月 2025
14AQI
14AQI
8th 4月 2025
14AQI
14AQI
9th 4月 2025
20AQI
20AQI
10th 4月 2025
19AQI
19AQI
11th 4月 2025
18AQI
18AQI
12th 4月 2025
27AQI
27AQI
13th 4月 2025
30AQI
30AQI
14th 4月 2025
22AQI
22AQI
15th 4月 2025
26AQI
26AQI
16th 4月 2025
26AQI
26AQI
17th 4月 2025
22AQI
22AQI
18th 4月 2025
21AQI
21AQI
19th 4月 2025
27AQI
27AQI
20th 4月 2025
23AQI
23AQI
21st 4月 2025
21AQI
21AQI
22nd 4月 2025
35AQI
35AQI
23rd 4月 2025
42AQI
42AQI
24th 4月 2025
30AQI
30AQI
25th 4月 2025
18AQI
18AQI
26th 4月 2025
15AQI
15AQI
27th 4月 2025
19AQI
19AQI
28th 4月 2025
22AQI
22AQI
29th 4月 2025
23AQI
23AQI
30th 4月 2025
27AQI
27AQI
1st 5月 2025
36AQI
36AQI
2nd 5月 2025
26AQI
26AQI
3rd 5月 2025
21AQI
21AQI
4th 5月 2025
27AQI
27AQI
5th 5月 2025
21AQI
21AQI
6th 5月 2025
32AQI
32AQI
7th 5月 2025
41AQI
41AQI
8th 5月 2025
28AQI
28AQI
9th 5月 2025
22AQI
22AQI
10th 5月 2025
18AQI
18AQI
11th 5月 2025
19AQI
19AQI
12th 5月 2025
19AQI
19AQI
13th 5月 2025
16AQI
16AQI
14th 5月 2025
26AQI
26AQI
15th 5月 2025
28AQI
28AQI
16th 5月 2025
35AQI
35AQI
17th 5月 2025
22AQI
22AQI
18th 5月 2025
19AQI
19AQI
19th 5月 2025
21AQI
21AQI
20th 5月 2025
17AQI
17AQI
21st 5月 2025
30AQI
30AQI
22nd 5月 2025
28AQI
28AQI
23rd 5月 2025
19AQI
19AQI
24th 5月 2025
25AQI
25AQI
25th 5月 2025
17AQI
17AQI
26th 5月 2025
15AQI
15AQI
27th 5月 2025
19AQI
19AQI
28th 5月 2025
20AQI
20AQI
29th 5月 2025
16AQI
16AQI
30th 5月 2025
22AQI
22AQI
31st 5月 2025
32AQI
32AQI
1st 6月 2025
47AQI
47AQI
2nd 6月 2025
45AQI
45AQI
3rd 6月 2025
27AQI
27AQI
4th 6月 2025
42AQI
42AQI
5th 6月 2025
26AQI
26AQI
6th 6月 2025
20AQI
20AQI
7th 6月 2025
21AQI
21AQI
8th 6月 2025
18AQI
18AQI
9th 6月 2025
16AQI
16AQI
10th 6月 2025
18AQI
18AQI
11th 6月 2025
34AQI
34AQI
12th 6月 2025
40AQI
40AQI
13th 6月 2025
41AQI
41AQI
14th 6月 2025
37AQI
37AQI
15th 6月 2025
37AQI
37AQI
16th 6月 2025
36AQI
36AQI
17th 6月 2025
28AQI
28AQI
18th 6月 2025
26AQI
26AQI
19th 6月 2025
36AQI
36AQI
20th 6月 2025
35AQI
35AQI
21st 6月 2025
34AQI
34AQI
22nd 6月 2025
32AQI
32AQI
23rd 6月 2025
27AQI
27AQI
24th 6月 2025
22AQI
22AQI
25th 6月 2025
20AQI
20AQI
26th 6月 2025
23AQI
23AQI
27th 6月 2025
28AQI
28AQI
28th 6月 2025
32AQI
32AQI
29th 6月 2025
27AQI
27AQI
30th 6月 2025
22AQI
22AQI
1st 7月 2025
26AQI
26AQI
2nd 7月 2025
25AQI
25AQI
3rd 7月 2025
36AQI
36AQI
4th 7月 2025
31AQI
31AQI
5th 7月 2025
32AQI
32AQI
6th 7月 2025
32AQI
32AQI
7th 7月 2025
22AQI
22AQI
8th 7月 2025
19AQI
19AQI
9th 7月 2025
17AQI
17AQI
10th 7月 2025
22AQI
22AQI
11th 7月 2025
36AQI
36AQI
12th 7月 2025
39AQI
39AQI
13th 7月 2025
30AQI
30AQI
14th 7月 2025
19AQI
19AQI
15th 7月 2025
18AQI
18AQI
16th 7月 2025
20AQI
20AQI
17th 7月 2025
18AQI
18AQI
18th 7月 2025
18AQI
18AQI
19th 7月 2025
20AQI
20AQI
20th 7月 2025
21AQI
21AQI
21st 7月 2025
22AQI
22AQI
22nd 7月 2025
15AQI
15AQI
23rd 7月 2025
14AQI
14AQI
24th 7月 2025
15AQI
15AQI
25th 7月 2025
15AQI
15AQI
26th 7月 2025
15AQI
15AQI
27th 7月 2025
15AQI
15AQI
28th 7月 2025
19AQI
19AQI
29th 7月 2025
22AQI
22AQI
30th 7月 2025
23AQI
23AQI
31st 7月 2025
23AQI
23AQI
1st 8月 2025
24AQI
24AQI
2nd 8月 2025
20AQI
20AQI
3rd 8月 2025
33AQI
33AQI
4th 8月 2025
35AQI
35AQI
5th 8月 2025
30AQI
30AQI
6th 8月 2025
32AQI
32AQI
7th 8月 2025
24AQI
24AQI
8th 8月 2025
28AQI
28AQI
9th 8月 2025
33AQI
33AQI
10th 8月 2025
28AQI
28AQI
11th 8月 2025
27AQI
27AQI
12th 8月 2025
28AQI
28AQI
13th 8月 2025
23AQI
23AQI
36AQI
24AQI
22AQI
22AQI
24AQI
30AQI
23AQI
28AQI
日数
1月2月3月4月5月6月7月8月9月10月11月12月総日数
202526AQI
30
1
28
31
30
31
30
31
13
224
1
記録された最高 AQI
1月36AQI
記録された最低 AQI
4月22AQI
202429AQI
25
1
26
4
2
14
27
2
30
1
31
30
31
27
3
22
9
269
16
記録された最高 AQI
12月41AQI
記録された最低 AQI
4月15AQI
202329AQI
31
27
1
30
30
31
30
28
3
28
3
25
4
1
31
28
1
26
5
345
17
1
記録された最高 AQI
12月35AQI
記録された最低 AQI
3月24AQI
202232AQI
20
10
21
1
27
1
29
1
31
30
22
2
27
2
31
28
2
21
10
289
27
記録された最高 AQI
1月44AQI
記録された最低 AQI
7月22AQI
202135AQI
26
4
27
1
28
29
1
31
29
1
31
17
12
2
24
6
30
1
19
11
21
10
312
47
2
記録された最高 AQI
8月49AQI
記録された最低 AQI
6月26AQI
202043AQI
13
20
18
30
31
20
5
6
10
14
2
4
20
9
1
1
28
2
21
10
211
40
9
5
記録された最高 AQI
9月76AQI
記録された最低 AQI
3月27AQI
過去6 年間の最も汚染された年と最も清浄な年
最も汚染された年
2020(平均)
43AQI最も清浄な年
2025(平均)
26AQIContra Costa Centre の年間 2025 AQI（26）は、前年と比較して -21.4% (改善 AQI) の平均パーセント変動を示しています: 2020 (43), 2021 (35), 2022 (32), 2023 (29), 2024 (29)。
