St. George, Maine, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
February Air Quality Analysis
St. George, Maine, United States
AQI Trends: Highest and Lowest
Same Day Analysis (13th February):
On this day, AQI across the 1 years varied significantly: 2026 ranks 1st highest AQI at 35 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Feb - 13th Feb 2026
St. George, Maine, United States
6 AM12th Feb 2026
4 PM
5 AM13th Feb 2026
44AQI
21AQI
54AQI
19AQI
In the last 24 hours,
St. George's AQI reached its highest point of 54 at 8 PM during the Night, while the lowest point, 19, was recorded at 6 PM during the Night between 12th Feb and 13th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
St. George, Maine, United States
4°C1/6°C
-4°C-5/-3°C
0°C-4/2°C
1°C-1/3°C
-2°C-5/-1°C
-7°C-10/-4°C
-7°C-12/-4°C
0°C-3/3°C
-5°C-11/-2°C
-14°C-17/-11°C
-15°C-20/-10°C
-12°C-14/-9°C
-10°C-13/-6°C
-11°C-16/-6°C
-11°C-16/-6°C
-12°C-16/-8°C
-13°C-18/-7°C
-11°C-16/-6°C
-6°C-11/-1°C
-6°C-12/-1°C
-6°C-12/-1°C
-7°C-11/-2°C
-9°C-13/-5°C
-8°C-11/-4°C
-9°C-13/-5°C
-8°C-14/-1°C
-6°C-12/0°C
-1°C-4/2°C
-2°C-6/2°C
-3°C-8/1°C
48AQI
25AQI
49AQI
25AQI
2026 Days Vs Air Quality
St. George, Maine, United States
98%
43
2%
1
Total number of days with different AQI categories in last 45 days in 2026 (320 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2026, 98% of 45 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
St. George, Maine, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI (US)
23AQI (US)
24AQI (US)
35AQI (US)
48AQI (US)
50AQI (US)
40AQI (US)
24AQI (US)
32AQI (US)
20AQI (US)
16AQI (US)
19AQI (US)
25AQI (US)
37AQI (US)
40AQI (US)
27AQI (US)
21AQI (US)
45AQI (US)
24AQI (US)
23AQI (US)
31AQI (US)
34AQI (US)
42AQI (US)
43AQI (US)
25AQI (US)
40AQI (US)
32AQI (US)
27AQI (US)
40AQI (US)
52AQI (US)
48AQI (US)
31AQI (US)
39AQI (US)
43AQI (US)
39AQI (US)
41AQI (US)
36AQI (US)
34AQI (US)
38AQI (US)
37AQI (US)
36AQI (US)
26AQI (US)
29AQI (US)
35AQI (US)
33AQI (US)
36AQI (US)
No. of days
202633AQI (US)
Highest AQI (US) recorded in
February36AQI (US)
Lowest AQI (US) recorded in
January33AQI (US)
202530AQI (US)
Highest AQI (US) recorded in
June41AQI (US)
Lowest AQI (US) recorded in
March22AQI (US)
Most & Least Polluted Years Over the Last 2 Years
St. George's annual 2026 AQI (US) (33) shows an average percentage change of 13.1% (worsened AQI (US)) compared to previous years: 2025 (30).