Springfield City Hall, Springfield, Oregon, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Springfield City Hall, Springfield, Oregon, United States
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 61 of Moderate air quality, showing improvement over 2023 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Springfield City Hall, Springfield, Oregon, United States
6 AM14th Aug 2026
8 PM
5 AM15th Aug 2026
48AQI
40AQI
62AQI
40AQI
In the last 24 hours,
Springfield City Hall's AQI reached its highest point of 62 at 4 AM during the Night, while the lowest point, 40, was recorded at 11 PM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Springfield City Hall, Springfield, Oregon, United States
19°C9/29°C
22°C12/31°C
23°C13/33°C
25°C17/36°C
28°C19/39°C
26°C19/36°C
22°C17/31°C
22°C15/32°C
20°C12/28°C
21°C14/29°C
21°C11/31°C
21°C14/29°C
21°C14/30°C
20°C11/30°C
23°C12/33°C
20°C16/26°C
19°C11/27°C
21°C11/32°C
24°C13/35°C
25°C14/36°C
25°C15/36°C
24°C15/35°C
25°C15/35°C
23°C14/33°C
22°C13/31°C
23°C14/32°C
22°C15/29°C
22°C14/30°C
20°C14/30°C
20°C13/29°C
62AQI
45AQI
61AQI
52AQI
2026 Days Vs Air Quality
Springfield City Hall, Springfield, Oregon, United States
83%
186
17%
38
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 227 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
Springfield City Hall, Springfield, Oregon, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
66AQI (US)
54AQI (US)
23AQI (US)
16AQI (US)
23AQI (US)
24AQI (US)
9AQI (US)
10AQI (US)
16AQI (US)
26AQI (US)
24AQI (US)
30AQI (US)
47AQI (US)
52AQI (US)
37AQI (US)
25AQI (US)
37AQI (US)
49AQI (US)
52AQI (US)
56AQI (US)
69AQI (US)
50AQI (US)
53AQI (US)
48AQI (US)
46AQI (US)
48AQI (US)
41AQI (US)
45AQI (US)
50AQI (US)
54AQI (US)
44AQI (US)
47AQI (US)
48AQI (US)
49AQI (US)
47AQI (US)
49AQI (US)
43AQI (US)
41AQI (US)
47AQI (US)
43AQI (US)
45AQI (US)
40AQI (US)
42AQI (US)
49AQI (US)
49AQI (US)
39AQI (US)
45AQI (US)
45AQI (US)
41AQI (US)
42AQI (US)
38AQI (US)
35AQI (US)
38AQI (US)
39AQI (US)
49AQI (US)
43AQI (US)
37AQI (US)
38AQI (US)
38AQI (US)
42AQI (US)
61AQI (US)
45AQI (US)
49AQI (US)
39AQI (US)
32AQI (US)
42AQI (US)
43AQI (US)
38AQI (US)
37AQI (US)
42AQI (US)
40AQI (US)
42AQI (US)
35AQI (US)
34AQI (US)
40AQI (US)
32AQI (US)
32AQI (US)
36AQI (US)
42AQI (US)
36AQI (US)
36AQI (US)
39AQI (US)
38AQI (US)
32AQI (US)
28AQI (US)
29AQI (US)
30AQI (US)
25AQI (US)
26AQI (US)
25AQI (US)
31AQI (US)
31AQI (US)
27AQI (US)
31AQI (US)
28AQI (US)
31AQI (US)
27AQI (US)
33AQI (US)
29AQI (US)
31AQI (US)
30AQI (US)
26AQI (US)
31AQI (US)
33AQI (US)
33AQI (US)
29AQI (US)
30AQI (US)
34AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
32AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
23AQI (US)
24AQI (US)
36AQI (US)
36AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
31AQI (US)
27AQI (US)
24AQI (US)
27AQI (US)
23AQI (US)
48AQI (US)
52AQI (US)
58AQI (US)
56AQI (US)
55AQI (US)
52AQI (US)
41AQI (US)
50AQI (US)
49AQI (US)
46AQI (US)
43AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
28AQI (US)
29AQI (US)
31AQI (US)
31AQI (US)
30AQI (US)
25AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
29AQI (US)
33AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
29AQI (US)
50AQI (US)
45AQI (US)
41AQI (US)
45AQI (US)
54AQI (US)
59AQI (US)
56AQI (US)
52AQI (US)
51AQI (US)
53AQI (US)
52AQI (US)
54AQI (US)
51AQI (US)
61AQI (US)
51AQI (US)
51AQI (US)
50AQI (US)
54AQI (US)
71AQI (US)
71AQI (US)
70AQI (US)
66AQI (US)
54AQI (US)
70AQI (US)
57AQI (US)
55AQI (US)
53AQI (US)
54AQI (US)
44AQI (US)
61AQI (US)
39AQI (US)
43AQI (US)
37AQI (US)
29AQI (US)
36AQI (US)
26AQI (US)
40AQI (US)
59AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
August59AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202530AQI (US)
Highest AQI (US) recorded in
November45AQI (US)
Lowest AQI (US) recorded in
May19AQI (US)
202424AQI (US)
Highest AQI (US) recorded in
December36AQI (US)
Lowest AQI (US) recorded in
May14AQI (US)
202321AQI (US)
Highest AQI (US) recorded in
August41AQI (US)
Lowest AQI (US) recorded in
April8AQI (US)
202221AQI (US)
Highest AQI (US) recorded in
October39AQI (US)
Lowest AQI (US) recorded in
May12AQI (US)
202124AQI (US)
Highest AQI (US) recorded in
September35AQI (US)
Lowest AQI (US) recorded in
December17AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
September135AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Springfield City Hall's annual 2026 AQI (US) (37) shows an average percentage change of 46.09% (worsened AQI (US)) compared to previous years: 2020 (40), 2021 (24), 2022 (21), 2023 (21), 2024 (24), 2025 (30).