Springfield, Massachusetts, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Springfield, Massachusetts, United States
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 44 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Springfield, Massachusetts, United States
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
59AQI
43AQI
55AQI
45AQI
In the last 24 hours,
Springfield's AQI reached its highest point of 59 at 1 PM during the Day, while the lowest point, 43, was recorded at 5 PM during the Day between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Springfield, Massachusetts, United States
23°C18/31°C
23°C19/29°C
19°C16/22°C
16°C10/21°C
17°C9/25°C
16°C8/21°C
19°C9/25°C
20°C14/26°C
18°C13/24°C
21°C15/27°C
21°C13/29°C
19°C15/25°C
16°C10/21°C
22°C15/29°C
21°C15/25°C
16°C9/22°C
15°C6/25°C
15°C6/23°C
20°C15/27°C
20°C18/23°C
20°C18/22°C
21°C18/28°C
20°C13/28°C
23°C17/32°C
20°C13/28°C
18°C12/29°C
14°C8/22°C
13°C6/21°C
14°C5/25°C
17°C8/30°C
--°C/°C
39AQI
39AQI
39AQI
39AQI
2025 Days Vs Air Quality
Springfield, Massachusetts, United States
84%
162
15%
29
0.5%
1
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 278 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, Massachusetts, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI
21AQI
28AQI
32AQI
43AQI
19AQI
19AQI
29AQI
25AQI
19AQI
20AQI
17AQI
17AQI
16AQI
24AQI
23AQI
16AQI
15AQI
20AQI
31AQI
14AQI
15AQI
24AQI
47AQI
19AQI
18AQI
34AQI
19AQI
29AQI
48AQI
28AQI
11AQI
18AQI
26AQI
20AQI
18AQI
36AQI
44AQI
35AQI
18AQI
19AQI
28AQI
22AQI
22AQI
15AQI
24AQI
24AQI
28AQI
30AQI
29AQI
38AQI
36AQI
20AQI
13AQI
15AQI
17AQI
16AQI
12AQI
14AQI
14AQI
20AQI
24AQI
26AQI
20AQI
33AQI
18AQI
15AQI
19AQI
26AQI
38AQI
58AQI
61AQI
50AQI
75AQI
74AQI
30AQI
51AQI
67AQI
62AQI
53AQI
43AQI
43AQI
27AQI
22AQI
32AQI
36AQI
53AQI
52AQI
54AQI
57AQI
53AQI
44AQI
29AQI
27AQI
34AQI
33AQI
40AQI
32AQI
43AQI
43AQI
49AQI
58AQI
45AQI
35AQI
28AQI
27AQI
31AQI
31AQI
21AQI
25AQI
31AQI
34AQI
36AQI
18AQI
23AQI
23AQI
35AQI
21AQI
27AQI
33AQI
40AQI
74AQI
89AQI
68AQI
57AQI
51AQI
65AQI
59AQI
36AQI
60AQI
79AQI
110AQI
73AQI
47AQI
35AQI
40AQI
42AQI
57AQI
61AQI
47AQI
37AQI
57AQI
51AQI
57AQI
20AQI
19AQI
19AQI
20AQI
24AQI
37AQI
27AQI
28AQI
18AQI
21AQI
23AQI
27AQI
18AQI
21AQI
31AQI
31AQI
28AQI
25AQI
33AQI
47AQI
41AQI
21AQI
22AQI
24AQI
29AQI
37AQI
38AQI
43AQI
47AQI
36AQI
24AQI
25AQI
30AQI
20AQI
23AQI
23AQI
30AQI
33AQI
18AQI
19AQI
20AQI
28AQI
26AQI
27AQI
15AQI
9AQI
16AQI
44AQI
29AQI
23AQI
23AQI
44AQI
40AQI
41AQI
29AQI
21AQI
No. of days
202533AQI
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
October21AQI
Most & Least Polluted Years Over the Last 1 Years
Springfield's annual 2025 AQI (33) shows an average percentage change of NaN% (improved AQI) compared to previous years: .