Washington Street South, Montoursville, Pennsylvania, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Washington Street South, Montoursville, Pennsylvania, United States
AQI Trends: Highest and Lowest
Same Day Analysis (17th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 73 of Moderate air quality on the same day.
Day & Night AQI Trend: 16th Jul - 17th Jul 2026
Washington Street South, Montoursville, Pennsylvania, United States
5 AM16th Jul 2026
8 PM
4 AM17th Jul 2026
94AQI
26AQI
130AQI
26AQI
In the last 24 hours,
Washington Street South's AQI reached its highest point of 130 at 1 AM during the Night, while the lowest point, 26, was recorded at 11 PM during the Night between 16th Jul and 17th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Washington Street South, Montoursville, Pennsylvania, United States
24°C19/30°C
22°C16/27°C
21°C13/26°C
21°C13/29°C
20°C17/25°C
21°C16/26°C
21°C13/28°C
22°C15/30°C
23°C17/29°C
20°C18/23°C
23°C17/29°C
25°C18/32°C
27°C21/34°C
30°C23/38°C
32°C24/38°C
31°C25/39°C
29°C22/37°C
24°C19/30°C
23°C20/25°C
22°C19/27°C
25°C18/30°C
27°C21/33°C
25°C21/31°C
25°C19/32°C
25°C20/31°C
26°C20/32°C
28°C21/36°C
30°C22/38°C
27°C22/35°C
25°C17/32°C
30AQI
26AQI
28AQI
23AQI
2026 Days Vs Air Quality
Washington Street South, Montoursville, Pennsylvania, United States
94%
183
6%
12
Total number of days with different AQI categories in last 198 days in 2026 (167 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 198 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
Washington Street South, Montoursville, Pennsylvania, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
13AQI (US)
17AQI (US)
18AQI (US)
27AQI (US)
26AQI (US)
64AQI (US)
40AQI (US)
20AQI (US)
48AQI (US)
22AQI (US)
14AQI (US)
12AQI (US)
31AQI (US)
30AQI (US)
16AQI (US)
13AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
18AQI (US)
24AQI (US)
58AQI (US)
59AQI (US)
48AQI (US)
51AQI (US)
47AQI (US)
37AQI (US)
42AQI (US)
50AQI (US)
58AQI (US)
43AQI (US)
46AQI (US)
49AQI (US)
48AQI (US)
43AQI (US)
50AQI (US)
43AQI (US)
39AQI (US)
43AQI (US)
48AQI (US)
45AQI (US)
39AQI (US)
39AQI (US)
46AQI (US)
48AQI (US)
38AQI (US)
44AQI (US)
43AQI (US)
41AQI (US)
41AQI (US)
38AQI (US)
35AQI (US)
35AQI (US)
37AQI (US)
44AQI (US)
44AQI (US)
33AQI (US)
34AQI (US)
33AQI (US)
38AQI (US)
55AQI (US)
44AQI (US)
46AQI (US)
39AQI (US)
29AQI (US)
37AQI (US)
37AQI (US)
36AQI (US)
32AQI (US)
42AQI (US)
37AQI (US)
40AQI (US)
34AQI (US)
32AQI (US)
37AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
41AQI (US)
39AQI (US)
34AQI (US)
40AQI (US)
36AQI (US)
32AQI (US)
26AQI (US)
29AQI (US)
31AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
29AQI (US)
29AQI (US)
27AQI (US)
32AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
39AQI (US)
28AQI (US)
30AQI (US)
30AQI (US)
24AQI (US)
29AQI (US)
32AQI (US)
33AQI (US)
30AQI (US)
29AQI (US)
32AQI (US)
28AQI (US)
27AQI (US)
23AQI (US)
24AQI (US)
28AQI (US)
32AQI (US)
27AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
23AQI (US)
21AQI (US)
35AQI (US)
38AQI (US)
29AQI (US)
25AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
24AQI (US)
46AQI (US)
52AQI (US)
56AQI (US)
57AQI (US)
54AQI (US)
50AQI (US)
44AQI (US)
43AQI (US)
51AQI (US)
47AQI (US)
45AQI (US)
29AQI (US)
27AQI (US)
23AQI (US)
19AQI (US)
18AQI (US)
27AQI (US)
28AQI (US)
23AQI (US)
18AQI (US)
21AQI (US)
27AQI (US)
28AQI (US)
21AQI (US)
18AQI (US)
17AQI (US)
26AQI (US)
27AQI (US)
25AQI (US)
20AQI (US)
23AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
27AQI (US)
22AQI (US)
21AQI (US)
18AQI (US)
24AQI (US)
17AQI (US)
21AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
27AQI (US)
42AQI (US)
34AQI (US)
26AQI (US)
29AQI (US)
19AQI (US)
16AQI (US)
10AQI (US)
18AQI (US)
28AQI (US)
26AQI (US)
29AQI (US)
28AQI (US)
29AQI (US)
33AQI (US)
47AQI (US)
73AQI (US)
33AQI (US)
42AQI (US)
35AQI (US)
29AQI (US)
35AQI (US)
23AQI (US)
30AQI (US)
No. of days
202633AQI (US)
Highest AQI (US) recorded in
February42AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202531AQI (US)
Highest AQI (US) recorded in
March41AQI (US)
Lowest AQI (US) recorded in
May21AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Washington Street South's annual 2026 AQI (US) (33) shows an average percentage change of 6.4% (worsened AQI (US)) compared to previous years: 2025 (31).