Greensburg, Pennsylvania, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Greensburg, Pennsylvania, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Mar - 9th Mar 2026
Greensburg, Pennsylvania, United States
7 AM8th Mar 2026
6 PM
6 AM9th Mar 2026
68AQI
28AQI
53AQI
33AQI
In the last 24 hours,
Greensburg's AQI reached its highest point of 68 at 4 PM during the Day, while the lowest point, 28, was recorded at 8 AM during the Day between 8th Mar and 9th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Greensburg, Pennsylvania, United States
-13°C-20/-9°C
-10°C-21/-1°C
5°C-2/13°C
2°C-1/3°C
-3°C-4/-2°C
-5°C-11/2°C
3°C-2/14°C
4°C2/8°C
3°C1/7°C
7°C1/16°C
9°C5/14°C
10°C7/18°C
10°C3/19°C
3°C1/8°C
0°C-3/1°C
-3°C-6/0°C
-5°C-9/3°C
3°C0/11°C
2°C-1/9°C
5°C0/14°C
9°C2/18°C
2°C-2/7°C
-1°C-6/4°C
8°C1/16°C
11°C10/12°C
14°C11/20°C
15°C11/20°C
19°C14/27°C
12°C7/15°C
12°C3/23°C
64AQI
34AQI
53AQI
32AQI
2026 Days Vs Air Quality
Greensburg, Pennsylvania, United States
85%
58
15%
10
Total number of days with different AQI categories in last 69 days in 2026 (296 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% of 69 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
Greensburg, Pennsylvania, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
14AQI (US)
20AQI (US)
56AQI (US)
58AQI (US)
61AQI (US)
36AQI (US)
38AQI (US)
34AQI (US)
26AQI (US)
17AQI (US)
19AQI (US)
25AQI (US)
22AQI (US)
18AQI (US)
12AQI (US)
20AQI (US)
23AQI (US)
28AQI (US)
29AQI (US)
19AQI (US)
37AQI (US)
58AQI (US)
59AQI (US)
49AQI (US)
53AQI (US)
49AQI (US)
36AQI (US)
45AQI (US)
53AQI (US)
63AQI (US)
44AQI (US)
46AQI (US)
51AQI (US)
48AQI (US)
44AQI (US)
49AQI (US)
44AQI (US)
39AQI (US)
43AQI (US)
47AQI (US)
45AQI (US)
39AQI (US)
39AQI (US)
47AQI (US)
48AQI (US)
40AQI (US)
45AQI (US)
43AQI (US)
40AQI (US)
42AQI (US)
40AQI (US)
37AQI (US)
38AQI (US)
37AQI (US)
45AQI (US)
45AQI (US)
34AQI (US)
34AQI (US)
33AQI (US)
38AQI (US)
55AQI (US)
43AQI (US)
47AQI (US)
38AQI (US)
30AQI (US)
37AQI (US)
37AQI (US)
36AQI (US)
36AQI (US)
42AQI (US)
40AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
February42AQI (US)
Lowest AQI (US) recorded in
January36AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
June45AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202333AQI (US)
Highest AQI (US) recorded in
August41AQI (US)
Lowest AQI (US) recorded in
October25AQI (US)
202234AQI (US)
Highest AQI (US) recorded in
July44AQI (US)
Lowest AQI (US) recorded in
October26AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
July52AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202035AQI (US)
Highest AQI (US) recorded in
July42AQI (US)
Lowest AQI (US) recorded in
March28AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Greensburg's annual 2026 AQI (US) (39) shows an average percentage change of 14.5% (worsened AQI (US)) compared to previous years: 2020 (35), 2021 (39), 2022 (34), 2023 (33), 2024 (33), 2025 (33).