UV Index Today in Pittsburgh, Pennsylvania (PA)

Sunday, September 20, 2026 -12:23 PM EDT (GMT-4)

The UV Index in Pittsburgh, Pennsylvania (PA) right now is 3.3. This reading was last updated at 12:00 PM EDT, about 23 minutes ago. The UV Index at1:00 PM EDT, in about 36 minutes from now, is expected to be 1.9.

The maximum UV Index today in Pittsburgh was 3.3 at 12:00 PM EDT,23 minutes ago. The maximum UV Index tomorrow is expected to be 1.5 at 1:00 PM EDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

September 20
3.3
12:00 PM EDT
Moderate

Tomorrow

September 21
1.5
1:00 PM EDT
Low

UV Index Today Hourly

September 20

The UV Index for Pittsburgh, Pennsylvania (PA) peaks at 3.3 today at 12:00 PM EDT, classified as Moderate risk.

02468107 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)Now: 12:23 PM00.20.82.22.83.31.90.50.40.41.40.30
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

September 21

The UV Index for Pittsburgh, Pennsylvania (PA) peaks at 1.5 tomorrow at 1:00 PM EDT, classified as Low risk.

02468109 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)00.10.31.11.51.51.31.40.60.20
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

September 19, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0.1
Low
9:00 AM0.8
Low
10:00 AM2.3
Low
11:00 AM2
Low
12:00 PM2.2
Low
1:00 PM6.7
High
2:00 PM6.2
High
3:00 PM5
Moderate
4:00 PM3.2
Moderate
5:00 PM1.7
Low
6:00 PM0.5
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

September 20, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0.2
Low
9:00 AM0.8
Low
10:00 AM2.2
Low
11:00 AM2.8
Moderate
12:00 PM3.3
Moderate
1:00 PM1.9
Low
2:00 PM0.5
Low
3:00 PM0.4
Low
4:00 PM0.4
Low
5:00 PM1.4
Low
6:00 PM0.3
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

September 21, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0
Low
10:00 AM0.1
Low
11:00 AM0.3
Low
12:00 PM1.1
Low
1:00 PM1.5
Low
2:00 PM1.5
Low
3:00 PM1.3
Low
4:00 PM1.4
Low
5:00 PM0.6
Low
6:00 PM0.2
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

September 22, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.1
Low
10:00 AM0.3
Low
11:00 AM0.6
Low
12:00 PM0.9
Low
1:00 PM0.9
Low
2:00 PM0.7
Low
3:00 PM0.6
Low
4:00 PM0.4
Low
5:00 PM0.2
Low
6:00 PM0.1
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

September 23, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.2
Low
10:00 AM0.6
Low
11:00 AM1
Low
12:00 PM1.2
Low
1:00 PM1.3
Low
2:00 PM1.5
Low
3:00 PM1.2
Low
4:00 PM0.7
Low
5:00 PM0.4
Low
6:00 PM0.1
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low
Data Source: National Oceanic and Atmospheric Administration (NOAA)

Nearby Places

Maximum UV Index Today
Data Source: National Oceanic and Atmospheric Administration (NOAA)