UV Index Today in Pittsburgh, Pennsylvania (PA)

Friday, May 22, 2026 -2:39 PMEDT (GMT-4)

The UV Index in Pittsburgh, Pennsylvania (PA) right now is 4.6. This reading was last updated at 2:00 PM EDT, about 39 minutes ago. The UV Index at3:00 PM EDT, in about 20 minutes from now, is expected to be 2.7.

The maximum UV Index today in Pittsburgh was 5.2 at 12:00 PM EDT,2 hours and 39 minutes ago. The maximum UV Index tomorrow is expected to be 0.7 at 2:00 PM EDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

May 22
5.2
12:00 PM EDT
Moderate

Tomorrow

May 23
0.7
2:00 PM EDT
Low

UV Index Today Hourly

May 22

The UV Index for Pittsburgh, Pennsylvania (PA) peaks at 5.2 today at 12:00 PM EDT, classified as Moderate risk.

02468106 AM7 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)Now: 2:39 PM00.20.71.73.24.95.24.64.62.71.40.40.20
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

May 23

The UV Index for Pittsburgh, Pennsylvania (PA) peaks at 0.7 tomorrow at 2:00 PM EDT, classified as Low risk.

02468107 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)00.10.10.30.50.40.40.70.60.30.20.10
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

May 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 AM0.1
Low
8:00 AM0.4
Low
9:00 AM1.3
Low
10:00 AM1.8
Low
11:00 AM4.4
Moderate
12:00 PM5.7
High
1:00 PM5.2
Moderate
2:00 PM6.1
High
3:00 PM5
Moderate
4:00 PM3.6
Moderate
5:00 PM2.2
Low
6:00 PM1.2
Low
7:00 PM0.4
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

May 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 AM0.2
Low
8:00 AM0.7
Low
9:00 AM1.7
Low
10:00 AM3.2
Moderate
11:00 AM4.9
Moderate
12:00 PM5.2
Moderate
1:00 PM4.6
Moderate
2:00 PM4.6
Moderate
3:00 PM2.7
Moderate
4:00 PM1.4
Low
5:00 PM0.4
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

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

May 24, 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 AM0.5
Low
9:00 AM1.2
Low
10:00 AM0.5
Low
11:00 AM4.1
Moderate
12:00 PM3.2
Moderate
1:00 PM1.2
Low
2:00 PM2.6
Moderate
3:00 PM6.9
High
4:00 PM4.3
Moderate
5:00 PM3.1
Moderate
6:00 PM1.4
Low
7:00 PM0.6
Low
8:00 PM0.1
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

May 25, 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 AM0.2
Low
8:00 AM0.8
Low
9:00 AM1.9
Low
10:00 AM3.2
Moderate
11:00 AM3.2
Moderate
12:00 PM3.8
Moderate
1:00 PM6.4
High
2:00 PM7.2
High
3:00 PM5.9
High
4:00 PM4.1
Moderate
5:00 PM2.9
Moderate
6:00 PM1.6
Low
7:00 PM0.6
Low
8:00 PM0.1
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)