UV Index Today in Philadelphia, Pennsylvania (PA)

Tuesday, October 13, 2026 -3:25 PM EDT (GMT-4)

The UV Index in Philadelphia, Pennsylvania (PA) right now is 3.3. This reading was last updated at 3:00 PM EDT, about 25 minutes ago. The UV Index at4:00 PM EDT, in about 34 minutes from now, is expected to be 1.9.

The maximum UV Index today in Philadelphia was 4.8 at 1:00 PM EDT,2 hours and 25 minutes ago. The maximum UV Index tomorrow is expected to be 5.2 at 1:00 PM EDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

October 13
4.8
1:00 PM EDT
Moderate

Tomorrow

October 14
5.2
1:00 PM EDT
Moderate

UV Index Today Hourly

October 13

The sun will be strongest in Philadelphia, Pennsylvania (PA) around 1:00 PM EDT today, with a UV Index of 4.8 (Moderate risk).

02468107 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)Now: 3:25 PM00.10.71.73.24.44.84.43.31.90.70.10
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

October 14

Sun exposure in Philadelphia, Pennsylvania (PA) reaches Moderate risk levels tomorrow, with a peak UV Index of 5.2 at 1:00 PM EDT.

02468108 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)00.71.83.44.65.24.72.91.90.70.10
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

October 12, 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 AM0.4
Low
10:00 AM1.5
Low
11:00 AM3.1
Moderate
12:00 PM4.3
Moderate
1:00 PM4.7
Moderate
2:00 PM4.3
Moderate
3:00 PM3.2
Moderate
4:00 PM1.8
Low
5:00 PM0.7
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

October 13, 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 AM0.7
Low
10:00 AM1.7
Low
11:00 AM3.2
Moderate
12:00 PM4.4
Moderate
1:00 PM4.8
Moderate
2:00 PM4.4
Moderate
3:00 PM3.3
Moderate
4:00 PM1.9
Low
5:00 PM0.7
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

October 14, 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 AM0.7
Low
10:00 AM1.8
Low
11:00 AM3.4
Moderate
12:00 PM4.6
Moderate
1:00 PM5.2
Moderate
2:00 PM4.7
Moderate
3:00 PM2.9
Moderate
4:00 PM1.9
Low
5:00 PM0.7
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

October 15, 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 AM0.7
Low
10:00 AM1.8
Low
11:00 AM3.3
Moderate
12:00 PM4.6
Moderate
1:00 PM5.1
Moderate
2:00 PM4.7
Moderate
3:00 PM3.4
Moderate
4:00 PM1.9
Low
5:00 PM0.7
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

October 16, 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 AM0.6
Low
11:00 AM0.8
Low
12:00 PM1.7
Low
1:00 PM3.4
Moderate
2:00 PM4.4
Moderate
3:00 PM2.9
Moderate
4:00 PM0.8
Low
5:00 PM0.7
Low
6:00 PM0
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)