UV Index Today in San Jose, California (CA) Tuesday, April 7, 2026 -
1:52 AM PDT (GMT-7)
The UV Index in San Jose, California (CA) right now is 0. This reading
was last updated at 1:00 AM PDT,
about 52 minutes ago. The UV Index at
2:00 AM PDT, in about 7 minutes from now, is expected to be 0.
The maximum UV Index today in San Jose is expected to be 7.9 at 1:00 PM PDT, 11 hours and 7 minutes from now. The maximum UV Index
tomorrow is expected to be 7.7 at 1:00 PM PDT.
UV Index Today Hourly April 7
San Jose, California (CA) sees Very High-risk UV conditions today, with the index
reaching
7.9 around 1:00 PM PDT.
0 2 4 6 8 10 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM Pacific Daylight Time (PDT, GMT-7)
Now: 1:52 AM 0 0.5 1.6 3.3 5.4 7.1 7.9 7.5 6 3.9 2 0.7 0.1 0 UV Index Tomorrow Hourly April 8
Tomorrow in San Jose, California (CA), the UV Index is expected to reach up to 7.7 around
1:00 PM PDT, placing it in the Very High risk category for sun exposure.
0 2 4 6 8 10 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM Pacific Daylight Time (PDT, GMT-7)
0 0.5 1.5 3.4 5.4 7 7.7 7.2 5.6 3.7 1.9 0.7 0.1 0 5 Day UV Index Forecast April 6, 2026
Time UV Index Risk 12:00 AM 0
Low 1:00 AM 0
Low 2:00 AM 0
Low 3:00 AM 0
Low 4:00 AM 0
Low 5:00 AM 0
Low 6:00 AM 0
Low 7:00 AM 0
Low 8:00 AM 0.5
Low 9:00 AM 1.5
Low 10:00 AM 3.2
Moderate 11:00 AM 5.3
Moderate 12:00 PM 6.9
High 1:00 PM 7.7
Very High 2:00 PM 7.2
High 3:00 PM 5.7
High 4:00 PM 3.7
Moderate 5:00 PM 1.9
Low 6:00 PM 0.7
Low 7:00 PM 0.1
Low 8:00 PM 0
Low 9:00 PM 0
Low 10:00 PM 0
Low 11:00 PM 0
Low
April 7, 2026
Time UV Index Risk 12:00 AM 0
Low 1:00 AM 0
Low 2:00 AM 0
Low 3:00 AM 0
Low 4:00 AM 0
Low 5:00 AM 0
Low 6:00 AM 0
Low 7:00 AM 0
Low 8:00 AM 0.5
Low 9:00 AM 1.6
Low 10:00 AM 3.3
Moderate 11:00 AM 5.4
Moderate 12:00 PM 7.1
High 1:00 PM 7.9
Very High 2:00 PM 7.5
Very High 3:00 PM 6
High 4:00 PM 3.9
Moderate 5:00 PM 2
Low 6:00 PM 0.7
Low 7:00 PM 0.1
Low 8:00 PM 0
Low 9:00 PM 0
Low 10:00 PM 0
Low 11:00 PM 0
Low
April 8, 2026
Time UV Index Risk 12:00 AM 0
Low 1:00 AM 0
Low 2:00 AM 0
Low 3:00 AM 0
Low 4:00 AM 0
Low 5:00 AM 0
Low 6:00 AM 0
Low 7:00 AM 0
Low 8:00 AM 0.5
Low 9:00 AM 1.5
Low 10:00 AM 3.4
Moderate 11:00 AM 5.4
Moderate 12:00 PM 7
High 1:00 PM 7.7
Very High 2:00 PM 7.2
High 3:00 PM 5.6
High 4:00 PM 3.7
Moderate 5:00 PM 1.9
Low 6:00 PM 0.7
Low 7:00 PM 0.1
Low 8:00 PM 0
Low 9:00 PM 0
Low 10:00 PM 0
Low 11:00 PM 0
Low
April 9, 2026
Time UV Index Risk 12:00 AM 0
Low 1:00 AM 0
Low 2:00 AM 0
Low 3:00 AM 0
Low 4:00 AM 0
Low 5:00 AM 0
Low 6:00 AM 0
Low 7:00 AM 0
Low 8:00 AM 0.4
Low 9:00 AM 1.1
Low 10:00 AM 2.4
Low 11:00 AM 4.2
Moderate 12:00 PM 5.8
High 1:00 PM 6.4
High 2:00 PM 6
High 3:00 PM 4.9
Moderate 4:00 PM 3.3
Moderate 5:00 PM 1.8
Low 6:00 PM 0.7
Low 7:00 PM 0.1
Low 8:00 PM 0
Low 9:00 PM 0
Low 10:00 PM 0
Low 11:00 PM 0
Low
April 10, 2026
Time UV Index Risk 12:00 AM 0
Low 1:00 AM 0
Low 2:00 AM 0
Low 3:00 AM 0
Low 4:00 AM 0
Low 5:00 AM 0
Low 6:00 AM 0
Low 7:00 AM 0
Low 8:00 AM 0.5
Low 9:00 AM 1.5
Low 10:00 AM 3.1
Moderate 11:00 AM 4.9
Moderate 12:00 PM 6
High 1:00 PM 4.6
Moderate 2:00 PM 2.5
Moderate 3:00 PM 2.9
Moderate 4:00 PM 1.1
Low 5:00 PM 0.6
Low 6:00 PM 0.4
Low 7:00 PM 0
Low 8:00 PM 0
Low 9:00 PM 0
Low 10:00 PM 0
Low 11:00 PM 0
Low
Nearby Places Maximum UV Index Today
Alum Rock - 7.9
Burbank - 7.9
Fruitdale - 7.9
East Foothills - 7.9
Cambrian Park - 7.9
Campbell - 7.9
Los Gatos - 7.9
Santa Clara - 7.9
Milpitas - 7.7
Monte Sereno - 7.9
Saratoga - 7.9
Sunnyvale - 7.7
Lexington Hills - 7.9
Cupertino - 7.9
Mountain View - 7.7
Loyola - 7.9
Los Altos - 7.9
Fremont - 7.7
Morgan Hill - 7.9
Day Valley - 7.8
Lompico - 8
Newark - 7.7
Sunol - 7.7
Scotts Valley - 8
Los Altos Hills - 8
Palo Alto - 7.7
Corralitos - 7.8
Aptos - 8
Soquel - 8
Mount Hermon - 8