UV Index for Calpine, CA

Current Calpine UV Index

0 (Low)

Last Updated 42 minutes ago

Hourly Calpine UV Index

The hourly Calpine, CA UV Index forecast for Tuesday, September 2nd, 2025.

5 Day Hourly Calpine UV Index Forecast

Last Updated 10 hours ago

The UV index forecast for the next five days in Calpine, CA has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Calpine over the next five days will be 8.4 on Wednesday, September 3rd at 1:00 pm.

The UV index forecast for Tuesday, September 2nd in Calpine, CA is below.

Time UV Index Risk
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, September 3rd in Calpine, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.6
Low
9am 1.9
Low
10am 3.9
Moderate
11am 6.2
High
12pm 7.8
High
1pm 8.4
Very High
2pm 4.3
Moderate
3pm 1.4
Low
4pm 1.2
Low
5pm 1.7
Low
6pm 0.5
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, September 4th in Calpine, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.5
Low
9am 1.6
Low
10am 3.4
Moderate
11am 5.5
Moderate
12pm 3.7
Moderate
1pm 1.2
Low
2pm 1.1
Low
3pm 3.9
Moderate
4pm 1.2
Low
5pm 1.1
Low
6pm 0.3
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, September 5th in Calpine, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.5
Low
9am 1.8
Low
10am 3.6
Moderate
11am 5.8
Moderate
12pm 7.6
High
1pm 8.2
Very High
2pm 7.5
High
3pm 6
High
4pm 3.8
Moderate
5pm 1.8
Low
6pm 0.6
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, September 6th in Calpine, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low