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Last Updated 25 minutes ago
The hourly Walnut Grove, CA UV Index forecast for Wednesday, September 17th, 2025.
Last Updated 12 hours ago
The UV index forecast for the next five days in Walnut Grove, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Walnut Grove over the next five days will be 7 on Wednesday, September 17th at 1:00 pm.
The UV index forecast for Wednesday, September 17th in Walnut Grove, CA is below.
Time | UV Index | Risk |
---|
The UV index forecast for Thursday, September 18th in Walnut Grove, 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 | 0.3 |
Low |
9am | 1.2 |
Low |
10am | 2.7 |
Low |
11am | 4.6 |
Moderate |
12pm | 6 |
High |
1pm | 6.7 |
High |
2pm | 6 |
High |
3pm | 4.4 |
Moderate |
4pm | 2.8 |
Low |
5pm | 1.3 |
Low |
6pm | 0.4 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Friday, September 19th in Walnut Grove, 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 | 0.2 |
Low |
9am | 0.8 |
Low |
10am | 2.4 |
Low |
11am | 4.3 |
Moderate |
12pm | 6.2 |
High |
1pm | 6.9 |
High |
2pm | 6.4 |
High |
3pm | 5 |
Moderate |
4pm | 3.1 |
Moderate |
5pm | 1.4 |
Low |
6pm | 0.4 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Saturday, September 20th in Walnut Grove, 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 | 0.3 |
Low |
9am | 1.1 |
Low |
10am | 2.6 |
Low |
11am | 4.4 |
Moderate |
12pm | 6 |
High |
1pm | 6.7 |
High |
2pm | 6.3 |
High |
3pm | 4.9 |
Moderate |
4pm | 3 |
Moderate |
5pm | 1.4 |
Low |
6pm | 0.4 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Sunday, September 21st in Walnut Grove, 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 |