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Last Updated 52 minutes ago
The hourly Arcata, CA UV Index forecast for Sunday, September 14th, 2025.
Last Updated 12 hours ago
The UV index forecast for the next five days in Arcata, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Arcata over the next five days will be 7 on Monday, September 15th at 1:00 pm.
The UV index forecast for Sunday, September 14th in Arcata, CA is below.
Time | UV Index | Risk |
---|
The UV index forecast for Monday, September 15th in Arcata, 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 | 1 |
Low |
10am | 2.5 |
Low |
11am | 4.4 |
Moderate |
12pm | 6.1 |
High |
1pm | 7 |
High |
2pm | 6.8 |
High |
3pm | 5.5 |
Moderate |
4pm | 3.7 |
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 Tuesday, September 16th in Arcata, 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 | 1 |
Low |
10am | 2.4 |
Low |
11am | 4.2 |
Moderate |
12pm | 5.8 |
Moderate |
1pm | 6.5 |
High |
2pm | 6.2 |
High |
3pm | 5.1 |
Moderate |
4pm | 3.4 |
Moderate |
5pm | 1.7 |
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 Wednesday, September 17th in Arcata, 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 | 1 |
Low |
10am | 2.3 |
Low |
11am | 4.1 |
Moderate |
12pm | 5.8 |
Moderate |
1pm | 6.6 |
High |
2pm | 6.4 |
High |
3pm | 5.2 |
Moderate |
4pm | 3.4 |
Moderate |
5pm | 1.7 |
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 Thursday, September 18th in Arcata, 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 |