0 (Low)
Last Updated 15 minutes ago
The hourly National City, CA UV Index forecast for Tuesday, October 21st, 2025.
Last Updated 14 hours ago
The UV index forecast for the next five days in National City, CA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in National City over the next five days will be 5.6 on Tuesday, October 21st at 1:00 pm.
The UV index forecast for Tuesday, October 21st in National City, CA is below.
Time | UV Index | Risk |
---|---|---|
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0 |
Low |
8am | 0.2 |
Low |
9am | 0.9 |
Low |
10am | 2.3 |
Low |
11am | 4 |
Moderate |
12pm | 5.2 |
Moderate |
1pm | 5.6 |
Moderate |
2pm | 4.9 |
Moderate |
3pm | 3.4 |
Moderate |
4pm | 1.8 |
Low |
5pm | 0.6 |
Low |
6pm | 0 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Wednesday, October 22nd in National City, 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 | 0.9 |
Low |
10am | 2.1 |
Low |
11am | 3.8 |
Moderate |
12pm | 5.1 |
Moderate |
1pm | 5.2 |
Moderate |
2pm | 3.1 |
Moderate |
3pm | 2.5 |
Low |
4pm | 1 |
Low |
5pm | 0.4 |
Low |
6pm | 0 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Thursday, October 23rd in National City, 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 | 0.1 |
Low |
9am | 0.6 |
Low |
10am | 1.9 |
Low |
11am | 3.6 |
Moderate |
12pm | 5.1 |
Moderate |
1pm | 5.5 |
Moderate |
2pm | 4.8 |
Moderate |
3pm | 3.3 |
Moderate |
4pm | 1.7 |
Low |
5pm | 0.6 |
Low |
6pm | 0 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Friday, October 24th in National City, 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 |