UV Index for Grandfalls, TX

Current Grandfalls UV Index

4 (Moderate)

Last Updated 21 minutes ago

Hourly Grandfalls UV Index

The hourly Grandfalls, TX UV Index forecast for Sunday, December 7th, 2025.

5 Day Hourly Grandfalls UV Index Forecast

Last Updated 1 hour ago

The UV index forecast for the next five days in Grandfalls, TX has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Grandfalls over the next five days will be 4 on Sunday, December 7th at 1:00 pm.

The UV index forecast for Sunday, December 7th in Grandfalls, TX is below.

Time UV Index Risk
2pm 3.4
Moderate
3pm 2.3
Low
4pm 1.1
Low
5pm 0.3
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, December 8th in Grandfalls, TX 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
Low
9am 0.5
Low
10am 1.4
Low
11am 2.6
Low
12pm 3.6
Moderate
1pm 4
Moderate
2pm 3.4
Moderate
3pm 2.3
Low
4pm 1.1
Low
5pm 0.3
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, December 9th in Grandfalls, TX 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
Low
9am 0.4
Low
10am 1.3
Low
11am 2.4
Low
12pm 3.3
Moderate
1pm 3.6
Moderate
2pm 3.2
Moderate
3pm 2.1
Low
4pm 1
Low
5pm 0.3
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, December 10th in Grandfalls, TX 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
Low
9am 0.4
Low
10am 1.4
Low
11am 2.5
Low
12pm 3.4
Moderate
1pm 3.7
Moderate
2pm 3.2
Moderate
3pm 2.1
Low
4pm 1
Low
5pm 0.3
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, December 11th in Grandfalls, TX 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