UV Index for Altamont, SD

Current Altamont UV Index

0 (Low)

Last Updated 39 minutes ago

Hourly Altamont UV Index

The hourly Altamont, SD UV Index forecast for Tuesday, July 8th, 2025.

5 Day Hourly Altamont UV Index Forecast

Last Updated 1 day ago

The UV index forecast for the next five days in Altamont, SD has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Altamont over the next five days will be 9 on Wednesday, July 9th at 1:00 pm.

The UV index forecast for Tuesday, July 8th in Altamont, SD is below.

Time UV Index Risk
5am 0
Low
6am 0
Low
7am 0.2
Low
8am 0.6
Low
9am 1.7
Low
10am 3
Moderate
11am 5.3
Moderate
12pm 7.5
High
1pm 8.6
Very High
2pm 8.7
Very High
3pm 7.6
High
4pm 5.7
Moderate
5pm 3.8
Moderate
6pm 2
Low
7pm 0.8
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, July 9th in Altamont, SD 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 0.3
Low
8am 0.9
Low
9am 2.2
Low
10am 4
Moderate
11am 6.1
High
12pm 8
Very High
1pm 9
Very High
2pm 9
Very High
3pm 8
Very High
4pm 6.1
High
5pm 4
Moderate
6pm 1.3
Low
7pm 0.8
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 10th in Altamont, SD 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 0.2
Low