UV Index for Square Butte, MT

Current Square Butte UV Index

0 (Low)

Last Updated 52 minutes ago

Hourly Square Butte UV Index

The hourly Square Butte, MT UV Index forecast for Saturday, September 13th, 2025.

5 Day Hourly Square Butte UV Index Forecast

Last Updated 15 hours ago

The UV index forecast for the next five days in Square Butte, MT has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Square Butte over the next five days will be 5.5 on Monday, September 15th at 1:00 pm.

The UV index forecast for Saturday, September 13th in Square Butte, MT is below.

Time UV Index Risk
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.2
Low
9am 0.8
Low
10am 1.6
Low
11am 2.2
Low
12pm 2.6
Low
1pm 3.7
Moderate
2pm 3
Moderate
3pm 2.1
Low
4pm 1.5
Low
5pm 0.6
Low
6pm 0.2
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, September 14th in Square Butte, MT 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 1.7
Low
11am 3
Moderate
12pm 4.2
Moderate
1pm 4.8
Moderate
2pm 4.7
Moderate
3pm 3.5
Moderate
4pm 2.2
Low
5pm 1.3
Low
6pm 0.5
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, September 15th in Square Butte, MT 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
Low
11am 3.3
Moderate
12pm 4.6
Moderate
1pm 5.5
Moderate
2pm 5.4
Moderate
3pm 4.4
Moderate
4pm 2.8
Low
5pm 1
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 Square Butte, MT 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