UV Index for Sun River, MT

Current Sun River UV Index

0 (Low)

Last Updated 37 minutes ago

Hourly Sun River UV Index

The hourly Sun River, MT UV Index forecast for Tuesday, July 1st, 2025.

5 Day Hourly Sun River UV Index Forecast

Last Updated 13 hours ago

The UV index forecast for the next five days in Sun River, MT has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Sun River over the next five days will be 9.8 on Tuesday, July 1st at 1:00 pm.

The UV index forecast for Tuesday, July 1st in Sun River, MT is below.

Time UV Index Risk
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.4
Low
8am 1.2
Low
9am 2.6
Low
10am 4.6
Moderate
11am 6.8
High
12pm 8.7
Very High
1pm 9.8
Very High
2pm 9.6
Very High
3pm 8.4
Very High
4pm 6.5
High
5pm 4.4
Moderate
6pm 2.5
Low
7pm 1.1
Low
8pm 0.4
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, July 2nd in Sun River, 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 0.4
Low
8am 1.1
Low
9am 2.4
Low
10am 4.4
Moderate
11am 6.6
High
12pm 8.4
Very High
1pm 8.8
Very High
2pm 8.9
Very High
3pm 1.2
Low
4pm 5.1
Moderate
5pm 3.9
Moderate
6pm 1.8
Low
7pm 0.4
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 3rd in Sun River, 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 0.4
Low
8am 1
Low
9am 2.2
Low
10am 4
Moderate
11am 6
High
12pm 7.8
High
1pm 8.7
Very High
2pm 8.5
Very High
3pm 7.4
High
4pm 5.3
Moderate
5pm 3.8
Moderate
6pm 2.1
Low
7pm 1
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, July 4th in Sun River, 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