UV Index for Mammoth, MT

Current Mammoth UV Index

10.4 (Very High)

Last Updated 4 minutes ago

Hourly Mammoth UV Index

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

5 Day Hourly Mammoth UV Index Forecast

Last Updated 2 hours ago

The UV index forecast for the next five days in Mammoth, MT has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Mammoth over the next five days will be 10.4 on Tuesday, July 1st at 1:00 pm.

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

Time UV Index Risk
3pm 9.2
Very High
4pm 6.9
High
5pm 4.5
Moderate
6pm 0.2
Low
7pm 0.4
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, July 2nd in Mammoth, 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 0.3
Low
8am 1
Low
9am 2.2
Low
10am 4.3
Moderate
11am 6.2
High
12pm 8.3
Very High
1pm 9.2
Very High
2pm 9.4
Very High
3pm 8.4
Very High
4pm 1.8
Low
5pm 4.5
Moderate
6pm 1.3
Low
7pm 1
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 3rd in Mammoth, 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 0.3
Low
8am 0.9
Low
9am 2.2
Low
10am 4.4
Moderate
11am 6.3
High
12pm 7.4
High
1pm 7.7
High
2pm 5.6
Moderate
3pm 7.6
High
4pm 2.8
Low
5pm 1.8
Low
6pm 1
Low
7pm 0.3
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, July 4th in Mammoth, 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 0.3
Low
8am 1.1
Low
9am 2.5
Low
10am 4.6
Moderate
11am 6.8
High
12pm 8.9
Very High
1pm 10.1
Very High
2pm 10
Very High
3pm 6.2
High
4pm 6.6
High
5pm 3.7
Moderate
6pm 0.2
Low
7pm 0.2
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, July 5th in Mammoth, 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