UV Index for Koosharem, UT

Current Koosharem UV Index

0 (Low)

Last Updated 57 minutes ago

Hourly Koosharem UV Index

The hourly Koosharem, UT UV Index forecast for Thursday, August 21st, 2025.

5 Day Hourly Koosharem UV Index Forecast

Last Updated 17 hours ago

The UV index forecast for the next five days in Koosharem, UT has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Koosharem over the next five days will be 9.8 on Saturday, August 23rd at 1:00 pm.

The UV index forecast for Thursday, August 21st in Koosharem, UT is below.

Time UV Index Risk
6am 0
Low
7am 0
Low
8am 0.5
Low
9am 1.7
Low
10am 3.6
Moderate
11am 6.2
High
12pm 8.8
Very High
1pm 9
Very High
2pm 6.7
High
3pm 5.9
Moderate
4pm 1.9
Low
5pm 2
Low
6pm 1.5
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, August 22nd in Koosharem, UT 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 0.4
Low
9am 1.5
Low
10am 3.5
Moderate
11am 6.3
High
12pm 8.4
Very High
1pm 9
Very High
2pm 4.9
Moderate
3pm 4
Moderate
4pm 2.7
Low
5pm 0.4
Low
6pm 0.4
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, August 23rd in Koosharem, UT 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 0.4
Low
9am 1.5
Low
10am 3.3
Moderate
11am 6.5
High
12pm 8.9
Very High
1pm 9.8
Very High
2pm 5.8
Moderate
3pm 4.1
Moderate
4pm 4.3
Moderate
5pm 0.1
Low
6pm 0.1
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, August 24th in Koosharem, UT 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