Great Falls, Montana, US

: 6

Today's UV Index

July 10, 2026

Very High : 10




Current UV Index

5:50 pm

6
Protection essential
Risk High
Solar radiation 564 W/m2
Solar Energy 2 W/m2

Summary

Extra protection needed. Be careful outside, especially during late morning through mid-afternoon. If your shadow is shorter than you, seek shade and wear protective clothing, a wide-brimmed hat, and sunglasses, and generously apply a minimum of SPF-15, broad-spectrum sunscreen on exposed skin.

Hourly UV Index

6 am 0
20
7 am 1
20
8 am 3
20
9 am 5
20
10 am 7
20
11 am 8
20
12 pm 10
20
1 pm 10
20
2 pm 10
20
3 pm 10
60
4 pm 10
60
5 pm 8
60
6 pm 6
60
7 pm 3
60
8 pm 2
60

15-Day UV index Forecast

Today

10 Jul

10

Very High

Extra protection

20 Min

Sat

11 Jul

9

Very High

Extra protection

20 Min

Sun

12 Jul

9

Very High

Extra protection

20 Min

Mon

13 Jul

9

Very High

Extra protection

20 Min

Tue

14 Jul

9

Very High

Extra protection

20 Min

Wed

15 Jul

6

High

Protection essential

30 Min

Thu

16 Jul

9

Very High

Extra protection

20 Min

Fri

17 Jul

9

Very High

Extra protection

20 Min

Sat

18 Jul

8

Very High

Extra protection

20 Min

Sun

19 Jul

9

Very High

Extra protection

20 Min

Mon

20 Jul

8

Very High

Extra protection

20 Min

Tue

21 Jul

9

Very High

Extra protection

20 Min

Wed

22 Jul

9

Very High

Extra protection

20 Min

Thu

23 Jul

9

Very High

Extra protection

20 Min

Sun

Sunrise
5:38 am
Sunset
9:21 pm

Weather

Temp6 °

Feels like30 °

Dew Point3.6 °

Wind20.9 Km/h

Visibility16

Humidity16.5