UV Index in Colorado
Monday
09/29/2025
Current UV Index:
1.35
Low risk of harm
A UV index of 0 to 2 means that the danger from the Sun's UV rays to the average person is low.
UV Index Scale
0
- 2
Low risk of harm
A UV index of 0 to 2 means that the danger from the Sun's UV rays to the average person is low.
3
- 5
Medium risk of harm
A UV index of 3 to 5 means a moderate risk of harm from unprotected sun exposure.
6
- 7
High risk of harm
A UV Index of 6 to 7 means a high risk of harm from unprotected sun exposure. Skin and eye protection is essential.
8
- 10
Very high risk of harm
A UV Index of 8 to 10 means there is a very high risk of harm from unprotected sun exposure. Take extra precautions as unprotected skin and eyes are vulnerable and can burn quickly.
11+
Risk of dangerous harm
A UV Index of 11 or higher means an extremely high risk of harm from unprotected sun exposure. Take every precaution as unprotected skin and eyes can burn in minutes.
Hourly UV Index Forecast
Wear sunglasses on sunny days. In winter, reflection can double the intensity of UV rays.
If you burn easily, cover up and use sunscreen.
If you burn easily, cover up and use sunscreen.
1-2
Low
3-5
Medium
6-7
High
8-10
Very high
11+
Extremely high
Daily UV Index Forecast
09/29/2025
30o
/
49o
5.88
High risk of harm
09/30/2025
30o
/
52o
5.89
High risk of harm
10/01/2025
29o
/
51o
7.06
Very high risk of harm
10/02/2025
31o
/
56o
7.33
Very high risk of harm
10/03/2025
35o
/
57o
7.69
Very high risk of harm
10/04/2025
27o
/
46o
8
Very high risk of harm
10/05/2025
26o
/
48o
8
Very high risk of harm
10/06/2025
29o
/
49o
8
Very high risk of harm
09/29/2025
44o
Light rain
30oF
/
49oF
| Real feel
42oF
66% rain
|
0.004 in
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