45°F

Thornton, Colorado, USA

Updated: 27-Apr-2024 5:30am

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Maximum Daily UV Index

Report for Year 2024

Data last updated 4/27/2024 05:30 AM.

Other Years:

Day	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1	1.0	1.9	3.4	4.8	---	---	---	---	---	---	---	---
2	1.0	1.7	3.5	4.9	---	---	---	---	---	---	---	---
3	1.2	0.0	3.2	6.4	---	---	---	---	---	---	---	---
4	1.1	2.1	3.3	6.0	---	---	---	---	---	---	---	---
5	1.1	2.7	3.2	5.7	---	---	---	---	---	---	---	---
6	1.0	2.5	3.5	3.2	---	---	---	---	---	---	---	---
7	1.0	2.1	1.9	4.8	---	---	---	---	---	---	---	---
8	1.0	2.0	2.5	4.2	---	---	---	---	---	---	---	---
9	1.1	2.1	4.0	4.9	---	---	---	---	---	---	---	---
10	1.0	0.9	3.5	5.7	---	---	---	---	---	---	---	---
11	1.1	2.4	3.7	5.3	---	---	---	---	---	---	---	---
12	1.2	2.3	3.7	6.1	---	---	---	---	---	---	---	---
13	0.6	2.6	3.9	5.5	---	---	---	---	---	---	---	---
14	0.7	2.6	2.3	5.4	---	---	---	---	---	---	---	---
15	0.5	2.8	4.9	4.9	---	---	---	---	---	---	---	---
16	1.3	1.1	4.7	5.3	---	---	---	---	---	---	---	---
17	1.6	2.5	4.9	7.5	---	---	---	---	---	---	---	---
18	1.6	2.9	4.5	2.1	---	---	---	---	---	---	---	---
19	1.5	2.7	4.5	2.7	---	---	---	---	---	---	---	---
20	1.4	3.1	4.7	4.1	---	---	---	---	---	---	---	---
21	0.9	2.7	4.5	5.9	---	---	---	---	---	---	---	---
22	1.3	3.4	4.4	6.7	---	---	---	---	---	---	---	---
23	1.3	2.8	5.3	7.5	---	---	---	---	---	---	---	---
24	1.2	2.9	4.4	6.8	---	---	---	---	---	---	---	---
25	1.1	3.0	5.3	6.9	---	---	---	---	---	---	---	---
26	1.0	2.9	4.3	7.4	---	---	---	---	---	---	---	---
27	1.6	3.1	4.4	0.0	---	---	---	---	---	---	---	---
28	1.7	3.3	5.1	---	---	---	---	---	---	---	---	---
29	1.7	3.6	4.9	---	---	---	---	---	---	---	---	---
30	1.8		4.6	---	---	---	---	---	---	---	---	---
31	2.0		4.4		---		---	---		---		---

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Highest High	2.0	3.6	5.3	7.5	---	---	---	---	---	---	---	---
Average High	1.2	2.4	4.0	5.2	---	---	---	---	---	---	---	---
Lowest High	0.5	0.0	1.9	0.0	---	---	---	---	---	---	---	---

UV Level	UV Index	Description

Low	0-2	No danger to the average person.
Moderate	3-5	Little risk of harm from unprotected sun exposure.
High	6-7	High risk of harm from unprotected sun exposure.
Very High	8-10	Very high risk of harm from unprotected sun exposure.
Extreme	11+	Extreme risk of harm from unprotected sun exposure.

Script Developed by Murry Conarroe of Wildwood Weather.