UV Index in Glenwood Springs, United States

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Glenwood Springs, as it helps protect against the harmful effects of sun exposure. With high UV levels peaking at 12 around midday, awareness can aid in preventing sunburn and promoting long-term skin health. This stunning locale, nestled in a Dfc climate zone, typically experiences a mix of sunshine and altitude-related UV risks. By staying informed about the UV Index, you can enjoy the beauty of Glenwood Springs while prioritizing your well-being under the sun.

Hourly UV Index in Glenwood Springs

Throughout the day, the UV Index displayed a dynamic pattern, peaking at an intense 12 around 1 PM. Starting off gently at 1 by 7 AM, it climbed steadily, reaching 9 by 11 AM, a clear sign to take precautions. As the sun approached its zenith, the index swelled to its maximum at 12 PM, emphasizing the importance of sun safety. Following the midday peak, the index gradually decreased, dropping to 9 by 3 PM, then tapering off further to 2 by 6 PM and 1 by 7 PM. This data underscores the significance of shielding oneself from the sun's harmful rays during the day, especially when the UV Index is at its highest.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Glenwood Springs

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from March to August when the UV Index reaches extreme levels (12 to 13) and the burn time is as little as 10 minutes. In contrast, January and December show a moderate UV Index of 4, allowing for a safer 30-minute exposure without sunburn risk. Visitors and residents are strongly advised to take extra precautions during the spring and summer months, including using sunscreen, wearing protective clothing, and seeking shade during peak hours, especially in April and June when UV levels are at their highest. As the year progresses into the fall and winter, UV levels decrease, but individuals should remain vigilant, particularly in early spring when levels begin to rise again.

Monthly Maximum UV Index for Glenwood Springs, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Glenwood Springs. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Glenwood Springs, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Glenwood Springs UV Index with Other United States Cities

The table above highlights how UV exposure in Glenwood Springs compares to other major locations across United States. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Glenwood Springs's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Glenwood Springs	4	6	9	12	12	13	12	12	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5