UV Index in Ridgway, United States

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors of Ridgway, United States, where the climate can bring about significant sun exposure risks due to its Dfb climate zone. Being aware of daily UV levels helps in preventing sunburn and promoting overall skin health, shielding yourself from harmful effects. With peak UV Index readings reaching as high as 13 during midday, it’s essential to know when the sun’s rays are strongest so you can take protective measures and enjoy the beautiful outdoors safely.

Hourly UV Index in Ridgway

As the sun rises, the UV Index begins its climb, starting at a modest 1 at 07:00. By 09:00, it reaches 4, signaling the need for sun protection. The intensity peaks at 13 around 13:00, perfect for seeking shade or slathering on sunscreen. Temperatures are sizzling as it slightly dips to 12 by 14:00, then gradually decreases throughout the afternoon. As the day winds down, the UV Index falls to 2 at 18:00 and returns to 1 by 19:00, signaling safer conditions as the sun sets. Keep your skin protected during those peak hours when the UV rays are most intense!

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	3	moderate	30 min
10:00	6	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	7	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 Ridgway

Throughout the year, UV levels exhibit significant seasonal variations, with the highest risk months occurring from March to August, where the UV Index reaches extreme levels of 11 and above. Specifically, April, May, June, and July present critical exposure levels, with a burn time as brief as 10 minutes. Visitors and residents should be especially vigilant during these periods, applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade whenever possible. In contrast, the UV Index is lower from November to February, categorized as moderate to high, allowing for longer burn times of 25 to 30 minutes. Thus, while outdoor activities can be enjoyed year-round, increased caution is essential during the peak UV months to prevent skin damage.

Monthly Maximum UV Index for Ridgway, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ridgway. 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 Ridgway, 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 Ridgway UV Index with Other United States Cities

The table above highlights how UV exposure in Ridgway 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.

Ridgway'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
Ridgway	4	6	9	11	12	13	13	12	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5