UV Index in Willits, United States

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents of Willits, United States, where the temperate climate can lead to significant sun exposure. Understanding UV levels helps in making informed decisions about sun protection, crucial for preventing sunburn and maintaining overall skin health. With the UV Index peaking at 11 during midday hours, locals should remain vigilant, especially considering Willits' typical exposure risks include high UV radiation from late spring to early fall. Stay safe and enjoy the sun smartly!

Hourly UV Index in Willits

The UV Index for today shows a dramatic rise as the sun ascends into the sky. Starting at a mild 1 by 07:00, the index gradually builds, reaching 3 by 09:00 and peaking at an intense 11 at 13:00—a level where sun protection is crucial. From this pinnacle, the values start to decline, tapering off to 10 at 14:00 and then gradually decreasing through the afternoon and evening, with values of 6 at 16:00 and sliding down to 1 by 19:00. Plan your outdoor activities accordingly, and remember to protect your skin during those peak hours!

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	8	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	10	very high	15 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 Willits

The UV Index experiences notable fluctuations throughout the year, exhibiting a marked increase from early spring into summer. January and December are characterized by a moderate UV Index of 3, allowing for relatively safe sun exposure times of 30 minutes. As we move into March, the UV Index rises to 7, indicating high exposure risk with a reduced burn time of 25 minutes. The most critical months for UV exposure are May through August, where the index peaks at 11, categorized as extreme, and a mere 10 minutes of unprotected sun exposure can lead to burns. In September, the index drops slightly to 9, yet still remains in the very high category, with a 15-minute burn time. Residents and visitors are advised to take extra precautions during high-risk months, utilizing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Willits, United States

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

The table above highlights how UV exposure in Willits 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.

Willits'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
Willits	3	5	7	8	11	11	11	11	9	7	4	3
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5