UV Index in Atwater, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Atwater, United States, especially given the area’s BSk climate, which can lead to elevated UV exposure, particularly in the summer months. Monitoring UV levels not only helps in preventing sunburn but also plays a significant role in maintaining long-term skin health. The UV Index in Atwater can peak at an intense 11 around midday, underscoring the need for awareness and protective measures. By staying informed about daily UV levels, you can enjoy the sunny days while minimizing your risk of skin damage.

Hourly UV Index in Atwater

The UV Index throughout the day showcases a striking progression of solar intensity. Starting at a gentle 1 at 7:00 AM, it gradually climbs to a moderate 4 by 9:00 AM. The real heat hits at 11:00 AM, reaching a peak of 11, signifying that sun protection is essential during these hours. As the afternoon unfolds, the levels begin to taper off, with 10 at 2:00 PM and then descending to 4 by 5:00 PM. The day winds down with a comfortable 1 by 7:00 PM, making it a perfect time to enjoy the cool evening sun. Remember, the higher the UV Index, the more crucial it is to stay protected!

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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	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 Atwater

Throughout the year, UV index levels exhibit significant seasonal changes, with high-risk months primarily from March to August. During this period, the UV index peaks, reaching extreme levels of 11 in June and July, where the burn time is as low as 10 minutes. Visitors and residents should take precautionary measures during these months, seeking shade and using SPF protection to reduce the risk of sunburn and long-term skin damage. Levels start to moderate again from September to November, allowing for safer sun exposure. January and December present the least risk, with moderate UV index levels of 3, where exposure can be as long as 30 minutes without immediate harm. It's essential for everyone to remain vigilant and adjust their sun safety practices based on the UV index throughout the seasons.

Monthly Maximum UV Index for Atwater, United States

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

The table above highlights how UV exposure in Atwater 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.

Atwater'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
Atwater	3	5	8	9	10	11	11	10	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