UV Index in Winnemucca, United States

Last updated: August 1, 2025

Understanding the UV Index in Winnemucca, United States is essential for protecting your skin and overall health in this high-desert climate. With UV levels peaking at a striking 11 during midday hours, awareness of these levels is crucial to prevent sunburn and long-term skin damage. The unique BSk climate of Winnemucca brings about clear, sunny days, increasing UV exposure risks significantly. Staying informed about the daily UV Index not only helps you enjoy outdoor activities safely but also promotes healthier skin throughout the year.

Hourly UV Index in Winnemucca

The UV index throughout the day presents a clear picture of sun intensity, peaking in the early afternoon. Starting from a modest 1 at 07:00, the index steadily climbs, reaching 9 by 11:00 and peaking at an impressive 11 between 12:00 and 13:00. This signifies extreme caution is needed during these hours, as UV levels are at their highest. As the day progresses, a gradual decline begins; the index drops to 10 at 14:00, then further to 8 by 15:00, and continues to decrease to 1 by 19:00. This data highlights the importance of protective measures during midday hours when UV radiation is strongest.

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	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	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Winnemucca

Throughout the year, UV exposure varies significantly, with the high-risk months typically spanning from March to September. During this period, the UV Index reaches its peak, especially in May, June, July, and August, where it consistently registers at an extreme level of 11, necessitating protective measures due to a burn time of just 10 minutes. As spring transitions to summer, the UV Index escalates from a moderate 4 in January to a severe 9 in April, marking a critical time for increased sun safety awareness. Residents and visitors are strongly advised to apply sunscreen regularly, wear protective clothing, and seek shade, particularly during the high UV index months to minimize the risk of skin damage. As the year progresses into the cooler months of November and December, UV levels decrease to low moderate levels, but caution should still be exercised for prolonged sun exposure.

Monthly Maximum UV Index for Winnemucca, United States

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

The table above highlights how UV exposure in Winnemucca 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.

Winnemucca'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
Winnemucca	4	5	7	9	11	11	11	11	9	6	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