UV Index in Nellis Air Force Base, United States

Last updated: August 1, 2025

Understanding the UV Index at Nellis Air Force Base is crucial for protecting your skin and overall health. With a desert climate in this BWk zone, UV levels can soar, peaking at a life-threatening 12 during midday hours. Knowledge of these levels is key to preventing sunburn and long-term skin damage, especially given the daily fluctuations from a moderate 1 in the early morning to a staggering 13 around 1 PM. By staying informed about the UV Index, you can better safeguard yourself and enjoy the sunny outdoors while minimizing your risks.

Hourly UV Index in Nellis Air Force Base

Throughout the day, the UV Index (UVI) experiences a notable ascent, peaking at 13 around 1:00 PM—a time that signals the highest risk of harm from unprotected sun exposure. Starting the day with a low 1 at 7:00 AM, the UVI climbs steadily, reaching 12 by noon. The intensity wanes post-peak, dropping back to 6 by 4:00 PM, and further decreasing to a mild 1 by 7:00 PM. Those planning outdoor activities should take heed of the peak hours between 11:00 AM and 1:00 PM, where the index hits critical levels, urging the use of sunscreen, hats, and shade to stay safe.

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	11	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 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 Nellis Air Force Base

The UV Index experiences significant seasonal changes, peaking during the summer months. From January to February, UV exposure rises moderately, but by March and April, it escalates to very high levels, indicating increasing risk. The high-risk months are clearly May, June, July, and August, when the UV Index reaches extreme levels of 11 to 13, resulting in a rapid burn time of just 10 minutes. As summer transitions to fall, the UV Index gradually decreases, becoming moderate by November and December. Visitors and residents are advised to take extra precautions during high-risk months by wearing sunscreen, protective clothing, and limiting sun exposure during peak hours to mitigate the harmful effects of intense UV radiation.

Monthly Maximum UV Index for Nellis Air Force Base, United States

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

The table above highlights how UV exposure in Nellis Air Force Base 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.

Nellis Air Force Base'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
Nellis Air Force Base	4	6	8	10	11	12	13	11	10	7	5	3
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5