UV Index in First Mesa, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for those in First Mesa, United States, where the sunny, high desert climate can lead to significant sun exposure. With UV levels peaking at 13 around noon, awareness of these levels helps residents and visitors alike protect their skin from harmful rays and prevent painful sunburns. As you enjoy the beautiful, warm days typical of a BSk climate, staying informed about UV risks can play a vital role in maintaining long-term skin health and ensuring your outdoor activities are safe and enjoyable.

Hourly UV Index in First Mesa

As the sun ascends, the UV Index makes a notable rise, peaking at 13 by 12:00 PM, marking the day's highest intensity. The morning begins with a mild level of 2 at 07:00 AM and gradually escalates, hitting 11 by 11:00 AM. Nature becomes more resplendent as the UV rays peak; plan your outdoor activities accordingly! After this zenith, the index starts to diminish, sliding down to 8 by 3:00 PM and settling at a much gentler 1 by 6:00 PM. Remember, staying sun-safe is essential during those peak hours, especially between 10:00 AM and 2:00 PM when the index is at its highest!

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	2	low	45 min
08:00	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	12	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 First Mesa

Throughout the year, the UV Index exhibits notable fluctuations, with high-risk months generally occurring between March and September. During this period, the UV Index peaks at 13 in both June and July, indicating an extreme exposure category with a rapid burn time of only 10 minutes. Visitors and residents should exercise heightened caution, especially in the spring and summer months, utilizing sunscreen, wearing protective clothing, and seeking shade when outdoors. Notably, February and November present high UV conditions, while the winter months of January and December offer a more moderate risk. Awareness and preparation can significantly reduce the risk of UV-related health issues year-round.

Monthly Maximum UV Index for First Mesa, United States

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

The table above highlights how UV exposure in First Mesa 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.

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