UV Index in Gallup, United States

Last updated: June 2, 2025

Understanding the UV Index in Gallup, United States is crucial for anyone who enjoys the outdoors, especially given the area's semi-arid BSk climate that can lead to elevated sun exposure. The UV Index not only serves as a helpful guide for sunburn prevention but also plays a significant role in maintaining long-term skin health. With peak UV levels reaching as high as 13 around midday, residents and visitors must be vigilant to protect themselves from the harmful effects of UV radiation. By staying informed about daily UV levels, you can ensure that your time spent in the sun is both enjoyable and safe.

Hourly UV Index in Gallup

The hourly UV Index data reveals a sharp escalation in UV radiation as the day progresses. Starting from a mild 1 at 07:00, the index swiftly climbs to 2 by 08:00, before reaching 4 at 09:00. The intensity peaks at a blistering 13 between 13:00 and 14:00, indicating a time when sun protection is crucial. As the afternoon wanes, the UV Index declines, dropping to 5 by 17:00 and falling further to 1 by 19:00. This data underscores the importance of safety measures during midday, when the sun’s rays are most potent.

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	10	very high	15 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	10	very high	15 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Gallup

The UV Index shows a distinct seasonal pattern, with the highest levels occurring from April to September, when the index consistently reaches extreme levels (11-13) and the burn time drops to just 10 minutes. The high-risk months for UV exposure are March through September, particularly April through July, when precautions are crucial. Visitors and residents should take protective measures during these months, such as wearing sunscreen, protective clothing, and sunglasses, and seeking shade to minimize the risk of harmful skin exposure. As the year progresses towards October, UV levels decrease, but attention to UV protection remains important until the levels return to moderate in December and January.

Monthly Maximum UV Index for Gallup, United States

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

The table above highlights how UV exposure in Gallup 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.

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