UV Index in Garrison, United States

Last updated: June 2, 2025

In Garrison, United States, awareness of the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels is essential not only for preventing painful sunburns but also for maintaining long-term skin health and reducing the risk of skin cancer. With the climate of Garrison falling under the Cfa zone, residents can expect certain UV exposure risks, particularly during midday hours when the index peaks at a significant 11 and 12 around noon and early afternoon. Stay informed, and take the necessary precautions to enjoy the sun safely!

Hourly UV Index in Garrison

As the sun rises, the UV Index gradually escalates, starting from a gentle 1 at 7:00 AM. By 9:00 AM, it reaches a moderate 3, hinting at the day's potential. The intensity peaks at 12:00 PM, where the index soars to a striking 11, indicating high risk for harm from unprotected sun exposure. Though it dips slightly to 9 by 3:00 PM, the UV levels remain significant. As the afternoon fades, the index gradually decreases to 2 by 6:00 PM, and finally settles back to a mild 1 as day turns to dusk at 7:00 PM. It’s crucial to stay vigilant—during peak hours, particularly between 11:00 AM and 1:00 PM, appropriate sun protection is essential to safeguard against harmful UV radiation.

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	3	moderate	30 min
10:00	6	high	25 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	9	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 Garrison

Throughout the year, the UV Index demonstrates significant seasonal variation, with the highest levels occurring from March to August. During these months, particularly in May and June, the UV Index reaches extreme levels (11-12), resulting in a reduced burn time of just 10 minutes. April and September also show very high readings, warranting caution with a 15-minute burn time. From October to February, UV exposure decreases, yet February still earns a high category with a burn time of 25 minutes. To protect skin health, visitors and residents should be particularly vigilant during the high-risk months of March through August, using sunscreen, wearing protective clothing, and seeking shade, especially during midday hours when the sun's rays are most intense.

Monthly Maximum UV Index for Garrison, United States

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

The table above highlights how UV exposure in Garrison 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.

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