UV Index in Haines, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Haines, United States, where the stunning scenery can sometimes conceal lurking risks to your skin health. The UV Index indicates the strength of sun's ultraviolet radiation, which can lead to sunburn and increase the risk of skin cancer. In Haines, with its Dsc climate, outdoor enthusiasts must be aware of fluctuating UV levels, especially from 10 AM to 2 PM, when the index peaks at 7. Staying informed and taking protective measures is essential for enjoying the breathtaking Alaskan outdoors safely!

Hourly UV Index in Haines

The UV Index rises steadily throughout the morning, starting at a mild 1 at 07:00 and reaching a peak of 7 by 13:00. During the midday hours, the index remains robust at 6, indicating the need for sun protection. As the afternoon progresses, the UV intensity gradually diminishes, dropping to 5 at 15:00 and further to 2 by 18:00, before settling back to 1 as the sun sets at 19:00. It's a day that emphasizes the importance of staying vigilant against UV exposure, particularly during the peak hours of 11:00 to 14:00.

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	5	moderate	30 min
11:00	6	high	25 min
12:00	6	high	25 min
13:00	7	high	25 min
14:00	6	high	25 min
15:00	5	moderate	30 min
16:00	4	moderate	30 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Haines

The UV Index shows significant seasonal variations, indicating a shift from low exposure in winter months (January through February) to high-risk conditions from May through August, when the UV Index peaks at 7. During this period, the burn time decreases to just 25 minutes, necessitating precautionary measures against skin damage. As summer wanes in September, the UV Index drops back to 5, with a moderate risk for sunburn, before returning to low levels in October, November, and December. Visitors and residents are advised to take extra care during May to August by wearing sunscreen, protective clothing, and seeking shade, especially during peak hours, to minimize UV exposure and reduce the risk of skin harm.

Monthly Maximum UV Index for Haines, United States

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

The table above highlights how UV exposure in Haines 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.

Haines'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
Haines	1	2	4	5	7	7	7	7	5	2	1	1
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