UV Index in Caribou, United States

Last updated: July 2, 2025

Understanding the UV Index in Caribou, United States, is crucial for safeguarding your skin and overall health under the sun's rays. With UV levels peaking at 8 around midday, it’s vital to stay informed and take precautions, especially as even brief sun exposure can lead to painful sunburns and long-term skin damage. Nestled in a Dfb climate zone, Caribou experiences a unique blend of seasonal weather, contributing to varying UV exposure risks throughout the year. By monitoring the UV Index, residents can better enjoy outdoor activities while protecting their skin from harmful effects.

Hourly UV Index in Caribou

The UV Index forecast reveals a dynamic pattern throughout the day, peaking in the late morning to early afternoon. Starting at a mild 1 at 07:00, it gradually climbs to a moderate 2 by 08:00. As the sun rises higher, the intensity escalates to a substantial 8 around 12:00 and 13:00, signaling a highest exposure risk. Post-peak, the index gently descends to 7 at 14:00, before tapering down to 2 by 17:00, and finally settling back at 1 by evening. To maximize safety and enjoyment under the sun, it’s essential to stay protected, especially during that critical midday window when UV radiation is at its strongest!

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	6	high	25 min
11:00	7	high	25 min
12:00	8	very high	15 min
13:00	8	very high	15 min
14:00	7	high	25 min
15:00	6	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Caribou

Throughout the year, the UV Index shows significant seasonal changes, indicating varying levels of sun exposure risk. The highest risk months are from April to August, where the UV Index reaches 7 to 10, classified as high to very high, with burn times diminishing to just 15 minutes during this peak period. In contrast, the winter months of January and December exhibit much lower UV levels, categorized as low, allowing for 45 minutes before burning occurs. It is crucial for visitors and residents to be especially vigilant during the high-risk months. Sunscreen, protective clothing, and avoiding peak sun hours are strongly advised to minimize the risk of skin damage.

Monthly Maximum UV Index for Caribou, United States

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

The table above highlights how UV exposure in Caribou 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.

Caribou'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
Caribou	2	3	5	7	8	10	8	8	7	5	3	2
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