UV Index in Whetstone, United States

Last updated: July 2, 2025

Staying informed about the UV Index in Whetstone, United States is crucial for protecting your skin and overall health. As a region characterized by a BSk climate, Whetstone experiences a blend of sunny days and cooler temperatures, which can lead to surprisingly high ultraviolet exposure, especially during midday hours. Understanding the UV levels not only aids in preventing sunburn but also promotes long-term skin health by elevating awareness of potential risks. With peak UV Index values reaching up to 12 around noon, it’s essential for residents and visitors alike to take precautions and enjoy the outdoors safely.

Hourly UV Index in Whetstone

As the sun rises, the UV Index starts low at 1 at 07:00, but by 09:00, it climbs to a moderate 6. The peak intensity occurs around 12:00, reaching an impressive 12, indicating that midday sun can be intense. For the next hour, it holds steady at 12, before gradually tapering off to 10 by 14:00. The index continues to decline, dropping to 7 at 15:00, then settling to a more manageable 5 by 16:00. As the day draws to a close, the UV levels drop further to 2 at 17:00, and finally return to 1 by 19:00. Throughout the day, it's essential to stay protected from the sun's rays, especially during those peak hours!

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	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	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	5	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 Whetstone

The UV Index experiences notable changes throughout the year, with peaks from March to September when the levels reach extreme (10-13), particularly in April and June. The highest risk months are March through September, where the burn time decreases to just 10 minutes during peak exposure. In contrast, January, December, and November present moderate to high exposure levels, allowing for longer burn times of up to 30 minutes. It is crucial for both visitors and residents to remain vigilant during the high-risk months by applying sunscreen, wearing protective clothing, and seeking shade, especially during midday hours when UV radiation is at its strongest.

Monthly Maximum UV Index for Whetstone, United States

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

The table above highlights how UV exposure in Whetstone 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.

Whetstone'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
Whetstone	5	7	10	12	12	13	12	12	11	9	6	5