UV Index in Manchester, United States

Last updated: June 2, 2025

In Manchester, United States, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps prevent painful sunburns and long-term skin damage, ensuring you enjoy the sun safely. With a Dfa climate, Manchester experiences diverse weather patterns, but during the summer months, UV exposure can reach alarming levels, peaking at 11 around midday. Stay informed and take the necessary precautions to keep your skin healthy while soaking up the sun!

Hourly UV Index in Manchester

The UV Index throughout the day follows a predictable rise and fall, peaking at 11 around 1:00 PM. Starting at a modest 1 at 7:00 AM, it gradually escalates, reaching 10 by 12:00 PM, signaling the need for sun protection. As the afternoon progresses, the index dips from 11 to 8 by 3:00 PM, then declines further to 2 by 6:00 PM, and finally settles back at 1 by 7:00 PM. This data underscores the importance of taking precautions during the hours of peak UV exposure, particularly between 11:00 AM and 3:00 PM, when levels are highest and pose the greatest risk to skin health.

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	8	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	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 Manchester

Throughout the year, the UV Index experiences significant seasonal changes, with the highest risk occurring during the late spring and summer months. From April to September, the UV Index reaches very high to extreme levels, particularly peaking in June at an Index of 11, where the burn time drops to just 10 minutes. Consequently, visitors and residents should be particularly vigilant during this period, especially in May through August, where the burn time remains critical at 15 minutes for high UV levels. In contrast, the months from October to March exhibit a moderate UV Index, with safer burn times of 30 minutes. It is advisable for everyone to adopt appropriate sun protection measures, such as wearing sunscreen, protective clothing, and seeking shade, during those peak months to minimize skin damage and health risks.

Monthly Maximum UV Index for Manchester, United States

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

The table above highlights how UV exposure in Manchester 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.

Manchester'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
Manchester	3	4	5	8	9	11	10	9	8	5	3	3
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