UV Index in Manchester, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Manchester, United States, as it directly impacts your skin health and sunburn prevention. Awareness of UV levels helps you take proactive measures against the harmful effects of excessive sun exposure, especially during peak hours. Manchester's Dfa climate offers a unique blend of temperate seasons, but it also brings elevated UV risks, particularly in the summer months when the index can reach values as high as 10 around midday. Staying informed can empower you to enjoy the sunshine safely while protecting your skin from lasting damage.

Hourly UV Index in Manchester

The UV Index reveals a dynamic dance of sunlight throughout the day. Early risers at 07:00 and 08:00 might see a gentle start with a UV Index of 1—perfect for a leisurely morning stroll. As the sun climbs higher, 09:00 brings a slight uptick to 3, while 10:00 marks a more noticeable rise to 4. By 11:00, it's reaching 6, and from 12:00 to 15:00, the intensity peaks dramatically, hitting a scorching 10 at both 13:00 and 14:00. As the afternoon fades, the levels gracefully descend, falling back to 7 at 16:00, 5 at 17:00, and ultimately retreating to 1 by 19:00. This highlights the importance of sun safety during the midday hours when UV exposure is at its highest! 🌞

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.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:004moderate30 min
11:006high25 min
12:008very high15 min
13:0010very high15 min
14:0010very high15 min
15:009very high15 min
16:007high25 min
17:005moderate30 min
18:003moderate30 min
19:001low45 min

Monthly UV Index Trends in Manchester

Throughout the year, the UV Index shows significant seasonal changes, impacting the risk of sun exposure. January and December have the lowest UV levels (2), indicating a low risk for sunburn, with burn times of 45 minutes. As spring unfolds, February and March present moderate UV levels (4-5) and shorter burn times of 30 minutes, signaling the need for increased sun protection. The high-risk months commence in April, peaking in June and July with very high UV Index values (9-10) and critical burn times of only 15 minutes; thus, it’s essential for visitors and residents to take protective measures, such as wearing sunscreen, hats, and UV-blocking clothing. August to September gradually sees a decline, but caution remains crucial with a high level of UV (7) in September and a burn time of 25 minutes. In October and November, UV levels moderate again to 4 and 5, respectively, where sun safety should continue to be a priority until levels drop back to low in December. Always consider the UV Index when planning outdoor activities, particularly during the peak summer months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec34599101097542
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.
 JanFebMarAprMayJunJulAugSepOctNovDec
Manchester24599101097542
Chicago UVI34689101098642
Brooklyn UVI35681010998642
New York City UVI35681010998642
Los Angeles UVI46891011111010754
Houston UVI589111112121110975