UV Index in Onset, Massachusetts, United States

Last updated: May 6, 2024

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.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 2 4 6 8 9 9 8 6 4 2 1 1
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

UV Index throughout the year in Onset

UV Index (UVI) in Onset. Generated using Copernicus Atmosphere Monitoring Service information. Data for the period from January 2022 to January 2023.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
January 1 1 1 2 3 3 2 2 1 1 0 0 0
February 1 1 2 4 4 5 4 3 2 1 1 0 0
March 1 2 3 4 5 6 6 5 4 3 1 1 0
April 1 2 3 5 6 7 8 7 5 3 2 1 1
May 1 2 4 6 8 9 9 8 6 4 2 1 1
June 1 2 4 6 8 9 10 9 7 5 3 1 1
July 1 2 4 6 8 9 9 9 7 5 3 1 1
August 1 2 3 5 7 9 9 8 6 4 2 1 1
September 1 1 3 5 6 7 8 7 5 3 2 1 1
October 1 1 2 4 5 6 6 5 3 2 1 1 0
November 1 1 2 3 4 4 4 3 2 1 1 0 0
December 1 1 1 2 2 2 2 1 1 1 0 0 0

Compare Onset UV Index to other United States cities

Onset'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
Onset 3 5 6 8 9 10 9 9 8 6 4 2
Chicago 3 4 6 8 9 10 10 9 8 6 4 2
Brooklyn 3 5 6 8 10 10 9 9 8 6 4 2
New York City 3 5 6 8 10 10 9 9 8 6 4 2
Los Angeles 4 6 8 9 10 11 11 10 10 7 5 4
Houston 5 8 9 11 11 12 12 11 10 9 7 5

Compare Onset's UV Index to other cities in the world

Onset's solar exposure compared to other cities in the world. Generated using Copernicus Atmosphere Monitoring Service information.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Oslo 1 2 3 4 5 7 7 5 4 2 1 1
London 1 2 4 5 7 8 8 7 6 4 2 1
Toronto 2 4 5 8 9 9 9 9 7 5 3 2
Onset 3 5 6 8 9 10 9 9 8 6 4 2
New York City 3 5 6 8 10 10 9 9 8 6 4 2
Athens 3 4 6 8 10 10 10 10 8 7 4 3
Tokyo 3 5 8 9 11 11 11 11 10 7 5 4
Los Angeles 4 6 8 9 10 11 11 10 10 7 5 4
Shanghai 5 6 8 10 10 11 12 11 11 8 6 4
Auckland 14 14 10 7 4 3 3 5 7 10 11 13
Dubai 6 7 11 11 12 11 10 11 10 8 6 5
Sydney 14 13 11 8 5 3 4 6 8 10 12 14
Mexico City 10 12 14 15 15 14 14 13 14 12 10 8
Jakarta 14 16 16 14 11 10 10 11 13 15 14 13