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Westminster (CO) Climate by Month

The graphs below provide an overview of the climate in Westminster (Colorado), the United States of America. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Westminster (CO)

Mon   Nov 18
14°C | -3°C
NW 29 km/h
almost clear and no rain

almost clear and no rain

Tue   Nov 19
5°C | -2°C
W 32 km/h
almost clear and no rain

almost clear and no rain

Wed   Nov 20
9°C | -3°C
S 11 km/h
almost clear and no rain

almost clear and no rain

The best time of year to visit Westminster in the United States of America

Other facts from our historical weather data:

  • When is summer in Westminster?
    The hottest season / summer takes place in June, July, August and September.
  • Does Westminster have a dry season?
    Yes, the months of January and November are very dry.
  • Which is the warmest month in Westminster?
    July has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Westminster?
    The coldest month is December with an average maximum temperature of 7°C.
  • Which is the wettest month in Westminster?
    May tops the wettest month list with 73 mm of rainfall.
  • Which is the driest month in Westminster?
    January is the driest month with 13 mm of precipitation.
  • Which is the sunniest month in Westminster?
    July is the sunniest month with an average of 323 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.