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Arvada (CO) Weather and Climate: A Comprehensive Guide

Arvada experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. It maintains fairly dry conditions year-round. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

The climate in Arvada is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a very warm 32°C in July, the warmest time of the year, to a chilly 7°C during cooler months like December.

At night, temperatures typically drop to an average of around -8°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Arvada maintains relatively dry conditions year-round, recording average annual precipitation of 440 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, May receives moderate rainfall, averaging 74 mm of precipitation, recorded across 12 rainy days. In contrast, the drier season, January brings less snow/rainfall, with 14 mm over 5 snowy/rainy days. For more details, please visit our Arvada Precipitation page.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Arvada. While July receives considerable daily sunshine with up to 10.8 hours, November marks the darkest time of the year, where sunshine is scarce with only 6.5 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Denver, the United States of America (19 KM, 11 Miles).

Daily hours of sunshine

Data from: Denver, the United States of America (19 KM, 11 Miles).

Forecast for Arvada (CO)

Fri   Dec 27
11°C | 1°C
W 7 m/s
broken clouds and no rain

broken clouds and no rain

Sat   Dec 28
13°C | 2°C
SE 6 m/s
broken clouds and no rain

broken clouds and no rain

Sun   Dec 29
16°C | 5°C
SW 4 m/s
partly cloudy and no rain

partly cloudy and no rain

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

Other facts from our historical weather data:
  • When is summer in Arvada?
    The hottest season / summer takes place in June, July, August and September.
  • Does Arvada have a dry season?
    Yes, the months of January and November are very dry.
  • Which is the warmest month in Arvada?
    July has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Arvada?
    The coldest month is December with an average maximum temperature of 7°C.
  • Which is the wettest month in Arvada?
    May tops the wettest month list with 74 mm of rainfall.
  • Which is the driest month in Arvada?
    January is the driest month with 14 mm of precipitation.
  • Which is the sunniest month in Arvada?
    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.