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Sheridan (WY) Weather and Climate: A Comprehensive Guide

The climate in Sheridan is marked by big temperature swings throughout the year. Temperatures range from very warm during the warmest months to very cold in the cooler months. It's weather is marked by below-average rain/snowfall. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

In Sheridan, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 31°C in July to a very cold 1°C in the coolest month, December.

Nights are cooler, with lows often dropping to around -12°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Sheridan's climate is marked by below-average rain/snowfall, accumulating 423 mm of precipitation yearly. The climate in Sheridan shows significant variation throughout the year. Expect moderate rainfall in May, with an average of 89 mm of precipitation over 14 rainy days.

In contrast, December offers drier and sunnier days, with around 16 mm of snowfall over 7 snowy days. For more details, please visit our Sheridan Precipitation page.

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

Forecast for Sheridan (WY)

Sun   Dec 22
11°C | -2°C
NW 5 m/s
broken clouds and no rain

broken clouds and no rain

Mon   Dec 23
10°C | -4°C
W 3 m/s
1.3 mm
broken clouds and small chance of slight rain

broken clouds and small chance of slight rain

Tue   Dec 24
9°C | -4°C
SE 3 m/s
partly cloudy and no rain

partly cloudy and no rain

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

During the months of June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Sheridan?
    The hottest season / summer takes place in June, July, August and September.
  • Does Sheridan have a dry season?
    Yes, the months of January, February, August, November and December are very dry.
  • Which is the warmest month in Sheridan?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Sheridan?
    The coldest month is December with an average maximum temperature of 1°C.
  • Which is the wettest month in Sheridan?
    May tops the wettest month list with 89 mm of rainfall.
  • Which is the driest month in Sheridan?
    December is the driest month with 16 mm of precipitation.

  • 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.