ClimateForecastAprilMay >>

Climate in Sidney (Montana), United States of America

The graphs below show the monthly weather averages over the year.

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.

Weather Forecasts for Sidney (MT)

Tue   Apr 30
13°C | 4°C
NW 40 km/h
9 mm
partly cloudy and rain

partly cloudy and rain

Wed   May 01
15°C | 1°C
W 25 km/h
broken clouds and no rain

broken clouds and no rain

Thu   May 02
13°C | -1°C
W 32 km/h
2.4 mm
broken clouds and rain

broken clouds and rain

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

During the months of May, 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:

  • Does Sidney have a dry season?
    Yes, the months of January, February, March, November and December are very dry.
  • When is winter in Sidney?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Sidney?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Sidney?
    The coldest month is December with an average maximum temperature of -3°C.
  • Which is the wettest month in Sidney?
    May tops the wettest month list with 82 mm of rainfall.
  • Which is the driest month in Sidney?
    February is the driest month with 9 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.