ClimateForecastNovemberDecember >>

Idaho Falls (ID) Climate by Month

Idaho Falls experiences great temperature shifts. The city's weather can transition from very warm days to very cold weather. It typically sees modest rain/snowfall throughout the year. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Idaho Falls is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a very warm 31°C in July to a very cold -2°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to -11°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

With annual rain/snowfall averaging 279 mm, Idaho Falls maintains relatively low precipitation levels throughout the seasons. The climate in Idaho Falls shows significant variation throughout the year. Expect moderate rainfall in May, with an average of 34 mm of precipitation over 10 rainy days. In contrast, July offers drier and sunnier days, with around 8.5 mm of rainfall over 4 rainy days.

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

The best time of year to visit Idaho Falls 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 Idaho Falls?
    The hottest season / summer takes place in June, July, August and September.
  • Does Idaho Falls have a dry season?
    Yes, the months of February, July and August are very dry.
  • When is winter in Idaho Falls?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Idaho Falls?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Idaho Falls?
    The coldest month is January with an average maximum temperature of -2°C.
  • Which is the wettest month in Idaho Falls?
    May tops the wettest month list with 34 mm of rainfall.
  • Which is the driest month in Idaho Falls?
    July 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.

    Forecast for Idaho Falls (ID)

    Fri   Nov 22
    8°C | -3°C
    NE 7 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sat   Nov 23
    6°C | -1°C
    S 25 km/h
    3.5 mm
    overcast and rain

    overcast and rain

    Sun   Nov 24
    5°C | -5°C
    SW 22 km/h
    partly cloudy and no rain

    partly cloudy and no rain