ClimateForecastNovemberDecember >>

Lewiston (ID) Climate by Month

Lewiston experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. The city tends toward drier weather patterns. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

The climate in Lewiston is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a very warm 34°C in July to a chilly 5°C in the coolest month, December. Nights are cooler, with temperatures generally dropping to -1°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Lewiston has a relatively dry climate with low precipitation, averaging 341 mm of rain/snowfall annually. The climate in Lewiston shows significant variation throughout the year. Expect moderate rainfall in March, with an average of 44 mm of precipitation over 17 rainy days. In contrast, July offers drier and sunnier days, with around 11 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 Lewiston in the United States of America

Other facts from our historical weather data:
  • When is summer in Lewiston?
    The hottest season / summer takes place in June, July, August and September.
  • Does Lewiston have a dry season?
    Yes, the months of July, August and September are very dry.
  • Which is the warmest month in Lewiston?
    July has an average maximum temperature of 34°C and is the warmest month of the year.
  • Which is the coldest month in Lewiston?
    The coldest month is December with an average maximum temperature of 5°C.
  • Which is the wettest month in Lewiston?
    March tops the wettest month list with 44 mm of rainfall.
  • Which is the driest month in Lewiston?
    July is the driest month with 11 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 Lewiston (ID)

    Fri   Nov 22
    13°C | 8°C
    NE 14 km/h
    5.7 mm
    broken clouds and rain

    broken clouds and rain

    Sat   Nov 23
    10°C | 5°C
    E 11 km/h
    11 mm
    overcast and rain

    overcast and rain

    Sun   Nov 24
    10°C | 3°C
    E 11 km/h
    broken clouds and no rain

    broken clouds and no rain