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Meridian (ID) Weather and Climate: A Comprehensive Guide

The temperature in Meridian can vary greatly throughout the year. The temperatures shift from very warm to cold. It's weather is marked by below-average rain/snowfall. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

Depending on the time of the year, temperatures range from very warm to chilly in Meridian. Average daytime temperatures reach a very warm 34°C in July. In January, the coolest month of the year, temperatures drop to a chilly 3°C.

At night, you can expect cooler temperatures, with averages dropping to around -5°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Meridian has a relatively dry climate with low precipitation, averaging 283 mm of rain/snowfall annually. Meridian can be quite wet during December, receiving approximately 44 mm of precipitation over 13 snowy/rainy days.

In contrast August, experiences much drier conditions, with 4.9 mm of rainfall, spread across 2 rainy days. For more details, please visit our Meridian Precipitation page.

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

Sunshine over the year

Meridian can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 13.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 3.4 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Boise, the United States of America (15 KM, 9 Miles).

Daily hours of sunshine

Data from: Boise, the United States of America (15 KM, 9 Miles).

Forecast for Meridian (ID)

Mon   Dec 23
9°C | 2°C
N 2 m/s
1.1 mm
partly cloudy and slight rain

partly cloudy and slight rain

Tue   Dec 24
9°C | 3°C
S 6 m/s
3 mm
broken clouds and rain

broken clouds and rain

Wed   Dec 25
6°C | -1°C
N 3 m/s
broken clouds and no rain

broken clouds and no rain

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

Other facts from our historical weather data:
  • When is summer in Meridian?
    The hottest season / summer takes place in June, July, August and September.
  • Does Meridian have a dry season?
    Yes, the months of June, July, August and September are very dry.
  • Which is the warmest month in Meridian?
    July has an average maximum temperature of 34°C and is the warmest month of the year.
  • Which is the coldest month in Meridian?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Meridian?
    December tops the wettest month list with 44 mm of rainfall.
  • Which is the driest month in Meridian?
    August is the driest month with 5 mm of precipitation.
  • Which is the sunniest month in Meridian?
    July is the sunniest month with an average of 399 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.