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Salem (OR) Weather and Climate: A Comprehensive Guide

Salem experiences great temperature shifts. The city's weather can transition from warm days to cold weather. It also has a notably wet climate with much precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

The climate in Salem is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 28°C in August, the warmest time of the year, to a chilly 8°C during cooler months like December.

At night, temperatures typically drop to an average of around 2°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Salem has a notably wet climate with abundant precipitation, recording 1079 mm of rain/snowfall per year. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives heavy rainfall, averaging 195 mm of precipitation, recorded across 22 rainy days. In contrast, the drier season, July brings less rainfall, with 9.7 mm over 3 rainy days. For more details, please visit our Salem Precipitation page.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Salem. While July receives considerable daily sunshine with up to 11.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.5 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Forecast for Salem (OR)

Sat   Dec 21
13°C | 6°C
S 5 m/s
7.2 mm
broken clouds and rain

broken clouds and rain

Sun   Dec 22
12°C | 8°C
S 4 m/s
5.3 mm
overcast and rain

overcast and rain

Mon   Dec 23
11°C | 7°C
NE 2 m/s
9.6 mm
broken clouds and rain

broken clouds and rain

The best time of year to visit Salem 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:
  • Which months have the greatest rainfall in Salem?
    Most rainfall (rainy season) is seen in January, November and December.
  • Does Salem have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in Salem?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Salem?
    The coldest month is December with an average maximum temperature of 8°C.
  • Which is the wettest month in Salem?
    December tops the wettest month list with 195 mm of rainfall.
  • Which is the driest month in Salem?
    August is the driest month with 10 mm of precipitation.
  • Which is the sunniest month in Salem?
    July is the sunniest month with an average of 353 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.