Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Salem, Oregon, United States climate

Average temperatures, precipitation and all-time records for Salem, Oregon, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is August, averaging a high of 86°F, and its coldest is January, with an average low of 37°F.

Salem is the capital city of the U.S. state of Oregon, and the county seat of Marion County. It is located in the center of the Willamette Valley alongside the Willamette River, which runs north through the city. via Wikipedia

How today compares

Latest recorded day: 2026-07-24. Each reading placed on Salem, Oregon, United States's own ±7-day seasonal distribution.

High 87°F Normal · 52nd pct
Low 61°F High · 79th pct
Feels-like 92°F Normal · 54th pct
Humidity 13.1 g/m³ High · 90th pct
Wind 11 mph Very High · 94th pct
Gust 15 mph Very Low · 5th pct
Precip 0.00 in Dry

Open Salem in the live weather grader →

Salem average temperatures by month

Typical daily high and low, and average precipitation, for each month in Salem, Oregon, United States, based on 1980–2026 records. The wettest month is January (0.20 in on an average day).

MonthAvg highAvg lowAvg precip
January 48°F 37°F 0.20 in
February 52°F 38°F 0.20 in
March 58°F 41°F 0.20 in
April 62°F 43°F 0.10 in
May 69°F 47°F 0.10 in
June 75°F 52°F 0.00 in
July 85°F 57°F 0.00 in
August 86°F 58°F 0.00 in
September 79°F 53°F 0.00 in
October 67°F 47°F 0.10 in
November 54°F 42°F 0.20 in
December 48°F 37°F 0.20 in

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

  • Hottest day on record: 116°F on 2021-06-28
  • Coldest day on record: -2°F on 1989-02-05

All Salem weather records →

Percentiles compare each day to Salem, Oregon, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →