Salem, OR Weather & Climate Normals
What a normal year in Salem actually looks like
On the 30-year record NOAA keeps for Salem, OR, the comfort score comes out to 56/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Salem's weather actually swings
Average temperatures in Salem run from 41°F in Dec up to 69°F in Jul, a 28°F seasonal swing, a middling gap by national standards.
Salem, month by month
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 48°F | 36°F | 6.08in |
| Feb | 52°F | 36°F | 4.54in |
| Mar | 57°F | 38°F | 4.35in |
| Apr | 62°F | 41°F | 3.12in |
| May | 69°F | 46°F | 2.25in |
| Jun | 75°F | 51°F | 1.25in |
| Jul | 84°F | 55°F | 0.25in |
| Aug | 84°F | 55°F | 0.39in |
| Sep | 78°F | 51°F | 1.46in |
| Oct | 65°F | 44°F | 3.47in |
| Nov | 54°F | 39°F | 5.95in |
| Dec | 47°F | 35°F | 6.97in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Salem's mildest stretch; if you're moving there, you should plan around Dec's cold instead.
How wet Salem actually gets
Salem averages 40.08in of precipitation a year across roughly 148 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Salem against the rest of the country
Out of 4876 cities scored here, Salem comes in at 720; within OR alone it ranks 15 of 80. Population is about 180,406.
Checking the actual forecast
These figures come from Salem Mcnary Fld, OR US, the NOAA station 1.7 miles from Salem, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is