Salem, NJ Weather & Climate Normals
Salem's real weather, in one number
Salem, NJ scores 43/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 4 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Salem's hottest and coldest months
Salem's hottest month is Jul, averaging 78°F; its coldest is Jan, averaging 34°F, a 44.1°F swing across the year, a middling gap by national standards.
Salem's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 41°F | 26°F | 3.23in | 6.1in |
| Feb | 44°F | 27°F | 2.83in | 7.8in |
| Mar | 53°F | 34°F | 4.16in | 3.1in |
| Apr | 64°F | 44°F | 3.51in | 0.1in |
| May | 74°F | 53°F | 3.57in | 0in |
| Jun | 82°F | 63°F | 4.67in | 0in |
| Jul | 87°F | 68°F | 4.41in | 0in |
| Aug | 85°F | 67°F | 3.98in | 0in |
| Sep | 79°F | 59°F | 4.38in | 0in |
| Oct | 67°F | 47°F | 3.68in | 0in |
| Nov | 56°F | 37°F | 3.06in | 0.2in |
| Dec | 46°F | 30°F | 3.85in | 2.9in |
May, Jun, Sep, and Oct are the best time to see Salem at its mildest; the rest of the year, plan around Jul's heat and Jan's cold.
Rain and snow in Salem
Salem averages 45.33in of precipitation a year across roughly 122 days with measurable rain or snow, and 20.2in of snow a year.
Where Salem ranks
Salem ranks 4135 of 4876 US cities in this dataset for comfort score, and 156 of 194 within NJ. About 5,369 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Wilmington New Castle Co Ap, DE US, 9.9 miles from Salem, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station