Salem weather in December
December is one of the best months to visit Salem: highs of 29°C (84°F) and about 46 mm (1.8 in) of rain on average. Nights average 17°C (63°F) and cloud cover 54% (NASA POWER, 2001–2025 averages). It is the 5th driest month of the year and the 2nd coolest. Compared with November, it is about as warm and drier; January brings highs of 31°C (87°F) and 6 mm (0.2 in) of rain.
Is December a good time to visit Salem?
best month Weather score 82/100.
Yes. December is one of the best months for weather in Salem.
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Does it rain a lot in Salem in December?
No, it is usually dry: about 46 mm (1.8 in) falls in an average December. It is the 5th driest month of the year.
How warm is Salem in December?
Days average 29°C (84°F) and nights 17°C (63°F).
Salem weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 31°C (87°F) | 17°C (62°F) | 6 mm | 36% | best |
| February | 34°C (93°F) | 18°C (64°F) | 8 mm | 29% | fair |
| March | 37°C (99°F) | 21°C (71°F) | 18 mm | 34% | least pleasant |
| April | 38°C (100°F) | 25°C (76°F) | 41 mm | 48% | least pleasant |
| May | 36°C (96°F) | 24°C (76°F) | 83 mm | 63% | least pleasant |
| June | 34°C (93°F) | 23°C (73°F) | 46 mm | 77% | least pleasant |
| July | 33°C (92°F) | 23°C (73°F) | 64 mm | 82% | least pleasant |
| August | 33°C (92°F) | 22°C (72°F) | 86 mm | 81% | least pleasant |
| September | 32°C (90°F) | 22°C (71°F) | 112 mm | 76% | least pleasant |
| October | 31°C (87°F) | 22°C (71°F) | 161 mm | 72% | least pleasant |
| November | 29°C (83°F) | 20°C (67°F) | 133 mm | 66% | least pleasant |
| December | 29°C (84°F) | 17°C (63°F) | 46 mm | 54% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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