Salem, USA: Annual Weather Averages
July is the hottest month in Salem with an average temperature of 20°C (68°F) and the coldest is December at 4°C (39°F). The wettest month is November with an average of 160mm of rain. .
Average Temperature: Salem
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 5 | 6 | 8 | 10 | 14 | 17 | 20 | 20 | 17 | 12 | 8 | 4 |
| °F | 40 | 43 | 46 | 50 | 57 | 63 | 68 | 68 | 62 | 54 | 46 | 39 |
Average High/Low Temperature: Salem
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 8 | 10 | 13 | 16 | 21 | 24 | 29 | 29 | 24 | 18 | 11 | 7 |
| Low °C | 1 | 2 | 3 | 4 | 7 | 10 | 11 | 11 | 9 | 6 | 4 | 1 |
| High °F | 46 | 50 | 55 | 61 | 70 | 75 | 84 | 84 | 75 | 64 | 52 | 45 |
| Low °F | 34 | 36 | 37 | 39 | 45 | 50 | 52 | 52 | 48 | 43 | 39 | 34 |
Average Rainfall: Salem
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 120 | 130 | 110 | 80 | 60 | 40 | 20 | 20 | 40 | 70 | 160 | 150 |
| Days | 22 | 17 | 20 | 18 | 14 | 10 | 4 | 5 | 7 | 15 | 21 | 21 |