Salem, MO
Climate overview — based on NOAA 1991-2020 normals from SALEM, MO US.
Year-round temperatures (°F)
Climate summary
Salem has an annual average temperature of 55.3°F with about 47 inches of precipitation per year and 1.3 inches of snow. The warmest month is July (average high 87.6°F), and the coldest is January (average low 21.8°F). May is typically the wettest month (5.63 in) and January the driest (2.69 in). Snow typically falls from January through March.
Best time to visit Salem
Full guide →Climate change signal
All-time records →35 of 366 (9.6%) of Salem's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1900s | 19 | |
| 1910s | 85 | |
| 1920s | 20 | |
| 1930s | 45 | |
| 1940s | 21 | |
| 1950s | 43 | |
| 1960s | 15 | |
| 1970s | 7 | |
| 1980s | 40 | |
| 1990s | 6 | |
| 2000s | 15 | |
| 2010s | 24 | |
| 2020s | 26 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 42.6°F | 21.8°F | 32.2°F | 2.69 in | 0.2 in | 9 |
| February | 47.9°F | 25.6°F | 36.7°F | 2.81 in | 0.4 in | 9 |
| March | 57.3°F | 34.2°F | 45.8°F | 4.04 in | 0.5 in | 10 |
| April | 68.0°F | 44.2°F | 56.1°F | 4.98 in | — | 11 |
| May | 75.5°F | 53.1°F | 64.3°F | 5.63 in | — | 12 |
| June | 83.2°F | 60.9°F | 72.0°F | 4.22 in | — | 10 |
| July | 87.6°F | 64.9°F | 76.3°F | 3.68 in | — | 9 |
| August | 86.8°F | 63.4°F | 75.1°F | 4.33 in | — | 8 |
| September | 79.5°F | 55.5°F | 67.5°F | 4.03 in | — | 7 |
| October | 68.8°F | 44.9°F | 56.8°F | 3.71 in | — | 8 |
| November | 55.7°F | 34.7°F | 45.2°F | 3.93 in | 0.1 in | 9 |
| December | 45.2°F | 26.0°F | 35.6°F | 2.95 in | 0.1 in | 9 |
Climate twins of Salem
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).