Jefferson City, MO
Climate overview — based on NOAA 1991-2020 normals from JEFFERSON CITY WTP, MO US.
Year-round temperatures (°F)
Climate summary
Jefferson City has an annual average temperature of 55.4°F with about 43.6 inches of precipitation per year and 8.9 inches of snow. The warmest month is July (average high 88.0°F), and the coldest is January (average low 21.0°F). May is typically the wettest month (5.17 in) and January the driest (2.21 in). Snow typically falls from November through March.
Best time to visit Jefferson City
Full guide →Climate change signal
All-time records →19 of 366 (5.2%) of Jefferson City'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.
| 1890s | 26 | |
| 1900s | 47 | |
| 1910s | 54 | |
| 1920s | 21 | |
| 1930s | 62 | |
| 1940s | 16 | |
| 1950s | 35 | |
| 1960s | 27 | |
| 1970s | 18 | |
| 1980s | 14 | |
| 1990s | 16 | |
| 2000s | 6 | |
| 2010s | 11 | |
| 2020s | 13 |
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 | 39.6°F | 21.0°F | 30.3°F | 2.21 in | 2.9 in | 8 |
| February | 45.1°F | 24.7°F | 34.9°F | 2.30 in | 2.9 in | 8 |
| March | 55.5°F | 33.7°F | 44.6°F | 3.24 in | 0.4 in | 11 |
| April | 66.6°F | 43.8°F | 55.2°F | 4.78 in | — | 12 |
| May | 75.2°F | 54.6°F | 64.9°F | 5.17 in | — | 12 |
| June | 83.9°F | 64.3°F | 74.1°F | 4.20 in | — | 10 |
| July | 88.0°F | 68.6°F | 78.3°F | 4.35 in | — | 9 |
| August | 87.2°F | 66.6°F | 76.9°F | 4.13 in | — | 8 |
| September | 79.9°F | 58.1°F | 69.0°F | 4.24 in | — | 8 |
| October | 68.5°F | 45.8°F | 57.2°F | 3.44 in | — | 9 |
| November | 55.1°F | 34.8°F | 45.0°F | 3.24 in | 0.2 in | 9 |
| December | 44.0°F | 25.7°F | 34.9°F | 2.30 in | 2.5 in | 8 |
Climate twins of Jefferson City
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).