Jacksonville, MO
Climate overview — based on NOAA 1991-2020 normals from LONG BRANCH RSVR, MO US.
Year-round temperatures (°F)
Climate summary
Jacksonville has an annual average temperature of 53.9°F with about 41.9 inches of precipitation per year. The warmest month is July (average high 87.5°F), and the coldest is January (average low 18.9°F). June is typically the wettest month (5.50 in) and January the driest (1.56 in).
Best time to visit Jacksonville
Full guide →Climate change signal
All-time records →68 of 366 (18.6%) of Jacksonville'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.
| 1980s | 5 | |
| 1990s | 128 | |
| 2000s | 105 | |
| 2010s | 103 | |
| 2020s | 25 |
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 | 35.3°F | 18.9°F | 27.1°F | 1.56 in | — | 7 |
| February | 41.0°F | 23.1°F | 32.1°F | 2.07 in | — | 6 |
| March | 52.7°F | 33.2°F | 42.9°F | 2.90 in | — | 9 |
| April | 64.2°F | 43.5°F | 53.8°F | 4.32 in | — | 11 |
| May | 74.1°F | 54.7°F | 64.4°F | 5.44 in | — | 12 |
| June | 83.3°F | 63.9°F | 73.6°F | 5.50 in | — | 12 |
| July | 87.5°F | 68.1°F | 77.8°F | 4.25 in | — | 9 |
| August | 86.3°F | 65.8°F | 76.0°F | 3.82 in | — | 9 |
| September | 79.1°F | 57.1°F | 68.1°F | 3.87 in | — | 8 |
| October | 66.8°F | 45.4°F | 56.1°F | 3.45 in | — | 9 |
| November | 52.2°F | 33.9°F | 43.1°F | 2.74 in | — | 7 |
| December | 40.2°F | 24.0°F | 32.1°F | 2.01 in | — | 7 |
Climate twins of Jacksonville
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).