Jamestown, MO
Climate overview — based on NOAA 1991-2020 normals from CALIFORNIA, MO US.
Year-round temperatures (°F)
Climate summary
Jamestown has an annual average temperature of 55°F with about 43.2 inches of precipitation per year and 9.7 inches of snow. The warmest month is July (average high 87.8°F), and the coldest is January (average low 19.7°F). May is typically the wettest month (4.98 in) and December the driest (1.92 in). Snow typically falls from November through March.
Best time to visit Jamestown
Full guide →Climate change signal
All-time records →42 of 366 (11.5%) of Jamestown'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.
| 1950s | 48 | |
| 1960s | 66 | |
| 1970s | 54 | |
| 1980s | 90 | |
| 1990s | 35 | |
| 2000s | 16 | |
| 2010s | 25 | |
| 2020s | 32 |
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 | 39.8°F | 19.7°F | 29.8°F | 2.01 in | 3.3 in | 7 |
| February | 45.1°F | 23.9°F | 34.5°F | 2.31 in | 1.8 in | 7 |
| March | 55.3°F | 33.4°F | 44.4°F | 2.97 in | 0.7 in | 9 |
| April | 66.0°F | 43.5°F | 54.8°F | 4.90 in | — | 11 |
| May | 74.9°F | 54.3°F | 64.6°F | 4.98 in | — | 12 |
| June | 83.5°F | 63.3°F | 73.4°F | 4.41 in | — | 9 |
| July | 87.8°F | 67.4°F | 77.6°F | 4.71 in | — | 8 |
| August | 87.1°F | 65.7°F | 76.4°F | 3.88 in | — | 7 |
| September | 79.8°F | 57.2°F | 68.5°F | 4.11 in | — | 7 |
| October | 68.2°F | 45.2°F | 56.7°F | 3.78 in | — | 9 |
| November | 54.8°F | 34.2°F | 44.5°F | 3.17 in | 0.4 in | 7 |
| December | 43.8°F | 24.9°F | 34.3°F | 1.92 in | 3.5 in | 7 |
Climate twins of Jamestown
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).