Jamestown, OH
Climate overview — based on NOAA 1991-2020 normals from XENIA 6 SSE, OH US.
Year-round temperatures (°F)
Climate summary
Jamestown has an annual average temperature of 53.7°F with about 43.3 inches of precipitation per year and 20.3 inches of snow. The warmest month is July (average high 83.4°F), and the coldest is January (average low 22.7°F). May is typically the wettest month (4.82 in) and February the driest (2.66 in). Snow typically falls from November through April.
Best time to visit Jamestown
Full guide →Climate change signal
All-time records →33 of 366 (9%) 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.
| 1910s | 20 | |
| 1920s | 17 | |
| 1930s | 107 | |
| 1940s | 32 | |
| 1950s | 37 | |
| 1960s | 24 | |
| 1970s | 14 | |
| 1980s | 31 | |
| 1990s | 15 | |
| 2000s | 19 | |
| 2010s | 31 | |
| 2020s | 19 |
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 | 37.6°F | 22.7°F | 30.2°F | 3.39 in | 7.3 in | 10 |
| February | 41.7°F | 25.2°F | 33.5°F | 2.66 in | 5.3 in | 8 |
| March | 51.9°F | 33.6°F | 42.7°F | 3.74 in | 2.6 in | 9 |
| April | 64.8°F | 43.5°F | 54.1°F | 4.56 in | 0.5 in | 11 |
| May | 73.4°F | 53.7°F | 63.5°F | 4.82 in | — | 11 |
| June | 80.8°F | 62.0°F | 71.4°F | 4.72 in | — | 10 |
| July | 83.4°F | 64.8°F | 74.1°F | 3.98 in | — | 9 |
| August | 82.2°F | 62.7°F | 72.5°F | 3.25 in | — | 7 |
| September | 77.1°F | 56.1°F | 66.6°F | 2.72 in | — | 6 |
| October | 66.1°F | 45.7°F | 55.9°F | 3.10 in | 0.1 in | 8 |
| November | 53.3°F | 35.9°F | 44.6°F | 3.07 in | 0.7 in | 8 |
| December | 42.0°F | 27.9°F | 34.9°F | 3.25 in | 3.8 in | 9 |
Climate twins of Jamestown
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).