Jamestown, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a village in Greene County, Ohio.
Today
84°F
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Partly sunny, with a high near 84. Southeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SE | 62% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 7 mph S | 54% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 6 to 9 mph W | 32% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 14 mph NE | 56% |
| Monday | 70°F | Rain Showers Likely | 14 mph NE | 57% |
| Monday Night | 54°F | Chance Rain Showers | 12 to 15 mph NE | 34% |
| Tuesday | 69°F | Chance Rain Showers | 13 mph NE | 29% |
| Tuesday Night | 56°F | Chance Rain Showers | 10 to 14 mph NE | 52% |
| Wednesday | 69°F | Showers And Thunderstorms Likely | 13 mph E | 59% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 7 to 13 mph NE | 59% |
| Thursday | 69°F | Slight Chance Rain Showers then Mostly Cloudy | 7 to 10 mph NE | 22% |
| Thursday Night | 53°F | Mostly Cloudy | 6 to 10 mph NE | 12% |
| Friday | 71°F | Mostly Sunny | 7 to 12 mph NE | 10% |
| Friday Night | 51°F | Partly Cloudy | 6 to 12 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Jamestown (39.657, -83.754). Updated through the day.
Growing snapshot for Jamestown
Last spring frost
Apr 18
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
6b
More local growing data for Jamestown: nearby ZIP 45335 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Beavercreek
Bellbrook
Bowersville
Cedarville
Fairborn
Shawnee Hills
Spring Valley
Wilberforce
Wright-Patterson AFB
Xenia
Yellow Springs
Climate data from the nearest NOAA station, Xenia 6 Sse, Oh (9.2 mi from Jamestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.