Jamestown, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a village in Greene County, Ohio.
This Afternoon
83°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 83. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Slight Chance Showers And Thunderstorms | 8 mph S | 61% |
| Tonight | 66°F | Showers And Thunderstorms Likely | 7 mph S | 67% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 6 to 9 mph W | 58% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 12 mph N | 64% |
| Monday | 70°F | Chance Rain Showers | 12 to 15 mph NE | 39% |
| Monday Night | 54°F | Chance Rain Showers | 12 to 15 mph NE | 36% |
| 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.