Jamestown, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a city in Chautauqua County, New York.
This Afternoon
72°F
Slight Chance Rain Showers
A slight chance of rain showers after 4pm. Mostly cloudy, with a high near 72. Southeast wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Slight Chance Rain Showers | 7 mph SE | 23% |
| Tonight | 58°F | Showers And Thunderstorms | 6 mph SE | 81% |
| Sunday | 69°F | Showers And Thunderstorms | 5 to 9 mph W | 83% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 9 mph NE | 8% |
| Monday | 65°F | Mostly Cloudy | 6 to 10 mph NE | 2% |
| Monday Night | 44°F | Mostly Cloudy then Chance Rain Showers | 6 to 10 mph E | 28% |
| Tuesday | 64°F | Chance Rain Showers | 7 to 12 mph E | 28% |
| Tuesday Night | 45°F | Chance Rain Showers | 8 to 12 mph E | 39% |
| Wednesday | 62°F | Chance Rain Showers | 12 mph E | 39% |
| Wednesday Night | 44°F | Chance Rain Showers | 7 to 12 mph SE | 25% |
| Thursday | 64°F | Chance Rain Showers | 8 mph E | 25% |
| Thursday Night | 44°F | Slight Chance Rain Showers | 2 to 7 mph E | 18% |
| Friday | 67°F | Partly Sunny | 2 to 9 mph NE | 12% |
| Friday Night | 45°F | Partly Cloudy | 2 to 9 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Jamestown (42.098, -79.236). Updated through the day.
Growing snapshot for Jamestown
Last spring frost
May 8
First fall frost
Oct 13
Growing season
158 days
Hardiness zone
6a
More local growing data for Jamestown: nearby ZIP 14701 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Bemus Point
Brocton
Busti
Cassadaga
Celoron
Chautauqua
Cherry Creek
Dunkirk
Falconer
Forestville
Fredonia
Frewsburg
Jamestown West
Kennedy
Lakewood
Mayville
Panama
Ripley
Sherman
Silver Creek
Sinclairville
Westfield
Climate data from the nearest NOAA station, Jamestown 4 Ene, Ny (5.6 mi from Jamestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.