Jamestown, NY Weather & Growing Conditions
Tonight
51°F
Mostly Clear
Mostly clear, with a low around 51. South wind 3 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear | 3 to 8 mph S | 0% |
| Wednesday | 75°F | Partly Sunny | 2 to 10 mph S | 9% |
| Wednesday Night | 59°F | Rain Showers | 12 mph S | 88% |
| Thursday | 68°F | Rain Showers | 8 to 13 mph SW | 88% |
| Thursday Night | 45°F | Partly Cloudy | 2 to 6 mph SW | 4% |
| Friday | 62°F | Mostly Cloudy then Chance Rain Showers | 2 to 6 mph W | 27% |
| Friday Night | 41°F | Chance Rain Showers | 5 mph NW | 52% |
| Saturday | 53°F | Chance Rain Showers | 6 to 10 mph W | 52% |
| Saturday Night | 34°F | Chance Rain Showers | 3 to 8 mph W | 48% |
| Sunday | 52°F | Slight Chance Rain Showers then Slight Chance Light Rain | 5 to 10 mph W | 22% |
| Sunday Night | 32°F | Slight Chance Light Rain then Chance Rain Showers | 7 mph W | 34% |
| Monday | 54°F | Chance Light Rain | 7 to 12 mph W | 34% |
| Monday Night | 34°F | Slight Chance Light Rain then Chance Rain Showers | 8 mph SW | 24% |
| Tuesday | 56°F | Slight Chance Light Rain | 9 to 15 mph W | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Jamestown, NY
Last spring frost
May 8
First fall frost
Oct 13
Growing season
158 days
Hardiness zone
6a
Explore more for Jamestown, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Jamestown 4 Ene, Ny (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.