Jamestown, NY Weather & Growing Conditions
This Afternoon
72°F
Partly Sunny
Partly sunny, with a high near 72. North wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Partly Sunny | 9 mph N | 0% |
| Tonight | 50°F | Mostly Cloudy | 3 to 9 mph NE | 1% |
| Saturday | 71°F | Partly Sunny | 5 mph SE | 13% |
| Saturday Night | 58°F | Showers And Thunderstorms | 7 mph SE | 84% |
| Sunday | 69°F | Showers And Thunderstorms | 5 to 9 mph W | 82% |
| Sunday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 9 mph NE | 44% |
| Monday | 65°F | Mostly Cloudy | 8 to 12 mph NE | 9% |
| Monday Night | 47°F | Chance Rain Showers | 8 to 12 mph E | 43% |
| Tuesday | 63°F | Chance Rain Showers | 8 to 12 mph E | 43% |
| Tuesday Night | 47°F | Rain Showers Likely | 13 mph E | 55% |
| Wednesday | 61°F | Rain Showers Likely | 12 mph SE | 55% |
| Wednesday Night | 47°F | Chance Showers And Thunderstorms | 8 to 12 mph SE | 53% |
| Thursday | 63°F | Chance Rain Showers | 8 mph E | 45% |
| Thursday Night | 48°F | Chance Rain Showers | 3 to 8 mph NE | 39% |
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 Sep 19, 2026.