Jamestown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a borough in Crawford County, Pennsylvania.
Overnight
56°F
Mostly Clear
Mostly clear, with a low around 56. Southeast wind 3 to 8 mph.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Mostly Clear | 3 to 8 mph SE | 1% |
| Wednesday | 74°F | Partly Sunny then Light Rain Likely | 10 to 15 mph S | 61% |
| Wednesday Night | 56°F | Light Rain | 9 to 15 mph S | 98% |
| Thursday | 66°F | Mostly Sunny | 8 to 15 mph SW | 6% |
| Thursday Night | 46°F | Mostly Cloudy | 3 to 8 mph SW | 3% |
| Friday | 60°F | Chance Light Rain | 3 to 9 mph SW | 49% |
| Friday Night | 40°F | Light Rain Likely | 5 to 8 mph W | 63% |
| Saturday | 52°F | Light Rain Likely | 8 to 14 mph W | 63% |
| Saturday Night | 35°F | Chance Light Rain | 6 to 9 mph W | 47% |
| Sunday | 53°F | Slight Chance Light Rain then Partly Sunny | 7 to 14 mph W | 15% |
| Sunday Night | 33°F | Partly Cloudy then Slight Chance Light Rain | 6 to 9 mph W | 16% |
| Monday | 55°F | Slight Chance Light Rain | 6 to 12 mph W | 22% |
| Monday Night | 34°F | Slight Chance Light Rain then Partly Cloudy | 5 to 8 mph SW | 15% |
| Tuesday | 59°F | Mostly Sunny | 8 to 14 mph SW | 8% |
Forecast source: National Weather Service (api.weather.gov) for Jamestown (41.484, -80.437). Updated through the day.
Growing snapshot for Jamestown
Last spring frost
May 4
First fall frost
Oct 14
Growing season
161 days
Hardiness zone
6a
More local growing data for Jamestown: nearby ZIP 16110 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Geneva
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Harmonsburg
Hartstown
Hydetown
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Lincolnville
Linesville
Meadville
Pymatuning Central
Pymatuning North
Pymatuning South
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Woodcock
Climate data from the nearest NOAA station, Jamestown 2 Nw, Pa (4.2 mi from Jamestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.