Curwensville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Curwensville, a borough in Clearfield County, Pennsylvania.
Today
72°F
Slight Chance Rain Showers then Partly Sunny
A slight chance of rain showers before noon. Partly sunny, with a high near 72. Southeast wind around 6 mph. Chance of precipitation is 20%.
7-day forecast for Curwensville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Slight Chance Rain Showers then Partly Sunny | 6 mph SE | 15% |
| Tonight | 58°F | Rain Showers | 7 mph SE | 78% |
| Sunday | 73°F | Showers And Thunderstorms | 8 mph SW | 93% |
| Sunday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 7 mph N | 35% |
| Monday | 66°F | Mostly Cloudy | 8 mph NE | 9% |
| Monday Night | 44°F | Rain Showers Likely | 9 mph E | 56% |
| Tuesday | 59°F | Rain Showers Likely | 10 mph E | 57% |
| Tuesday Night | 43°F | Chance Rain Showers | 14 mph E | 54% |
| Wednesday | 57°F | Chance Rain Showers | 14 mph E | 54% |
| Wednesday Night | 43°F | Chance Rain Showers | 12 mph E | 48% |
| Thursday | 61°F | Chance Rain Showers | 9 mph E | 48% |
| Thursday Night | 43°F | Chance Showers And Thunderstorms | 3 to 8 mph E | 46% |
| Friday | 66°F | Slight Chance Rain Showers | 5 to 8 mph NE | 23% |
| Friday Night | 43°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 22% |
Forecast source: National Weather Service (api.weather.gov) for Curwensville (40.973, -78.519). Updated through the day.
Growing snapshot for Curwensville
Last spring frost
May 4
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
6a
More local growing data for Curwensville: nearby ZIP 16837 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Grampian 1E, Pa (6.1 mi from Curwensville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.