Grampian, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grampian, a borough in Clearfield County, Pennsylvania.
Today
70°F
Slight Chance Rain Showers then Partly Sunny
A slight chance of rain showers before noon. Partly sunny, with a high near 70. East wind around 7 mph. Chance of precipitation is 20%.
7-day forecast for Grampian
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Slight Chance Rain Showers then Partly Sunny | 7 mph E | 15% |
| Tonight | 58°F | Rain Showers | 6 to 9 mph SE | 82% |
| Sunday | 71°F | Showers And Thunderstorms | 9 mph SW | 93% |
| Sunday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 8 mph N | 35% |
| Monday | 64°F | Mostly Cloudy | 9 mph NE | 10% |
| Monday Night | 45°F | Rain Showers Likely | 8 to 12 mph E | 57% |
| Tuesday | 56°F | Rain Showers Likely | 12 mph E | 57% |
| Tuesday Night | 44°F | Chance Rain Showers | 15 mph E | 54% |
| Wednesday | 55°F | Chance Rain Showers | 12 to 15 mph E | 54% |
| Wednesday Night | 44°F | Chance Showers And Thunderstorms | 13 mph E | 50% |
| Thursday | 59°F | Chance Showers And Thunderstorms | 10 mph E | 50% |
| Thursday Night | 44°F | Chance Showers And Thunderstorms | 7 mph E | 46% |
| Friday | 64°F | Slight Chance Rain Showers | 8 mph NE | 21% |
| Friday Night | 44°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 21% |
Forecast source: National Weather Service (api.weather.gov) for Grampian (40.964, -78.612). Updated through the day.
Growing snapshot for Grampian
Last spring frost
May 4
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
6a
More local growing data for Grampian: nearby ZIP 16833 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Grampian 1E, Pa (1.8 mi from Grampian). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.