Granville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Granville, a community in Mifflin County, Pennsylvania.
Today
74°F
Partly Sunny
Partly sunny, with a high near 74. East wind around 2 mph.
7-day forecast for Granville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Partly Sunny | 2 mph E | 2% |
| Tonight | 61°F | Rain Showers | 3 mph E | 80% |
| Sunday | 75°F | Rain Showers | 5 mph S | 87% |
| Sunday Night | 53°F | Showers And Thunderstorms Likely | 2 to 7 mph NW | 57% |
| Monday | 68°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph NE | 15% |
| Monday Night | 50°F | Rain Showers Likely | 3 to 7 mph NE | 55% |
| Tuesday | 60°F | Rain Showers Likely | 7 mph E | 59% |
| Tuesday Night | 47°F | Chance Rain Showers | 8 mph E | 52% |
| Wednesday | 59°F | Chance Rain Showers | 8 mph E | 50% |
| Wednesday Night | 48°F | Chance Rain Showers | 6 mph E | 41% |
| Thursday | 62°F | Chance Rain Showers | 6 mph NE | 39% |
| Thursday Night | 48°F | Chance Rain Showers | 3 mph NE | 37% |
| Friday | 68°F | Chance Rain Showers | 5 mph N | 29% |
| Friday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph N | 19% |
Forecast source: National Weather Service (api.weather.gov) for Granville (40.554, -77.615). Updated through the day.
Growing snapshot for Granville
Last spring frost
Apr 21
First fall frost
Oct 24
Growing season
185 days
Hardiness zone
7a
More local growing data for Granville: nearby ZIP 17029 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Atkinson Mills
Barrville
Belleville
Burnham
Church Hill
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Juniata Terrace
Lewistown
Longfellow
Lumber City
Maitland
Mattawana
McClure
McVeytown
Milroy
Newton Hamilton
Potlicker Flats
Reedsville
Siglerville
Strodes Mills
Wagner
Yeagertown
Climate data from the nearest NOAA station, Lewistown, Pa (3.2 mi from Granville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.