Mount Morris, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Morris, a community in Greene County, Pennsylvania.
Tonight
53°F
Clear
Clear, with a low around 53. South wind around 3 mph.
7-day forecast for Mount Morris
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Clear | 3 mph S | 3% |
| Wednesday | 76°F | Partly Sunny | 3 to 8 mph S | 11% |
| Wednesday Night | 60°F | Light Rain | 9 mph S | 99% |
| Thursday | 70°F | Chance Light Rain | 6 to 12 mph SW | 31% |
| Thursday Night | 50°F | Mostly Cloudy | 0 to 5 mph SW | 14% |
| Friday | 66°F | Partly Sunny then Slight Chance Light Rain | 1 to 7 mph W | 18% |
| Friday Night | 44°F | Chance Light Rain | 1 to 5 mph NW | 26% |
| Saturday | 55°F | Chance Light Rain | 5 to 9 mph W | 29% |
| Saturday Night | 37°F | Slight Chance Light Rain then Partly Cloudy | 1 to 6 mph W | 24% |
| Sunday | 56°F | Partly Sunny then Slight Chance Light Rain | 2 to 9 mph SW | 16% |
| Sunday Night | 36°F | Slight Chance Light Rain | 7 mph SW | 24% |
| Monday | 56°F | Chance Light Rain | 7 to 13 mph W | 28% |
| Monday Night | 36°F | Chance Light Rain | 7 to 10 mph SW | 28% |
| Tuesday | 60°F | Mostly Sunny | 10 to 15 mph SW | 11% |
Forecast source: National Weather Service (api.weather.gov) for Mount Morris (39.733, -80.082). Updated through the day.
Growing snapshot for Mount Morris
Last spring frost
Apr 28
First fall frost
Oct 21
Growing season
175 days
Hardiness zone
6b
More local growing data for Mount Morris: nearby ZIP 15349 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Bobtown
Carmichaels
Clarksville
Crucible
Dry Tavern
Fairdale
Jefferson
Mapletown
Mather
Morrisville
Nemacolin
New Freeport
Rices Landing
Rogersville
Waynesburg
West Waynesburg
Wind Ridge
Climate data from the nearest NOAA station, Grays Landing, Pa (8.5 mi from Mount Morris). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.