Mount Morris, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Morris, a community in Greene County, Pennsylvania.
This Afternoon
76°F
Partly Sunny
Partly sunny, with a high near 76. North wind around 7 mph.
7-day forecast for Mount Morris
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Partly Sunny | 7 mph N | 13% |
| Tonight | 59°F | Partly Cloudy then Patchy Fog | 1 to 6 mph NE | 13% |
| Saturday | 80°F | Patchy Fog then Mostly Sunny | 3 mph E | 10% |
| Saturday Night | 65°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 mph SE | 45% |
| Sunday | 78°F | Showers And Thunderstorms | 7 mph SW | 92% |
| Sunday Night | 62°F | Showers And Thunderstorms | 6 mph NW | 92% |
| Monday | 72°F | Chance Rain Showers | 8 mph NE | 50% |
| Monday Night | 60°F | Showers And Thunderstorms Likely | 9 mph E | 71% |
| Tuesday | 67°F | Showers And Thunderstorms | 9 mph E | 75% |
| Tuesday Night | 55°F | Showers And Thunderstorms Likely | 10 to 14 mph E | 74% |
| Wednesday | 65°F | Showers And Thunderstorms Likely | 9 mph E | 69% |
| Wednesday Night | 54°F | Showers And Thunderstorms Likely | 5 to 12 mph E | 58% |
| Thursday | 66°F | Chance Rain Showers | 7 mph E | 42% |
| Thursday Night | 53°F | Chance Rain Showers | 2 to 7 mph NE | 39% |
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 Sep 19, 2026.