Munhall, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Munhall, a borough in Allegheny County, Pennsylvania.
Overnight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. Northeast wind 2 to 6 mph.
7-day forecast for Munhall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Partly Cloudy | 2 to 6 mph NE | 1% |
| Saturday | 79°F | Partly Sunny | 6 mph E | 4% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely | 7 mph SE | 57% |
| Sunday | 78°F | Showers And Thunderstorms | 10 mph SW | 99% |
| Sunday Night | 56°F | Showers And Thunderstorms | 12 mph N | 98% |
| Monday | 68°F | Chance Rain Showers | 13 mph NE | 40% |
| Monday Night | 54°F | Rain Showers Likely | 14 mph E | 64% |
| Tuesday | 63°F | Rain Showers Likely | 16 mph E | 64% |
| Tuesday Night | 52°F | Rain Showers Likely | 13 to 16 mph E | 63% |
| Wednesday | 62°F | Rain Showers Likely | 15 mph E | 63% |
| Wednesday Night | 52°F | Showers And Thunderstorms Likely | 9 to 14 mph E | 59% |
| Thursday | 66°F | Rain Showers Likely | 12 mph E | 57% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 7 to 10 mph NE | 28% |
| Friday | 68°F | Partly Sunny then Slight Chance Rain Showers | 9 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Munhall (40.394, -79.901). Updated through the day.
Growing snapshot for Munhall
Last spring frost
Apr 5
First fall frost
Nov 10
Growing season
219 days
Hardiness zone
6b
More local growing data for Munhall: nearby ZIP 15120 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Braddock Lock 2, Pa (2.5 mi from Munhall). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.