Muir, PA Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. East wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 3 mph E | 0% |
| Tonight | 62°F | Mostly Cloudy then Patchy Fog | 3 mph SE | 5% |
| Wednesday | 82°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph SE | 63% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 1 to 5 mph SE | 52% |
| Thursday | 87°F | Showers And Thunderstorms | 1 to 6 mph S | 80% |
| Thursday Night | 68°F | Showers And Thunderstorms | 0 to 5 mph S | 80% |
| Friday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 73% |
| Friday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 73% |
| Saturday | 85°F | Partly Sunny then Showers And Thunderstorms Likely | 1 to 6 mph W | 57% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph W | 57% |
| Sunday | 87°F | Mostly Sunny | 1 to 5 mph W | 11% |
| Sunday Night | 68°F | Partly Cloudy | 3 mph SW | 11% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 22% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 6 mph W | 22% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Muir, PA
Last spring frost
May 1
First fall frost
Oct 16
Growing season
168 days
Hardiness zone
6b
Explore more for Muir, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Dehart Dam, Pa (15.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.