Sinnamahoning, PA Weather & Growing Conditions
Today
83°F
Patchy Fog then Sunny
Patchy fog before 10am. Sunny, with a high near 83. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Fog then Sunny | 2 mph SE | 0% |
| Tonight | 62°F | Partly Cloudy then Patchy Fog | 3 mph E | 0% |
| Wednesday | 83°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 5 mph SE | 42% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 3 mph SE | 39% |
| Thursday | 85°F | Showers And Thunderstorms | 5 mph S | 86% |
| Thursday Night | 67°F | Showers And Thunderstorms | 3 mph SW | 86% |
| Friday | 84°F | Showers And Thunderstorms | 3 mph SW | 82% |
| Friday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SW | 82% |
| Saturday | 83°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 5 mph SW | 44% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 3 mph W | 44% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph W | 15% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 15% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph W | 36% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 2 to 6 mph W | 36% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sinnamahoning, PA
Last spring frost
Apr 29
First fall frost
Oct 21
Growing season
177 days
Hardiness zone
6a
Explore more for Sinnamahoning, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Alvin R Bush Dam, Pa (5.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.