St. Clairsville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Clairsville, a borough in Bedford County, Pennsylvania.
Today
82°F
Mostly Sunny
Mostly sunny, with a high near 82. Southeast wind around 5 mph.
7-day forecast for St. Clairsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 5 mph SE | 0% |
| Tonight | 65°F | Mostly Cloudy | 0 to 6 mph SE | 8% |
| Wednesday | 80°F | Patchy Fog then Chance Showers And Thunderstorms | 0 to 5 mph SE | 49% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 40% |
| Thursday | 84°F | Showers And Thunderstorms | 0 to 5 mph SW | 86% |
| Thursday Night | 69°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 mph W | 86% |
| Friday | 84°F | Showers And Thunderstorms | 0 to 5 mph W | 76% |
| Friday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SW | 76% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 1 to 6 mph W | 42% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 mph W | 42% |
| Sunday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph W | 16% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph W | 16% |
| Monday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 17% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph W | 23% |
Forecast source: National Weather Service (api.weather.gov) for St. Clairsville (40.156, -78.511). Updated through the day.
Growing snapshot for St. Clairsville
Last spring frost
Apr 29
First fall frost
Oct 13
Growing season
167 days
Hardiness zone
6b
More local growing data for St. Clairsville: nearby ZIP 16667 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Bedford
Clearville
Coaldale
Defiance
Earlston
Everett
Hopewell
Hyndman
Manns Choice
New Paris
Pleasantville
Rainsburg
Riddlesburg
Saxton
Schellsburg
Stonerstown
Woodbury
Climate data from the nearest NOAA station, Wolfsburg, Pa (9.9 mi from St. Clairsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.