Cassville, PA Weather & Growing Conditions
Today
73°F
Mostly Sunny
Mostly sunny. High near 73, with temperatures falling to around 67 in the afternoon. South wind 2 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 2 to 8 mph S | 1% |
| Tonight | 59°F | Light Rain | 10 mph S | 90% |
| Thursday | 71°F | Light Rain Likely | 3 to 8 mph SW | 65% |
| Thursday Night | 50°F | Mostly Cloudy | 3 mph SW | 6% |
| Friday | 64°F | Partly Sunny | 2 mph W | 13% |
| Friday Night | 45°F | Partly Cloudy | 3 mph W | 6% |
| Saturday | 54°F | Slight Chance Light Rain | 3 to 9 mph W | 21% |
| Saturday Night | 40°F | Slight Chance Light Rain then Mostly Cloudy | 9 mph W | 19% |
| Sunday | 55°F | Partly Sunny | 8 mph W | 7% |
| Sunday Night | 38°F | Partly Cloudy | 7 mph W | 5% |
| Monday | 54°F | Mostly Sunny | 6 to 10 mph W | 6% |
| Monday Night | 37°F | Mostly Clear | 6 mph W | 4% |
| Tuesday | 59°F | Mostly Sunny | 5 to 9 mph W | 3% |
| Tuesday Night | 38°F | Partly Cloudy | 2 to 6 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cassville, PA
Last spring frost
Apr 19
First fall frost
Oct 28
Growing season
191 days
Hardiness zone
6b
Explore more for Cassville, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Raystown Lake 2, Pa (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.