Bethel Park, PA Weather & Growing Conditions
This Afternoon
78°F
Slight Chance Rain Showers
A slight chance of rain showers before 2pm. Partly sunny, with a high near 78. Southeast wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Slight Chance Rain Showers | 5 mph SE | 15% |
| Tonight | 65°F | Showers And Thunderstorms | 5 to 8 mph S | 76% |
| Sunday | 77°F | Showers And Thunderstorms | 8 to 12 mph SW | 98% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 8 to 12 mph N | 50% |
| Monday | 67°F | Chance Rain Showers | 13 mph NE | 40% |
| Monday Night | 55°F | Rain Showers Likely | 13 mph NE | 63% |
| Tuesday | 63°F | Rain Showers Likely | 13 to 16 mph E | 67% |
| Tuesday Night | 52°F | Rain Showers | 16 mph E | 77% |
| Wednesday | 62°F | Rain Showers Likely | 16 mph E | 73% |
| Wednesday Night | 52°F | Rain Showers Likely | 12 to 16 mph E | 56% |
| Thursday | 65°F | Rain Showers Likely | 13 mph E | 56% |
| Thursday Night | 51°F | Slight Chance Rain Showers | 6 to 10 mph NE | 17% |
| Friday | 68°F | Slight Chance Rain Showers | 7 to 10 mph NE | 15% |
| Friday Night | 50°F | Partly Cloudy | 6 to 9 mph N | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bethel Park, PA
Last spring frost
Apr 18
First fall frost
Oct 28
Growing season
193 days
Hardiness zone
6b
Explore more for Bethel Park, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Pittsburgh Allegheny Co Ap, Pa (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.