Sewickley Heights, PA Weather & Growing Conditions
Tonight
66°F
Chance Showers And Thunderstorms
A chance of rain showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers and thunderstorms likely. Mostly cloudy, with a low around 66. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 66°F | Chance Showers And Thunderstorms | 5 mph SE | 74% |
| Sunday | 76°F | Showers And Thunderstorms | 5 to 8 mph SW | 98% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 9 mph N | 42% |
| Monday | 68°F | Chance Rain Showers | 10 mph NE | 34% |
| Monday Night | 55°F | Rain Showers Likely | 9 to 13 mph NE | 55% |
| Tuesday | 64°F | Rain Showers Likely | 13 mph E | 60% |
| Tuesday Night | 54°F | Rain Showers Likely | 15 mph E | 72% |
| Wednesday | 62°F | Rain Showers Likely | 15 mph E | 72% |
| Wednesday Night | 53°F | Chance Rain Showers | 10 to 14 mph E | 54% |
| Thursday | 64°F | Chance Rain Showers | 10 mph E | 54% |
| Thursday Night | 50°F | Slight Chance Rain Showers | 5 to 8 mph E | 15% |
| Friday | 68°F | Partly Sunny | 5 to 8 mph NE | 14% |
| Friday Night | 50°F | Partly Cloudy | 7 mph NE | 11% |
| Saturday | 70°F | Mostly Sunny | 5 to 8 mph N | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sewickley Heights, PA
Last spring frost
Apr 8
First fall frost
Nov 8
Growing season
212 days
Hardiness zone
6b
Explore more for Sewickley Heights, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Glenwillard Dashields L&D, Pa (3.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.