Pittsburgh, PA Weather & Growing Conditions
Tonight
54°F
Mostly Clear
Mostly clear, with a low around 54. Southeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Mostly Clear | 6 mph SE | 2% |
| Wednesday | 78°F | Partly Sunny | 3 to 10 mph S | 8% |
| Wednesday Night | 61°F | Light Rain | 10 mph S | 100% |
| Thursday | 71°F | Chance Light Rain then Mostly Sunny | 6 to 13 mph SW | 25% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 5 mph SW | 3% |
| Friday | 66°F | Partly Sunny | 0 to 6 mph W | 11% |
| Friday Night | 46°F | Slight Chance Light Rain | 5 mph NW | 24% |
| Saturday | 56°F | Chance Light Rain | 5 to 12 mph W | 29% |
| Saturday Night | 40°F | Chance Light Rain then Mostly Cloudy | 2 to 8 mph W | 26% |
| Sunday | 57°F | Partly Sunny then Slight Chance Light Rain | 2 to 10 mph W | 16% |
| Sunday Night | 38°F | Slight Chance Light Rain | 8 mph W | 18% |
| Monday | 57°F | Chance Light Rain | 8 to 14 mph W | 27% |
| Monday Night | 39°F | Chance Light Rain then Partly Cloudy | 7 to 10 mph SW | 27% |
| Tuesday | 61°F | Mostly Sunny | 12 to 16 mph W | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Pittsburgh, PA
Last spring frost
Apr 24
First fall frost
Oct 27
Growing season
186 days
Hardiness zone
7a
Explore more for Pittsburgh, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Emsworth L/D Ohio Rvr, Pa (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.