Philadelphia, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Philadelphia, a city in Philadelphia County, Pennsylvania.
Overnight
51°F
Mostly Clear
Mostly clear, with a low around 51. South wind 0 to 5 mph.
7-day forecast for Philadelphia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Mostly Clear | 0 to 5 mph S | 2% |
| Wednesday | 75°F | Patchy Fog then Sunny | 5 to 10 mph S | 2% |
| Wednesday Night | 59°F | Mostly Cloudy | 5 mph S | 4% |
| Thursday | 74°F | Chance Light Rain | 5 to 10 mph S | 38% |
| Thursday Night | 63°F | Light Rain | 5 mph S | 82% |
| Friday | 70°F | Light Rain | 0 to 5 mph W | 82% |
| Friday Night | 54°F | Light Rain | 0 to 5 mph NW | 79% |
| Saturday | 66°F | Chance Light Rain | 5 to 10 mph NW | 38% |
| Saturday Night | 44°F | Slight Chance Light Rain then Partly Cloudy | 5 mph NW | 16% |
| Sunday | 61°F | Mostly Sunny | 5 to 10 mph W | 8% |
| Sunday Night | 43°F | Partly Cloudy then Slight Chance Light Rain | 5 mph W | 18% |
| Monday | 60°F | Slight Chance Light Rain | 10 to 15 mph NW | 23% |
| Monday Night | 42°F | Slight Chance Light Rain | 5 to 10 mph W | 23% |
| Tuesday | 63°F | Sunny | 10 to 15 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Philadelphia (40.009, -75.133). Updated through the day.
Growing snapshot for Philadelphia
Last spring frost
Mar 30
First fall frost
Nov 17
Growing season
232 days
Hardiness zone
7b
More local growing data for Philadelphia: nearby ZIP 19140 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Phila Franklin Inst, Pa (4 mi from Philadelphia). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.