Fort Washington, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Washington, a community in Montgomery County, Pennsylvania.
This Afternoon
77°F
Partly Sunny
Partly sunny, with a high near 77. East wind around 5 mph.
7-day forecast for Fort Washington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Partly Sunny | 5 mph E | 2% |
| Tonight | 59°F | Mostly Cloudy | 5 to 10 mph SE | 11% |
| Sunday | 75°F | Rain Showers Likely | 5 to 10 mph S | 71% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 5 to 10 mph W | 72% |
| Monday | 70°F | Chance Rain Showers | 10 mph NE | 40% |
| Monday Night | 52°F | Chance Rain Showers | 5 to 10 mph NE | 35% |
| Tuesday | 64°F | Chance Rain Showers | 10 to 15 mph NE | 40% |
| Tuesday Night | 51°F | Chance Rain Showers | 15 mph NE | 37% |
| Wednesday | 64°F | Chance Rain Showers | 15 mph NE | 29% |
| Wednesday Night | 51°F | Chance Rain Showers | 15 mph NE | 33% |
| Thursday | 63°F | Chance Rain Showers | 15 mph NE | 34% |
| Thursday Night | 50°F | Chance Rain Showers | 10 to 15 mph N | 34% |
| Friday | 66°F | Chance Rain Showers | 10 to 15 mph N | 31% |
| Friday Night | 51°F | Chance Rain Showers | 10 to 15 mph N | 26% |
Forecast source: National Weather Service (api.weather.gov) for Fort Washington (40.141, -75.193). Updated through the day.
Growing snapshot for Fort Washington
Last spring frost
Apr 11
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7b
More local growing data for Fort Washington: nearby ZIP 19034 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Willow Grove Nas, Pa (5.6 mi from Fort Washington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.