East Lansdowne, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Lansdowne, a borough in Delaware County, Pennsylvania.
This Afternoon
84°F
Mostly Sunny
Mostly sunny, with a high near 84. North wind around 10 mph.
7-day forecast for East Lansdowne
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Mostly Sunny | 10 mph N | 0% |
| Tonight | 61°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Saturday | 75°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Saturday Night | 64°F | Mostly Cloudy then Patchy Fog | 5 to 10 mph E | 14% |
| Sunday | 77°F | Showers And Thunderstorms | 5 to 10 mph SE | 79% |
| Sunday Night | 63°F | Showers And Thunderstorms | 5 to 10 mph W | 83% |
| Monday | 70°F | Chance Rain Showers | 10 mph NE | 46% |
| Monday Night | 59°F | Chance Rain Showers | 10 mph NE | 32% |
| Tuesday | 65°F | Chance Rain Showers | 10 mph NE | 34% |
| Tuesday Night | 56°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Wednesday | 64°F | Chance Rain Showers | 15 mph NE | 35% |
| Wednesday Night | 55°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 38% |
| Thursday | 64°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 37% |
| Thursday Night | 55°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 32% |
Forecast source: National Weather Service (api.weather.gov) for East Lansdowne (39.944, -75.261). Updated through the day.
Growing snapshot for East Lansdowne
Last spring frost
Mar 30
First fall frost
Nov 17
Growing season
232 days
Hardiness zone
7b
More local growing data for East Lansdowne: nearby ZIP 19050 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Phila Franklin Inst, Pa (5 mi from East Lansdowne). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.