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Aldan, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Aldan, a borough in Delaware County, Pennsylvania.

Overnight
62°F
Partly Cloudy
Partly cloudy, with a low around 62. Northeast wind around 10 mph.

7-day forecast for Aldan

WhenTempForecastWindPrecip
Overnight 62°F Partly Cloudy 10 mph NE 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 78°F Showers And Thunderstorms 5 to 10 mph SE 78%
Sunday Night 63°F Showers And Thunderstorms 5 to 10 mph W 83%
Monday 71°F Chance Rain Showers 10 mph NE 47%
Monday Night 60°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%
Friday 69°F Slight Chance Rain Showers 10 mph N 23%

Forecast source: National Weather Service (api.weather.gov) for Aldan (39.922, -75.288). Updated through the day.

Growing snapshot for Aldan

Last spring frost
Apr 2
First fall frost
Nov 10
Growing season
224 days
Hardiness zone
7b

More local growing data for Aldan: nearby ZIP 19018 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Philadelphia Intl Ap, Pa (5.2 mi from Aldan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.