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Milton, PA Weather & Growing Conditions

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

Overnight
47°F
Areas Of Fog
Areas of fog. Mostly clear, with a low around 47. Southeast wind around 2 mph.

7-day forecast for Milton

WhenTempForecastWindPrecip
Overnight 47°F Areas Of Fog 2 mph SE 0%
Wednesday 73°F Areas Of Fog then Mostly Sunny 0 to 9 mph SE 0%
Wednesday Night 59°F Mostly Cloudy then Rain Showers 7 mph S 82%
Thursday 72°F Rain Showers 3 to 8 mph S 87%
Thursday Night 53°F Chance Rain Showers 0 to 3 mph SW 32%
Friday 68°F Chance Rain Showers 1 mph NW 40%
Friday Night 45°F Chance Rain Showers 2 mph NW 40%
Saturday 62°F Slight Chance Rain Showers 2 to 8 mph NW 24%
Saturday Night 37°F Slight Chance Rain Showers then Partly Cloudy 3 to 7 mph NW 24%
Sunday 60°F Mostly Sunny 2 to 7 mph W 9%
Sunday Night 35°F Partly Cloudy then Slight Chance Rain Showers 5 mph W 17%
Monday 59°F Chance Rain Showers 5 to 12 mph NW 25%
Monday Night 34°F Slight Chance Rain Showers 7 mph SW 24%
Tuesday 62°F Mostly Sunny 6 to 12 mph SW 10%

Forecast source: National Weather Service (api.weather.gov) for Milton (41.002, -76.852). Updated through the day.

Growing snapshot for Milton

Last spring frost
Apr 26
First fall frost
Oct 20
Growing season
176 days
Hardiness zone
6b

More local growing data for Milton: nearby ZIP 17886 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Lewisburg, Pa (4.9 mi from Milton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.