Harman US

Hatfield, PA Weather & Growing Conditions

This Afternoon
69°F
Mostly Sunny
Mostly sunny, with a high near 69. South wind 0 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 69°F Mostly Sunny 0 to 5 mph S 2%
Tonight 47°F Areas Of Fog 0 mph 2%
Wednesday 73°F Patchy Fog then Mostly Sunny 0 to 5 mph S 2%
Wednesday Night 56°F Mostly Cloudy 5 mph S 3%
Thursday 72°F Chance Light Rain 5 to 10 mph S 47%
Thursday Night 59°F Chance T-storms 0 to 5 mph SW 72%
Friday 70°F Light Rain 0 to 5 mph SW 75%
Friday Night 50°F Light Rain 0 mph 75%
Saturday 66°F Chance Light Rain 5 mph NW 26%
Saturday Night 42°F Slight Chance Light Rain then Partly Cloudy 0 to 5 mph NW 17%
Sunday 61°F Mostly Sunny 5 mph NW 13%
Sunday Night 40°F Partly Cloudy then Slight Chance Light Rain 0 to 5 mph W 24%
Monday 58°F Chance Light Rain 5 to 10 mph NW 34%
Monday Night 38°F Chance Light Rain 5 to 10 mph W 34%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Hatfield, PA

Last spring frost
Apr 26
First fall frost
Oct 17
Growing season
175 days
Hardiness zone
7a

Explore more for Hatfield, PA: full frost dates · planting calendar · Pennsylvania frost dates

Climate data from the nearest NOAA station, Sellersville, Pa (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.