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Hereford, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hereford, a community in Berks County, Pennsylvania.

Today
73°F
Mostly Sunny
Mostly sunny, with a high near 73. South wind 5 to 10 mph.

7-day forecast for Hereford

WhenTempForecastWindPrecip
Today 73°F Mostly Sunny 5 to 10 mph S 2%
Tonight 57°F Mostly Cloudy 5 mph S 7%
Thursday 71°F Light Rain Likely 5 to 10 mph S 69%
Thursday Night 58°F Light Rain 0 to 5 mph SW 82%
Friday 69°F Light Rain Likely 0 mph 66%
Friday Night 49°F Chance Light Rain then Partly Cloudy 0 to 5 mph NW 44%
Saturday 63°F Mostly Sunny then Slight Chance Light Rain 5 to 10 mph W 16%
Saturday Night 42°F Slight Chance Light Rain 10 mph W 16%
Sunday 59°F Mostly Sunny 5 to 10 mph NW 4%
Sunday Night 39°F Mostly Clear 5 to 10 mph W 5%
Monday 59°F Sunny then Slight Chance Light Rain 10 to 15 mph W 15%
Monday Night 37°F Slight Chance Light Rain then Mostly Clear 5 to 10 mph W 15%
Tuesday 62°F Sunny 5 to 15 mph W 4%
Tuesday Night 38°F Mostly Clear 5 to 10 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Hereford (40.451, -75.550). Updated through the day.

Growing snapshot for Hereford

Last spring frost
Apr 26
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
7a

More local growing data for Hereford: nearby ZIP 18056 weather · frost dates · planting calendar · Pennsylvania frost dates

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Climate data from the nearest NOAA station, Rodale Rsch Ctr, Pa (11.7 mi from Hereford). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.