Hereford, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hereford, a community in Berks County, Pennsylvania.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Northeast wind around 0 mph.
7-day forecast for Hereford
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 64°F | Mostly Cloudy | 0 mph | 3% |
| Wednesday | 83°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph E | 58% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 60% |
| Thursday | 88°F | Showers And Thunderstorms Likely | 0 to 10 mph S | 65% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 65% |
| Friday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 50% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 50% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 40% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 40% |
| Sunday | 87°F | Mostly Sunny | 0 to 5 mph W | 11% |
| Sunday Night | 69°F | Mostly Clear | 0 to 5 mph SW | 11% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph W | 15% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 16% |
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 Aug 4, 2026.