Harford, PA Weather & Growing Conditions
Today
83°F
Sunny
Sunny, with a high near 83. West wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 2 mph W | 0% |
| Tonight | 60°F | Mostly Cloudy | 1 mph SE | 0% |
| Wednesday | 82°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph SE | 15% |
| Wednesday Night | 65°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph S | 44% |
| Thursday | 84°F | Showers And Thunderstorms | 2 to 7 mph S | 79% |
| Thursday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 5 mph SW | 79% |
| Friday | 85°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 70% |
| Friday Night | 65°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 70% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 0 to 6 mph SW | 67% |
| Saturday Night | 64°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph SW | 67% |
| Sunday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph W | 17% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms | 3 mph SW | 19% |
| Monday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 9 mph W | 42% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 42% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harford, PA
Last spring frost
May 14
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
6a
Explore more for Harford, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Pleasant Mt 1 W, Pa (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.