Harford, PA Weather & Growing Conditions
This Afternoon
73°F
Partly Sunny
Partly sunny. High near 73, with temperatures falling to around 67 in the afternoon. South wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Partly Sunny | 7 mph S | 1% |
| Tonight | 57°F | Mostly Cloudy then Chance Rain Showers | 8 mph S | 53% |
| Thursday | 68°F | Rain Showers | 6 to 9 mph S | 92% |
| Thursday Night | 50°F | Slight Chance Rain Showers then Patchy Fog | 1 to 5 mph SW | 15% |
| Friday | 65°F | Patchy Fog then Partly Sunny | 3 mph SW | 8% |
| Friday Night | 44°F | Chance Rain Showers | 1 mph W | 25% |
| Saturday | 57°F | Chance Rain Showers | 2 to 7 mph NW | 49% |
| Saturday Night | 37°F | Chance Light Rain | 7 to 13 mph NW | 49% |
| Sunday | 54°F | Slight Chance Light Rain then Partly Sunny | 6 to 12 mph NW | 17% |
| Sunday Night | 34°F | Partly Cloudy then Slight Chance Light Rain | 6 to 9 mph W | 15% |
| Monday | 52°F | Slight Chance Light Rain | 7 to 13 mph W | 21% |
| Monday Night | 31°F | Partly Cloudy | 6 mph W | 8% |
| Tuesday | 58°F | Mostly Sunny then Slight Chance Light Rain | 6 to 10 mph W | 15% |
| Tuesday Night | 32°F | Slight Chance Light Rain | 7 mph W | 15% |
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 (10.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.