Harford, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harford, a community in Susquehanna County, Pennsylvania.
Overnight
44°F
Partly Cloudy
Partly cloudy, with a low around 44. North wind around 6 mph.
7-day forecast for Harford
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Partly Cloudy | 6 mph N | 0% |
| Saturday | 68°F | Mostly Sunny | 3 mph E | 1% |
| Saturday Night | 52°F | Mostly Cloudy then Rain Showers | 2 to 8 mph SE | 82% |
| Sunday | 63°F | Showers And Thunderstorms | 5 to 9 mph S | 99% |
| Sunday Night | 51°F | Rain Showers | 5 to 8 mph NW | 92% |
| Monday | 64°F | Slight Chance Rain Showers | 8 mph N | 20% |
| Monday Night | 46°F | Chance Rain Showers | 7 mph NE | 33% |
| Tuesday | 59°F | Chance Rain Showers | 7 mph E | 33% |
| Tuesday Night | 43°F | Chance Rain Showers | 8 mph E | 33% |
| Wednesday | 58°F | Chance Rain Showers | 8 mph E | 31% |
| Wednesday Night | 43°F | Slight Chance Showers And Thunderstorms | 7 mph E | 36% |
| Thursday | 59°F | Chance Showers And Thunderstorms | 7 mph E | 36% |
| Thursday Night | 46°F | Chance Showers And Thunderstorms | 6 mph NE | 32% |
| Friday | 65°F | Slight Chance Rain Showers | 7 mph N | 20% |
Forecast source: National Weather Service (api.weather.gov) for Harford (41.782, -75.706). Updated through the day.
Growing snapshot for Harford
Last spring frost
May 14
First fall frost
Oct 2
Growing season
141 days
Hardiness zone
6a
More local growing data for Harford: nearby ZIP 18823 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Browndale
Forest City
Forest Lake
Friendsville
Great Bend
Hallstead
Hop Bottom
Lakeside
Lanesboro
Laurel Lake
Little Meadows
Meshoppen
Montrose
New Milford
Nicholson
Oakland
South Montrose
Springville
Susquehanna Depot
Thompson
Union Dale
Vandling
Climate data from the nearest NOAA station, Montrose, Pa (10.1 mi from Harford). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.