Watsontown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Watsontown, a borough in Northumberland County, Pennsylvania.
Overnight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. Northwest wind around 2 mph.
7-day forecast for Watsontown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Cloudy | 2 mph NW | 0% |
| Saturday | 72°F | Partly Sunny | 2 mph E | 1% |
| Saturday Night | 59°F | Rain Showers | 2 to 10 mph SE | 90% |
| Sunday | 71°F | Rain Showers | 5 to 12 mph S | 90% |
| Sunday Night | 53°F | Chance Rain Showers | 6 to 10 mph NW | 46% |
| Monday | 68°F | Partly Sunny | 9 mph N | 3% |
| Monday Night | 49°F | Chance Rain Showers | 7 mph NE | 40% |
| Tuesday | 62°F | Chance Rain Showers | 7 mph NE | 42% |
| Tuesday Night | 47°F | Chance Rain Showers | 5 to 9 mph E | 34% |
| Wednesday | 62°F | Chance Rain Showers | 9 mph E | 34% |
| Wednesday Night | 48°F | Chance Rain Showers | 7 mph NE | 34% |
| Thursday | 63°F | Chance Rain Showers | 7 mph NE | 35% |
| Thursday Night | 47°F | Chance Rain Showers | 6 mph N | 35% |
| Friday | 66°F | Chance Rain Showers | 8 mph N | 25% |
Forecast source: National Weather Service (api.weather.gov) for Watsontown (41.085, -76.865). Updated through the day.
Growing snapshot for Watsontown
Last spring frost
Apr 24
First fall frost
Oct 23
Growing season
180 days
Hardiness zone
6b
More local growing data for Watsontown: nearby ZIP 17730 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Allenwood
Atlas
Dalmatia
Dewart
Edgewood
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Klingerstown
Kulpmont
Lewisburg
Linntown
Locust Gap
Marion Heights
Marshallton
McEwensville
Montandon
Mount Carmel
Northumberland
Ranshaw
Riverside
Shamokin
Snydertown
Strong
Sunbury
Tharptown (Uniontown)
Trevorton
Turbotville
Climate data from the nearest NOAA station, Williamsport, Pa (9.7 mi from Watsontown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.