Trevorton, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Trevorton, a community in Northumberland County, Pennsylvania.
This Afternoon
76°F
Mostly Sunny
Mostly sunny, with a high near 76. North wind around 6 mph.
7-day forecast for Trevorton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Mostly Sunny | 6 mph N | 0% |
| Tonight | 49°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 71°F | Patchy Fog then Mostly Sunny | 3 mph E | 2% |
| Saturday Night | 59°F | Mostly Cloudy then Rain Showers Likely | 2 to 8 mph SE | 71% |
| Sunday | 69°F | Rain Showers | 5 to 9 mph S | 98% |
| Sunday Night | 56°F | Showers And Thunderstorms | 2 to 6 mph NW | 98% |
| Monday | 66°F | Chance Rain Showers | 6 mph NE | 30% |
| Monday Night | 53°F | Chance Rain Showers | 3 to 8 mph NE | 50% |
| Tuesday | 59°F | Rain Showers Likely | 5 to 8 mph E | 56% |
| Tuesday Night | 48°F | Rain Showers Likely | 5 to 8 mph NE | 56% |
| Wednesday | 58°F | Chance Rain Showers | 5 to 8 mph NE | 46% |
| Wednesday Night | 49°F | Chance Showers And Thunderstorms | 7 mph NE | 45% |
| Thursday | 60°F | Chance Showers And Thunderstorms | 6 mph NE | 38% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 5 mph NE | 35% |
Forecast source: National Weather Service (api.weather.gov) for Trevorton (40.784, -76.671). Updated through the day.
Growing snapshot for Trevorton
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
166 days
Hardiness zone
6b
More local growing data for Trevorton: nearby ZIP 17881 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Sunbury, Pa (7.3 mi from Trevorton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.