Mainesburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mainesburg, a community in Tioga County, Pennsylvania.
Overnight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. Northeast wind around 2 mph.
7-day forecast for Mainesburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Mostly Cloudy | 2 mph NE | 0% |
| Saturday | 65°F | Partly Sunny | 1 to 5 mph SE | 1% |
| Saturday Night | 54°F | Rain Showers | 3 to 12 mph S | 96% |
| Sunday | 65°F | Rain Showers | 8 to 13 mph SW | 96% |
| Sunday Night | 45°F | Chance Rain Showers then Mostly Cloudy | 7 to 10 mph N | 39% |
| Monday | 59°F | Partly Sunny | 10 mph N | 1% |
| Monday Night | 43°F | Mostly Cloudy then Chance Rain Showers | 3 to 8 mph NE | 37% |
| Tuesday | 56°F | Chance Rain Showers | 3 to 8 mph E | 37% |
| Tuesday Night | 42°F | Chance Rain Showers | 3 to 7 mph E | 27% |
| Wednesday | 56°F | Chance Rain Showers | 6 to 9 mph E | 27% |
| Wednesday Night | 42°F | Chance Rain Showers | 5 to 8 mph E | 37% |
| Thursday | 57°F | Chance Rain Showers | 5 to 8 mph E | 37% |
| Thursday Night | 43°F | Chance Rain Showers | 2 to 6 mph NE | 37% |
| Friday | 60°F | Chance Rain Showers | 3 to 10 mph N | 28% |
Forecast source: National Weather Service (api.weather.gov) for Mainesburg (41.782, -76.995). Updated through the day.
Growing snapshot for Mainesburg
Last spring frost
May 16
First fall frost
Oct 2
Growing season
139 days
Hardiness zone
6a
More local growing data for Mainesburg: nearby ZIP 16932 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Arnot
Blossburg
Elkland
Knoxville
Lawrenceville
Liberty
Mansfield
Millerton
Morris Run
Roseville
Sabinsville
Tioga
Wellsboro
Westfield
Climate data from the nearest NOAA station, Canton, Pa (10 mi from Mainesburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.