Mainesburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mainesburg, a community in Tioga County, Pennsylvania.
Overnight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. South wind around 6 mph.
7-day forecast for Mainesburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Partly Cloudy | 6 mph S | 0% |
| Wednesday | 67°F | Partly Sunny | 3 to 12 mph S | 2% |
| Wednesday Night | 57°F | Mostly Cloudy then Light Rain | 13 mph S | 93% |
| Thursday | 68°F | Light Rain | 8 to 13 mph SW | 79% |
| Thursday Night | 47°F | Mostly Cloudy | 1 to 6 mph SW | 11% |
| Friday | 62°F | Partly Sunny | 0 to 6 mph SW | 8% |
| Friday Night | 43°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 3 mph W | 20% |
| Saturday | 52°F | Chance Light Rain | 2 to 10 mph W | 51% |
| Saturday Night | 37°F | Chance Light Rain | 7 to 10 mph NW | 51% |
| Sunday | 53°F | Slight Chance Light Rain then Partly Sunny | 7 to 12 mph W | 15% |
| Sunday Night | 35°F | Partly Cloudy | 7 to 10 mph W | 7% |
| Monday | 53°F | Slight Chance Light Rain | 8 to 13 mph W | 15% |
| Monday Night | 34°F | Slight Chance Light Rain then Partly Cloudy | 5 to 8 mph W | 15% |
| Tuesday | 56°F | Mostly Sunny | 7 to 14 mph W | 10% |
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 Nov 4, 2026.