Tionesta, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tionesta, a borough in Forest County, Pennsylvania.
Today
82°F
Areas Of Fog then Sunny
Areas of fog before 10am. Sunny, with a high near 82. East wind around 1 mph.
7-day forecast for Tionesta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Areas Of Fog then Sunny | 1 mph E | 0% |
| Tonight | 61°F | Mostly Clear then Patchy Fog | 2 mph SE | 0% |
| Wednesday | 84°F | Partly Sunny then Scattered Showers And Thunderstorms | 3 mph SE | 25% |
| Wednesday Night | 65°F | Scattered Showers And Thunderstorms | 2 mph S | 50% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 72% |
| Thursday Night | 65°F | Showers And Thunderstorms Likely | 2 mph SW | 72% |
| Friday | 82°F | Showers And Thunderstorms | 0 to 5 mph SW | 83% |
| Friday Night | 63°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 mph SW | 83% |
| Saturday | 82°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 58% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 2 mph SW | 58% |
| Sunday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 1 to 6 mph SW | 23% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 34% |
| Monday | 84°F | Chance Rain Showers | 3 to 7 mph W | 47% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 1 to 5 mph W | 51% |
Forecast source: National Weather Service (api.weather.gov) for Tionesta (41.498, -79.449). Updated through the day.
Growing snapshot for Tionesta
Last spring frost
May 1
First fall frost
Oct 25
Growing season
176 days
Hardiness zone
6a
More local growing data for Tionesta: nearby ZIP 16370 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tionesta 2 Se Lake, Pa (5.4 mi from Tionesta). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.