Sylvania, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sylvania, a borough in Bradford County, Pennsylvania.
Today
79°F
Sunny
Sunny, with a high near 79. East wind around 3 mph.
7-day forecast for Sylvania
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Sunny | 3 mph E | 0% |
| Tonight | 62°F | Partly Cloudy | 3 mph S | 0% |
| Wednesday | 80°F | Partly Sunny | 2 to 7 mph S | 14% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms | 6 mph S | 24% |
| Thursday | 82°F | Showers And Thunderstorms | 3 to 8 mph SW | 83% |
| Thursday Night | 68°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph SW | 83% |
| Friday | 82°F | Showers And Thunderstorms | 6 mph W | 80% |
| Friday Night | 66°F | Showers And Thunderstorms | 3 mph SW | 80% |
| Saturday | 81°F | Showers And Thunderstorms Likely | 3 to 7 mph W | 67% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 6 mph W | 67% |
| Sunday | 83°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 8 mph SW | 19% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 7 mph SW | 19% |
| Monday | 83°F | Chance Showers And Thunderstorms | 7 to 10 mph W | 40% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 5 to 9 mph W | 40% |
Forecast source: National Weather Service (api.weather.gov) for Sylvania (41.801, -76.866). Updated through the day.
Growing snapshot for Sylvania
Last spring frost
May 16
First fall frost
Oct 2
Growing season
139 days
Hardiness zone
6a
More local growing data for Sylvania: nearby ZIP 16947 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Canton, Pa (7.8 mi from Sylvania). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.