Sylvan Hills, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sylvan Hills, a community in Blair County, Pennsylvania.
Today
78°F
Partly Sunny
Partly sunny. High near 78, with temperatures falling to around 71 in the afternoon. Southeast wind 1 to 8 mph.
7-day forecast for Sylvan Hills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Partly Sunny | 1 to 8 mph SE | 1% |
| Tonight | 59°F | Light Rain | 7 mph SE | 91% |
| Thursday | 74°F | Chance Light Rain | 3 to 8 mph SW | 54% |
| Thursday Night | 47°F | Mostly Cloudy | 2 mph W | 4% |
| Friday | 67°F | Partly Sunny | 0 to 3 mph W | 11% |
| Friday Night | 42°F | Partly Cloudy | 3 mph W | 12% |
| Saturday | 55°F | Chance Light Rain | 3 to 10 mph W | 25% |
| Saturday Night | 35°F | Chance Light Rain | 9 mph W | 25% |
| Sunday | 56°F | Partly Sunny | 10 mph W | 9% |
| Sunday Night | 33°F | Partly Cloudy | 8 mph W | 6% |
| Monday | 57°F | Mostly Sunny | 7 to 12 mph W | 12% |
| Monday Night | 33°F | Mostly Clear | 7 mph W | 9% |
| Tuesday | 61°F | Mostly Sunny | 6 to 12 mph W | 4% |
| Tuesday Night | 33°F | Partly Cloudy | 3 to 7 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Sylvan Hills (40.449, -78.384). Updated through the day.
Growing snapshot for Sylvan Hills
Last spring frost
Apr 25
First fall frost
Oct 21
Growing season
176 days
Hardiness zone
6b
More local growing data for Sylvan Hills: nearby ZIP 16602 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Altoona 3 W, Pa (3.7 mi from Sylvan Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.