Ulster, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ulster, a community in Bradford County, Pennsylvania.
Today
71°F
Mostly Sunny
Mostly sunny, with a high near 71. Southeast wind around 2 mph.
7-day forecast for Ulster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Mostly Sunny | 2 mph SE | 0% |
| Tonight | 54°F | Mostly Cloudy then Rain | 1 to 7 mph SE | 88% |
| Sunday | 67°F | Rain | 8 mph S | 99% |
| Sunday Night | 46°F | Chance Rain then Patchy Fog | 7 mph N | 50% |
| Monday | 65°F | Partly Sunny | 7 mph N | 1% |
| Monday Night | 43°F | Mostly Cloudy then Chance Rain Showers | 1 to 6 mph NE | 34% |
| Tuesday | 62°F | Chance Rain Showers | 2 to 6 mph E | 34% |
| Tuesday Night | 42°F | Slight Chance Rain Showers | 5 mph E | 24% |
| Wednesday | 62°F | Slight Chance Rain Showers | 3 to 7 mph E | 20% |
| Wednesday Night | 43°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph E | 21% |
| Thursday | 62°F | Chance Rain Showers | 6 mph E | 35% |
| Thursday Night | 43°F | Chance Rain Showers | 1 to 5 mph NE | 35% |
| Friday | 65°F | Slight Chance Rain Showers | 2 to 7 mph N | 23% |
| Friday Night | 44°F | Chance Rain Showers | 2 to 7 mph N | 26% |
Forecast source: National Weather Service (api.weather.gov) for Ulster (41.849, -76.507). Updated through the day.
Growing snapshot for Ulster
Last spring frost
May 2
First fall frost
Oct 15
Growing season
165 days
Hardiness zone
6a
More local growing data for Ulster: nearby ZIP 18850 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Towanda 1 S, Pa (8.5 mi from Ulster). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.