Ulster, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ulster, a community in Bradford County, Pennsylvania.
This Afternoon
75°F
Mostly Sunny
Mostly sunny, with a high near 75. North wind around 8 mph.
7-day forecast for Ulster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Sunny | 8 mph N | 0% |
| Tonight | 48°F | Partly Cloudy | 1 to 7 mph N | 0% |
| Saturday | 70°F | Mostly Sunny | 2 mph E | 2% |
| Saturday Night | 55°F | Mostly Cloudy then Rain Showers Likely | 1 to 6 mph SE | 68% |
| Sunday | 68°F | Showers And Thunderstorms | 7 mph S | 98% |
| Sunday Night | 52°F | Rain Showers | 6 mph N | 81% |
| Monday | 66°F | Slight Chance Rain Showers | 7 mph N | 20% |
| Monday Night | 48°F | Chance Rain Showers | 2 to 6 mph NE | 40% |
| Tuesday | 62°F | Chance Rain Showers | 6 mph E | 40% |
| Tuesday Night | 45°F | Chance Rain Showers | 6 mph E | 38% |
| Wednesday | 60°F | Chance Rain Showers | 7 mph E | 36% |
| Wednesday Night | 45°F | Chance Showers And Thunderstorms | 2 to 6 mph E | 38% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 6 mph E | 38% |
| Thursday Night | 48°F | Chance Showers And Thunderstorms | 1 to 5 mph N | 36% |
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
Nearby towns & communities
Alba
Athens
Burlington
Canton
East Smithfield
Greens Landing
Laceyville
LeRaysville
Monroe
New Albany
North Towanda
Rome
Sayre
South Waverly
Sylvania
Towanda
Troy
Wyalusing
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 18, 2026.