New Buffalo, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Buffalo, a borough in Perry County, Pennsylvania.
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. North wind around 6 mph.
7-day forecast for New Buffalo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 6 mph N | 0% |
| Saturday | 74°F | Patchy Fog then Mostly Sunny | 3 mph E | 3% |
| Saturday Night | 61°F | Mostly Cloudy then Rain Showers Likely | 2 to 9 mph SE | 60% |
| Sunday | 74°F | Rain Showers | 3 to 9 mph S | 97% |
| Sunday Night | 58°F | Showers And Thunderstorms | 2 to 9 mph NW | 97% |
| Monday | 68°F | Chance Rain Showers | 5 to 9 mph N | 33% |
| Monday Night | 54°F | Chance Rain Showers | 5 to 8 mph NE | 54% |
| Tuesday | 61°F | Rain Showers Likely | 8 mph E | 60% |
| Tuesday Night | 50°F | Rain Showers Likely | 9 mph NE | 60% |
| Wednesday | 59°F | Chance Rain Showers | 6 to 9 mph NE | 50% |
| Wednesday Night | 49°F | Chance Showers And Thunderstorms | 7 mph NE | 50% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 7 mph NE | 44% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 5 mph N | 39% |
| Friday | 67°F | Slight Chance Rain Showers then Partly Sunny | 6 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov) for New Buffalo (40.454, -76.970). Updated through the day.
Growing snapshot for New Buffalo
Last spring frost
May 1
First fall frost
Oct 16
Growing season
168 days
Hardiness zone
7a
More local growing data for New Buffalo: nearby ZIP 17069 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dehart Dam, Pa (12.2 mi from New Buffalo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.