Rossiter, PA Weather & Growing Conditions
Overnight
54°F
Mostly Cloudy
Mostly cloudy, with a low around 54. East wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Cloudy | 8 mph E | 0% |
| Saturday | 71°F | Partly Sunny | 8 mph SE | 3% |
| Saturday Night | 60°F | Rain Showers Likely | 7 to 12 mph SE | 72% |
| Sunday | 71°F | Showers And Thunderstorms | 9 mph SW | 92% |
| Sunday Night | 50°F | Chance Rain Showers | 7 to 10 mph N | 30% |
| Monday | 64°F | Chance Rain Showers | 10 mph NE | 29% |
| Monday Night | 49°F | Rain Showers Likely | 9 to 15 mph E | 58% |
| Tuesday | 57°F | Rain Showers Likely | 12 to 15 mph E | 59% |
| Tuesday Night | 47°F | Chance Rain Showers | 14 to 18 mph E | 53% |
| Wednesday | 57°F | Chance Rain Showers | 13 to 18 mph E | 53% |
| Wednesday Night | 47°F | Chance Showers And Thunderstorms | 16 mph E | 54% |
| Thursday | 60°F | Chance Showers And Thunderstorms | 8 to 13 mph E | 54% |
| Thursday Night | 46°F | Chance Showers And Thunderstorms | 8 mph E | 37% |
| Friday | 64°F | Slight Chance Rain Showers | 7 mph NE | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rossiter, PA
Last spring frost
May 4
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
6a
Explore more for Rossiter, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Grampian 1E, Pa (17.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.