Newtown Grant, PA Weather & Growing Conditions
Today
73°F
Sunny
Sunny, with a high near 73. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 0 to 5 mph S | 2% |
| Tonight | 57°F | Mostly Cloudy | 5 mph S | 1% |
| Thursday | 72°F | Chance Light Rain | 5 to 10 mph S | 51% |
| Thursday Night | 60°F | Light Rain | 0 to 5 mph SW | 82% |
| Friday | 69°F | Light Rain | 0 to 5 mph N | 82% |
| Friday Night | 50°F | Light Rain | 0 to 5 mph NW | 80% |
| Saturday | 64°F | Mostly Sunny | 5 to 10 mph W | 8% |
| Saturday Night | 41°F | Slight Chance Light Rain | 5 to 10 mph W | 15% |
| Sunday | 59°F | Mostly Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 38°F | Partly Cloudy | 5 to 10 mph W | 7% |
| Monday | 57°F | Sunny | 10 to 15 mph W | 7% |
| Monday Night | 36°F | Mostly Clear | 5 mph W | 6% |
| Tuesday | 61°F | Sunny | 5 to 15 mph W | 4% |
| Tuesday Night | 37°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newtown Grant, PA
Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
202 days
Hardiness zone
7a
Explore more for Newtown Grant, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Trenton Mercer Co Ap, Nj (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.