Thompsontown, PA Weather & Growing Conditions
This Afternoon
79°F
Mostly Sunny
Mostly sunny, with a high near 79. North wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Sunny | 3 mph N | 0% |
| Tonight | 52°F | Partly Cloudy then Patchy Fog | 5 mph N | 0% |
| Saturday | 73°F | Patchy Fog then Mostly Sunny | 2 mph E | 3% |
| Saturday Night | 61°F | Mostly Cloudy then Rain Showers Likely | 1 to 6 mph SE | 60% |
| Sunday | 73°F | Rain Showers | 2 to 6 mph S | 97% |
| Sunday Night | 57°F | Showers And Thunderstorms | 1 to 6 mph NW | 95% |
| Monday | 67°F | Chance Rain Showers | 6 mph NE | 32% |
| Monday Night | 53°F | Rain Showers Likely | 3 to 7 mph NE | 59% |
| Tuesday | 60°F | Rain Showers Likely | 7 mph E | 63% |
| Tuesday Night | 49°F | Rain Showers Likely | 8 mph NE | 63% |
| Wednesday | 58°F | Chance Rain Showers | 5 to 8 mph NE | 51% |
| Wednesday Night | 50°F | Chance Showers And Thunderstorms | 6 mph NE | 49% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 2 to 6 mph NE | 48% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 2 mph N | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Thompsontown, PA
Last spring frost
Apr 21
First fall frost
Oct 24
Growing season
185 days
Hardiness zone
6b
Explore more for Thompsontown, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Lewistown, Pa (18.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.