Dayton, PA Weather & Growing Conditions
This Afternoon
69°F
Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Partly sunny, with a high near 69. Southeast wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Slight Chance Rain Showers | 5 mph SE | 16% |
| Tonight | 62°F | Rain Showers Likely | 7 mph SE | 73% |
| Sunday | 75°F | Showers And Thunderstorms | 6 to 9 mph SW | 97% |
| Sunday Night | 51°F | Chance Rain Showers | 7 mph N | 30% |
| Monday | 68°F | Chance Rain Showers | 9 mph NE | 31% |
| Monday Night | 51°F | Rain Showers Likely | 8 to 12 mph E | 60% |
| Tuesday | 63°F | Rain Showers Likely | 13 mph E | 60% |
| Tuesday Night | 49°F | Rain Showers Likely | 15 mph E | 62% |
| Wednesday | 60°F | Rain Showers Likely | 15 mph E | 62% |
| Wednesday Night | 48°F | Chance Rain Showers | 13 mph E | 33% |
| Thursday | 63°F | Chance Rain Showers | 8 to 12 mph E | 33% |
| Thursday Night | 47°F | Slight Chance Rain Showers | 7 mph E | 16% |
| Friday | 68°F | Slight Chance Rain Showers then Partly Sunny | 7 mph NE | 15% |
| Friday Night | 47°F | Partly Cloudy | 3 to 7 mph N | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dayton, PA
Last spring frost
May 10
First fall frost
Oct 12
Growing season
155 days
Hardiness zone
6a
Explore more for Dayton, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Putneyville 2 Se Dam, Pa (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.