Union Dale, PA Weather & Growing Conditions
This Afternoon
71°F
Mostly Sunny
Mostly sunny. High near 71, with temperatures falling to around 65 in the afternoon. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Mostly Sunny | 9 mph S | 1% |
| Tonight | 55°F | Mostly Cloudy then Chance Rain Showers | 7 to 10 mph S | 44% |
| Thursday | 66°F | Rain Showers | 7 to 12 mph SW | 91% |
| Thursday Night | 51°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 7 mph SW | 19% |
| Friday | 63°F | Partly Sunny | 5 mph SW | 10% |
| Friday Night | 45°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph W | 22% |
| Saturday | 55°F | Chance Rain Showers | 5 to 9 mph W | 44% |
| Saturday Night | 39°F | Chance Light Rain | 8 to 15 mph NW | 44% |
| Sunday | 52°F | Slight Chance Light Rain then Partly Sunny | 10 to 14 mph W | 24% |
| Sunday Night | 36°F | Partly Cloudy then Slight Chance Light Rain | 9 to 13 mph W | 15% |
| Monday | 49°F | Chance Light Rain | 9 to 15 mph W | 25% |
| Monday Night | 34°F | Partly Cloudy | 7 to 10 mph W | 9% |
| Tuesday | 56°F | Mostly Sunny then Slight Chance Light Rain | 9 to 13 mph W | 15% |
| Tuesday Night | 35°F | Slight Chance Light Rain | 9 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Union Dale, PA
Last spring frost
May 14
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5b
Explore more for Union Dale, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Pleasant Mt 1 W, Pa (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.