Millwood, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millwood, a community in Westmoreland County, Pennsylvania.
Overnight
58°F
Patchy Fog
Patchy fog before 2am. Partly cloudy, with a low around 58. East wind around 5 mph.
7-day forecast for Millwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Patchy Fog | 5 mph E | 1% |
| Saturday | 77°F | Partly Sunny | 7 mph SE | 3% |
| Saturday Night | 64°F | Chance Rain Showers | 6 to 13 mph SE | 49% |
| Sunday | 77°F | Showers And Thunderstorms | 7 to 12 mph SW | 97% |
| Sunday Night | 55°F | Showers And Thunderstorms | 9 mph N | 98% |
| Monday | 68°F | Chance Rain Showers | 10 mph NE | 40% |
| Monday Night | 53°F | Showers And Thunderstorms Likely | 12 to 16 mph E | 71% |
| Tuesday | 62°F | Showers And Thunderstorms Likely | 20 mph E | 71% |
| Tuesday Night | 50°F | Rain Showers Likely | 23 mph E | 56% |
| Wednesday | 62°F | Rain Showers Likely | 18 to 23 mph E | 56% |
| Wednesday Night | 50°F | Showers And Thunderstorms Likely | 15 to 21 mph E | 55% |
| Thursday | 65°F | Rain Showers Likely | 10 to 14 mph E | 55% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 3 to 12 mph E | 32% |
| Friday | 68°F | Slight Chance Rain Showers | 5 to 9 mph NE | 19% |
Forecast source: National Weather Service (api.weather.gov) for Millwood (40.350, -79.285). Updated through the day.
Growing snapshot for Millwood
Last spring frost
May 2
First fall frost
Oct 14
Growing season
163 days
Hardiness zone
6b
More local growing data for Millwood: nearby ZIP 15627 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Loyalhanna Lake, Pa (10.7 mi from Millwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.