Brownstown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brownstown, a community in Lancaster County, Pennsylvania.
Overnight
54°F
Partly Cloudy
Partly cloudy, with a low around 54. North wind around 5 mph.
7-day forecast for Brownstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 77°F | Partly Sunny | 3 to 7 mph E | 2% |
| Saturday Night | 60°F | Mostly Cloudy then Rain Showers Likely | 6 to 10 mph SE | 65% |
| Sunday | 74°F | Rain Showers | 8 to 14 mph S | 92% |
| Sunday Night | 56°F | Showers And Thunderstorms | 5 to 10 mph W | 92% |
| Monday | 69°F | Slight Chance Rain Showers | 12 mph NE | 17% |
| Monday Night | 50°F | Chance Rain Showers | 6 to 13 mph NE | 40% |
| Tuesday | 62°F | Chance Rain Showers | 15 mph NE | 45% |
| Tuesday Night | 48°F | Chance Rain Showers | 13 to 16 mph NE | 41% |
| Wednesday | 62°F | Chance Rain Showers | 18 mph NE | 38% |
| Wednesday Night | 49°F | Chance Rain Showers | 14 to 17 mph NE | 34% |
| Thursday | 64°F | Chance Rain Showers | 16 mph NE | 34% |
| Thursday Night | 49°F | Chance Rain Showers | 8 to 14 mph NE | 29% |
| Friday | 67°F | Slight Chance Rain Showers | 13 mph N | 22% |
Forecast source: National Weather Service (api.weather.gov) for Brownstown (40.127, -76.218). Updated through the day.
Growing snapshot for Brownstown
Last spring frost
Apr 18
First fall frost
Oct 25
Growing season
186 days
Hardiness zone
7a
More local growing data for Brownstown: nearby ZIP 17508 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Lancaster Ap, Pa (4.3 mi from Brownstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.