Brookhaven, PA Weather & Growing Conditions
Tonight
51°F
Partly Cloudy
Partly cloudy, with a low around 51. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Partly Cloudy | 0 to 5 mph S | 2% |
| Wednesday | 75°F | Patchy Fog then Sunny | 5 to 10 mph S | 4% |
| Wednesday Night | 60°F | Mostly Cloudy | 5 mph S | 6% |
| Thursday | 74°F | Chance Light Rain | 5 to 10 mph S | 39% |
| Thursday Night | 62°F | Light Rain | 5 mph S | 81% |
| Friday | 69°F | Light Rain | 0 to 5 mph W | 81% |
| Friday Night | 54°F | Light Rain | 0 to 5 mph NW | 77% |
| Saturday | 65°F | Chance Light Rain then Mostly Sunny | 5 to 10 mph NW | 33% |
| Saturday Night | 44°F | Partly Cloudy | 5 mph NW | 14% |
| Sunday | 61°F | Mostly Sunny | 5 mph NW | 6% |
| Sunday Night | 43°F | Slight Chance Light Rain | 5 mph W | 18% |
| Monday | 61°F | Slight Chance Light Rain | 5 to 10 mph NW | 22% |
| Monday Night | 42°F | Slight Chance Light Rain | 5 to 10 mph W | 22% |
| Tuesday | 63°F | Sunny | 5 to 10 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brookhaven, PA
Last spring frost
Mar 30
First fall frost
Nov 16
Growing season
230 days
Hardiness zone
7b
Explore more for Brookhaven, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Marcus Hook, Pa (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.