Breinigsville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Breinigsville, a community in Lehigh County, Pennsylvania.
Today
73°F
Mostly Sunny
Mostly sunny, with a high near 73. South wind 0 to 10 mph.
7-day forecast for Breinigsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 0 to 10 mph S | 2% |
| Tonight | 57°F | Mostly Cloudy | 5 mph S | 11% |
| Thursday | 71°F | Light Rain | 5 to 10 mph S | 77% |
| Thursday Night | 59°F | Light Rain | 0 to 5 mph SW | 80% |
| Friday | 69°F | Light Rain Likely | 0 mph | 55% |
| Friday Night | 47°F | Chance Light Rain then Partly Cloudy | 0 mph | 37% |
| Saturday | 63°F | Mostly Sunny then Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Saturday Night | 40°F | Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Sunday | 59°F | Mostly Sunny | 5 to 10 mph NW | 4% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 4% |
| Monday | 58°F | Sunny | 5 to 15 mph W | 6% |
| Monday Night | 34°F | Mostly Clear | 5 to 10 mph W | 4% |
| Tuesday | 62°F | Sunny | 5 to 15 mph W | 3% |
| Tuesday Night | 36°F | Mostly Clear | 5 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Breinigsville (40.539, -75.635). Updated through the day.
Growing snapshot for Breinigsville
Last spring frost
Apr 26
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
7a
More local growing data for Breinigsville: nearby ZIP 18031 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Rodale Rsch Ctr, Pa (3.9 mi from Breinigsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.