Catasauqua, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Catasauqua, a borough in Lehigh County, Pennsylvania.
Today
73°F
Mostly Sunny
Mostly sunny, with a high near 73. East wind 5 to 10 mph.
7-day forecast for Catasauqua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 5 to 10 mph E | 1% |
| Tonight | 56°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph E | 29% |
| Sunday | 70°F | Rain Showers | 10 mph SE | 94% |
| Sunday Night | 54°F | Showers And Thunderstorms | 10 mph W | 92% |
| Monday | 68°F | Partly Sunny | 10 mph NE | 9% |
| Monday Night | 48°F | Mostly Cloudy then Chance Rain Showers | 10 mph NE | 31% |
| Tuesday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Tuesday Night | 47°F | Chance Rain Showers | 10 to 15 mph NE | 31% |
| Wednesday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 25% |
| Wednesday Night | 47°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Thursday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Thursday Night | 47°F | Chance Rain Showers | 5 to 10 mph NE | 33% |
| Friday | 67°F | Slight Chance Rain Showers | 10 mph N | 23% |
| Friday Night | 48°F | Slight Chance Rain Showers | 5 to 10 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov) for Catasauqua (40.654, -75.461). Updated through the day.
Growing snapshot for Catasauqua
Last spring frost
Apr 20
First fall frost
Oct 24
Growing season
184 days
Hardiness zone
7a
More local growing data for Catasauqua: nearby ZIP 18032 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Alburtis
Allentown
Ancient Oaks
Bethlehem
Breinigsville
Cementon
Cetronia
Coopersburg
Coplay
DeSales University
Dorneyville
Egypt
Emmaus
Fountain Hill
Fullerton
Hokendauqua
Laurys Station
Macungie
New Tripoli
North Catasauqua
Schnecksville
Slatedale
Slatington
Stiles
Trexlertown
Wescosville
Climate data from the nearest NOAA station, Allentown Intl Ap, Pa (1 mi from Catasauqua). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.