Catasauqua, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Catasauqua, a borough in Lehigh County, Pennsylvania.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Wind around 0 mph.
7-day forecast for Catasauqua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 63°F | Mostly Cloudy | 0 mph | 2% |
| Wednesday | 83°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph E | 56% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 61% |
| Thursday | 88°F | Showers And Thunderstorms | 0 to 10 mph SW | 75% |
| Thursday Night | 70°F | Showers And Thunderstorms | 0 to 10 mph SW | 75% |
| Friday | 88°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 to 10 mph SW | 60% |
| Friday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 10 mph W | 60% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 45% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 45% |
| Sunday | 88°F | Mostly Sunny | 0 to 5 mph W | 12% |
| Sunday Night | 69°F | Mostly Clear | 0 to 5 mph SW | 12% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph W | 17% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph W | 17% |
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 Aug 4, 2026.