Catasauqua, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Catasauqua, a borough in Lehigh County, Pennsylvania.
Overnight
46°F
Patchy Fog
Patchy fog before 5am. Partly cloudy, with a low around 46. North wind around 0 mph.
7-day forecast for Catasauqua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Patchy Fog | 0 mph | 2% |
| Wednesday | 73°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 2% |
| Wednesday Night | 58°F | Mostly Cloudy | 5 mph S | 13% |
| Thursday | 72°F | Light Rain Likely | 5 to 10 mph S | 74% |
| Thursday Night | 59°F | Light Rain Likely | 0 to 5 mph SW | 63% |
| Friday | 69°F | Light Rain Likely | 0 to 5 mph NW | 63% |
| Friday Night | 48°F | Light Rain Likely | 0 to 5 mph NW | 58% |
| Saturday | 64°F | Slight Chance Light Rain | 5 mph NW | 19% |
| Saturday Night | 38°F | Slight Chance Light Rain then Partly Cloudy | 5 mph NW | 17% |
| Sunday | 60°F | Mostly Sunny | 5 mph W | 13% |
| Sunday Night | 35°F | Slight Chance Light Rain | 5 mph W | 19% |
| Monday | 60°F | Chance Light Rain | 5 to 15 mph NW | 25% |
| Monday Night | 34°F | Slight Chance Light Rain | 5 to 10 mph W | 21% |
| Tuesday | 62°F | Slight Chance Light Rain then Mostly Sunny | 5 to 15 mph W | 16% |
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 Nov 4, 2026.