Cetronia, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cetronia, a community in Lehigh County, Pennsylvania.
Today
74°F
Patchy Fog then Mostly Sunny
Patchy fog between 7am and 8am. Mostly sunny, with a high near 74. South wind 0 to 10 mph.
7-day forecast for Cetronia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 2% |
| Tonight | 57°F | Mostly Cloudy | 0 to 5 mph S | 10% |
| Thursday | 72°F | Light Rain Likely | 5 to 10 mph S | 70% |
| Thursday Night | 59°F | Light Rain | 0 to 5 mph SW | 80% |
| Friday | 70°F | Chance Light Rain | 0 mph | 54% |
| Friday Night | 48°F | Chance Light Rain then Partly Cloudy | 0 mph | 39% |
| Saturday | 63°F | Mostly Sunny then Slight Chance Light Rain | 5 to 10 mph W | 18% |
| Saturday Night | 40°F | Slight Chance Light Rain | 5 to 10 mph W | 18% |
| Sunday | 59°F | Mostly Sunny | 5 to 10 mph NW | 4% |
| Sunday Night | 36°F | Partly Cloudy | 5 mph W | 4% |
| Monday | 58°F | Sunny | 5 to 15 mph W | 6% |
| Monday Night | 35°F | Mostly Clear | 5 to 10 mph W | 4% |
| Tuesday | 63°F | Sunny | 5 to 10 mph W | 3% |
| Tuesday Night | 36°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Cetronia (40.586, -75.544). Updated through the day.
Growing snapshot for Cetronia
Last spring frost
Apr 20
First fall frost
Oct 24
Growing season
184 days
Hardiness zone
7a
More local growing data for Cetronia: nearby ZIP 18104 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Alburtis
Allentown
Ancient Oaks
Bethlehem
Breinigsville
Catasauqua
Cementon
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 (5.8 mi from Cetronia). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.