Cementon, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cementon, a community in Lehigh County, Pennsylvania.
This Afternoon
81°F
Mostly Sunny
Mostly sunny, with a high near 81. North wind around 10 mph.
7-day forecast for Cementon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Mostly Sunny | 10 mph N | 0% |
| Tonight | 53°F | Mostly Clear | 5 to 10 mph N | 0% |
| Saturday | 72°F | Mostly Sunny | 5 to 10 mph E | 1% |
| Saturday Night | 58°F | Rain Showers Likely | 5 mph SE | 59% |
| Sunday | 70°F | Rain Showers | 5 to 10 mph SE | 95% |
| Sunday Night | 58°F | Patchy Fog | 0 to 5 mph NW | 95% |
| Monday | 67°F | Chance Rain Showers | 5 to 10 mph NE | 33% |
| Monday Night | 52°F | Chance Rain Showers | 5 to 10 mph NE | 33% |
| Tuesday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 37% |
| Tuesday Night | 49°F | Chance Rain Showers | 10 to 15 mph NE | 35% |
| Wednesday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Wednesday Night | 49°F | Chance Showers And Thunderstorms | 10 mph NE | 39% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 10 mph NE | 36% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 33% |
Forecast source: National Weather Service (api.weather.gov) for Cementon (40.687, -75.518). Updated through the day.
Growing snapshot for Cementon
Last spring frost
Apr 20
First fall frost
Oct 24
Growing season
184 days
Hardiness zone
7a
More local growing data for Cementon: nearby ZIP 18037 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Allentown Intl Ap, Pa (5.6 mi from Cementon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.