Cementon, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cementon, a community in Lehigh County, Pennsylvania.
Tonight
47°F
Partly Cloudy then Patchy Fog
Patchy fog between 3am and 4am. Partly cloudy, with a low around 47. West wind 0 to 5 mph.
7-day forecast for Cementon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Partly Cloudy then Patchy Fog | 0 to 5 mph W | 2% |
| Wednesday | 73°F | Patchy Fog then Mostly Sunny | 0 to 10 mph SW | 2% |
| Wednesday Night | 58°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 5 mph S | 15% |
| Thursday | 71°F | Light Rain | 5 to 10 mph S | 76% |
| Thursday Night | 59°F | Light Rain Likely | 0 to 5 mph SW | 62% |
| Friday | 69°F | Light Rain Likely | 0 to 5 mph NW | 62% |
| Friday Night | 49°F | Light Rain Likely | 0 to 5 mph NW | 56% |
| Saturday | 64°F | Slight Chance Light Rain | 5 to 10 mph NW | 20% |
| Saturday Night | 39°F | Slight Chance Light Rain then Partly Cloudy | 5 mph NW | 17% |
| Sunday | 60°F | Mostly Sunny | 5 mph W | 13% |
| Sunday Night | 37°F | Slight Chance Light Rain | 5 mph W | 19% |
| Monday | 59°F | Chance Light Rain | 5 to 15 mph NW | 25% |
| Monday Night | 36°F | Slight Chance Light Rain | 5 to 10 mph W | 22% |
| Tuesday | 61°F | Slight Chance Light Rain then Mostly Sunny | 5 to 15 mph W | 16% |
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 Nov 4, 2026.