Linglestown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Linglestown, a community in Dauphin County, Pennsylvania.
This Afternoon
85°F
Mostly Sunny
Mostly sunny, with a high near 85. East wind around 5 mph.
7-day forecast for Linglestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 85°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 68°F | Mostly Cloudy | 5 mph E | 13% |
| Wednesday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 6 mph E | 59% |
| Wednesday Night | 71°F | Showers And Thunderstorms Likely | 1 to 6 mph SE | 59% |
| Thursday | 88°F | Mostly Cloudy then Showers And Thunderstorms | 2 to 7 mph S | 76% |
| Thursday Night | 72°F | Showers And Thunderstorms | 0 to 5 mph SW | 76% |
| Friday | 88°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 74% |
| Friday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph SW | 74% |
| Saturday | 87°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 7 mph W | 49% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 2 to 6 mph W | 49% |
| Sunday | 88°F | Mostly Sunny | 2 to 7 mph W | 10% |
| Sunday Night | 70°F | Partly Cloudy | 1 to 6 mph W | 10% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph W | 20% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 7 mph W | 27% |
Forecast source: National Weather Service (api.weather.gov) for Linglestown (40.344, -76.795). Updated through the day.
Growing snapshot for Linglestown
Last spring frost
May 1
First fall frost
Oct 16
Growing season
168 days
Hardiness zone
7a
More local growing data for Linglestown: nearby ZIP 17112 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Dehart Dam, Pa (6.1 mi from Linglestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.