Current conditions at
Harrisburg, Harrisburg International Airport (KMDT)
Lat: 40.19°NLon: 76.76°WElev: 312ft.
A Few Clouds
49°F
9°C
| Humidity | 74% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1017.7 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 10 Mar 9:56 am EDT |
Extended Forecast for
Hummelstown PA
Today
High: 75 °F
Sunny
Tonight
Low: 54 °F
Partly Cloudy
Wednesday
High: 75 °F
Showers
LikelyWednesday Night
Low: 46 °F
Showers
Thursday
High: 49 °F
Breezy.
Showers then
Chance
ShowersThursday Night
Low: 29 °F
Mostly Clear
Friday
High: 50 °F
Partly Sunny
then Mostly
Cloudy and
BreezyFriday Night
Low: 35 °F
Mostly Cloudy
Saturday
High: 50 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 75. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tonight
Partly cloudy, with a low around 54. Light southeast wind.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 75. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 46. South wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 8am. High near 49. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 29.
Friday
Mostly cloudy, with a high near 50. Breezy.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Cloudy, with a high near 60.
Sunday Night
Showers. Low around 43. Chance of precipitation is 80%.
Monday
Showers. High near 52. Breezy. Chance of precipitation is 80%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Hummelstown PA
40.26°N 76.7°W (Elev. 427 ft)
40.26°N 76.7°W (Elev. 427 ft)
8:05 am EDT Mar 10, 2026
10am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
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