Harrisburg has milder winters than most of Pennsylvania
Harrisburg has chilly winters and warm summers. A typical July afternoon reaches 86°, a January night drops to 23°, and about 24 inches of snow falls in a normal winter. A typical November afternoon reaches 53°, and nights fall to 35°.
Getting the latest forecast from the National Weather Service…
What stands out about Harrisburg’s weather
Read from 30 years of NOAA records. Each one opens the full story on the Climate page.
Where today sits in Harrisburg’s year
Typical highs and lows month by month, from 30 years of NOAA records.
Weather talk
Road reports, first frosts and storm memories from neighbors in Harrisburg.
Your answer becomes a post in Town Square.
Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Harrisburg itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at Harrisburg 1 Ne, PA (1 mi). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.