Harrisburg Weather Forecast

    • 48
    • 69

    Increasing Clouds

    • 54
    • 74

    Breezy

    • 52
    • 77

    Slight Chance Thunderstorms

    • 53
    • 77

    Slight Chance Rain Showers

    • 55
    • 80

    Partly Sunny

    • 53
    • 81

    Partly Sunny

Today 21 Sep Banner

Patchy fog in the morning. Mostly sunny. Highs in the upper 60s. Northwest Winds 5 to 10 Mph, becoming north with Gusts up to 20 Mph in the afternoon.

Tonight 21 Sep Banner

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the upper 40s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Harrisburg Temperature Statistics

September Temperature

Scottsbluff, Heilig Field (22.4 miles)

  • Lowest 10 September, 2026

    44.7 °F

  • Average September

    71.6 °F

  • Highest 5 September, 2026

    98.7 °F

Climate (2021–2026)

Scottsbluff, Heilig Field (22.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    67.2 °F
Get WillyWeather+ to remove ads