Mifflinburg Weather Forecast

    • 62
    • 74

    Chance Rain Showers

    • 62
    • 81

    Chance Thunderstorms

    • 66
    • 86

    Partly Sunny

    • 71
    • 91

    Partly Sunny

    • 74
    • 96

    Mostly Sunny

    • 74
    • 100

    Hot

    • 71
    • 97

    Slight Chance Thunderstorms

Today 27 Jun Union

Cloudy with a 50 percent chance of Showers. Highs in the mid 70s. East Winds around 5 Mph.

Tonight 27 Jun Union

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers this Evening, then a chance of Showers after midnight. Patchy fog after midnight. Lows in the lower 60s. East Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mifflinburg Temperature Statistics

June Temperature

Selinsgrove Penn Valley Airport (11.2 miles)

  • Lowest 3 June, 2026

    44.1 °F

  • Average June

    68.7 °F

  • Highest 11 June, 2026

    91 °F

Climate (2021–2026)

Selinsgrove Penn Valley Airport (11.2 miles)

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

  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.1 °F
Get WillyWeather+ to remove ads