Heilman Airport Weather Forecast

    • 47
    • 71

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

    • 50
    • 73

    Sunny

    • 54
    • 77

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

    • 65
    • 84

    Chance Thunderstorms

Today 30 May Hardin

Sunny. Highs in the lower 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 May Hardin

Clear. Lows in the upper 40s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming east around 5 Mph late.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Heilman Airport Temperature Statistics

May Temperature

Marion, Marion Municipal Airport (19.9 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    58.6 °F

  • Highest 18 May, 2026

    86 °F

Climate (2021–Present)

Marion, Marion Municipal Airport (19.9 miles)

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

  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    62.1 °F
Get WillyWeather+ to remove ads