Johannisburg Weather Forecast

    • 56
    • 78

    Mostly Sunny

    • 58
    • 77

    Mostly Sunny

    • 63
    • 82

    Chance Rain Showers

    • 71
    • 88

    Rain Showers

    • 61
    • 82

    Rain Showers Likely

    • 61
    • 82

    Mostly Sunny

    • 67
    • 86

    Chance Rain Showers

Today 14 Jun Washington

Mostly sunny. Near steady temperature in the mid 70s. Northwest Winds 10 to 15 Mph.

Tonight 14 Jun Washington

Mostly clear. Cooler with Lows in the mid 50s. Northwest Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johannisburg Temperature Statistics

June Temperature

Belleville, Scott AFB/MidAmerica Airport (15.5 miles)

  • Lowest 3 June, 2026

    55.2 °F

  • Average June

    78 °F

  • Highest 9 June, 2026

    92.8 °F

Climate (2021–Present)

Belleville, Scott AFB/MidAmerica Airport (15.5 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.1 °F
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