Waterloo Weather Forecast

    • 55
    • 86

    Slight Chance Thunderstorms

    • 63
    • 82

    Rain Showers

    • 62
    • 79

    Rain Showers

    • 54
    • 79

    Rain Showers

    • 50
    • 70

    Chance Rain Showers

    • 51
    • 72

    Chance Rain Showers

Today 18 May Black Hawk

Sunny early this Morning, then becoming mostly sunny. Isolated Showers and Thunderstorms this afternoon. Highs in the upper 80s. South Winds 5 to 10 Mph, increasing to southwest 15 to 20 Mph. Chance of rain 20 percent.

Tonight 18 May Black Hawk

Mostly clear. Isolated Showers and Thunderstorms in the evening. Lows in the lower 50s. Northwest Winds 10 to 15 Mph, becoming north around 5 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Waterloo Temperature Statistics

May Temperature

Waterloo, Waterloo Municipal Airport (5 miles)

  • Lowest 3 May, 2024

    37.7 °F

  • Average May

    61.9 °F

  • Highest 12 May, 2024

    88.6 °F

Climate (2019–Present)

Waterloo, Waterloo Municipal Airport (5 miles)

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  • Average Low 2019–2024

    40 °F

  • Average 2019–2024

    50.3 °F

  • Average High 2019–2024

    60.6 °F
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