Waterloo Weather Forecast

    • 45
    • 62

    Rain Showers

    • 41
    • 57

    Mostly Cloudy

    • 43
    • 60

    Partly Sunny

    • 50
    • 67

    Chance Rain Showers

    • 53
    • 71

    Chance Rain Showers

    • 48
    • 71

    Rain Showers Likely

Today 5 May Johnson

Showers and scattered Thunderstorms. Cooler with Highs in the mid 60s. Temperature steady or slowly falling this afternoon. Southwest Winds 5 to 10 Mph, becoming northwest late this afternoon. Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 5 May Johnson

Cloudy. Showers through the late Overnight, then a chance of Showers toward daybreak. Cooler with Lows in the mid 40s. North Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 90 percent.

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Waterloo Temperature Statistics

May Temperature

Indianapolis International Airport (11.8 miles)

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Climate (2021–Present)

Indianapolis International Airport (11.8 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    65.1 °F
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