Waterloo Weather Forecast

    • 63
    • 85

    Increasing Clouds

    • 67
    • 87

    Mostly Cloudy

    • 66
    • 80

    Rain Showers

    • 61
    • 80

    Chance Thunderstorms

    • 64
    • 81

    Partly Sunny

    • 67
    • 84

    Chance Rain Showers

Today 31 Jul Juniata

Patchy fog in the morning. Sunny. Very warm with Highs in the mid 80s. Light and variable Winds, becoming northwest around 5 Mph in the afternoon.

Tonight 31 Jul Juniata

Mostly clear. Patchy fog. Lows in the upper 50s. Light and variable Winds.

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Waterloo Temperature Statistics

July Temperature

Altoona - Blair County Airport (32.3 miles)

  • Lowest 23 July, 2026

    47.6 °F

  • Average July

    73 °F

  • Highest 2 July, 2026

    93.7 °F

Climate (2021–2026)

Altoona - Blair County Airport (32.3 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.2 °F
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