Diamond Lake Weather Forecast

    • 66
    • 91

    Mostly Sunny

    • 70
    • 100

    Hot

    • 71
    • 103

    Hot

    • 69
    • 101

    Chance Thunderstorms

    • 66
    • 94

    Chance Thunderstorms

    • 65
    • 92

    Chance Thunderstorms

Today 24 Jul Brown

Partly sunny in the morning then clearing. Highs around 90. South Winds around 10 Mph in the Morning, becoming light and variable.

Tonight 24 Jul Brown

Mostly clear. Lows in the mid 60s. South Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

July Temperature

Ainsworth Regional Airport (24.2 miles)

  • Lowest 5 July, 2026

    59 °F

  • Average July

    77.7 °F

  • Highest 19 July, 2026

    100 °F

Climate (2021–2026)

Ainsworth Regional Airport (24.2 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    62.5 °F
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