Diamond Lake Weather Forecast

    • 56
    • 83

    Rain Showers

    • 53
    • 86

    Slight Chance Thunderstorms

    • 52
    • 81

    Chance Thunderstorms

    • 55
    • 83

    Chance Thunderstorms

    • 55
    • 85

    Chance Thunderstorms

    • 55
    • 86

    Chance Thunderstorms

Today 30 May Brown

Breezy. Mostly cloudy in the Morning, then becoming partly sunny. Patchy fog in the morning. A chance of Showers. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Highs in the lower 80s. Southeast Winds 10 to 15 Mph, increasing to 15 to 25 Mph in the afternoon. Chance of precipitation 40 percent.

Tonight 30 May Brown

Showers and Thunderstorms. Lows in the mid 50s. Southeast Winds 10 to 20 Mph. Gusts up to 35 Mph in the evening. Chance of precipitation 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

May Temperature

Ainsworth Regional Airport (24.2 miles)

  • Lowest 1 May, 2026

    30.9 °F

  • Average May

    58.9 °F

  • Highest 25 May, 2026

    94.1 °F

Climate (2021–Present)

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

    62.6 °F
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