Sweetwater Lake Weather Forecast

    • 32
    • 49

    Mostly Cloudy

    • 37
    • 56

    Chance Rain Showers

    • 37
    • 52

    Rain Showers Likely

    • 36
    • 54

    Chance Rain Showers

    • 39
    • 59

    Slight Chance Rain Showers

    • 43
    • 68

    Mostly Cloudy

    • 45
    • 66

    Slight Chance Thunderstorms

Today 17 May Barnes

Mostly cloudy. Highs 45 to 50. North Winds around 15 Mph.

Tonight 17 May Barnes

Mostly cloudy. Widespread frost after midnight. Lows 30 to 35. Northeast Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Lake Temperature Statistics

May Temperature

Valley City (9.3 miles)

  • Lowest 3 May, 2025

    32 °F

  • Average May

    64.5 °F

  • Highest 12 May, 2025

    93.2 °F

Climate (2020–Present)

Valley City (9.3 miles)

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  • Average Low 2020–2025

    32 °F

  • Average 2020–2025

    42.1 °F

  • Average High 2020–2025

    52 °F
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