Gilman Lake Weather Forecast

    • 35
    • 52

    Becoming Sunny

    • 41
    • 63

    Partly Sunny

    • 43
    • 66

    Mostly Cloudy

    • 44
    • 61

    Chance Rain Showers

    • 47
    • 69

    Partly Sunny

    • 53
    • 80

    Slight Chance Thunderstorms

    • 56
    • 87

    Mostly Sunny

Today 19 May Brown

Mostly cloudy. Chance of Sprinkles through the day. Highs in the mid 50s. Northwest Winds 15 to 20 Mph.

Tonight 19 May Brown

Mostly clear. Chance of Sprinkles early in the evening. Patchy frost early in the morning. Lows in the mid 30s. Northwest Winds up to 10 Mph.

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  • Temperature Real-Time

Gilman Lake Temperature Statistics

May Temperature

New Ulm Municipal Airport (12.4 miles)

  • Lowest 5 May, 2026

    30.2 °F

  • Average May

    57 °F

  • Highest 15 May, 2026

    89.6 °F

Climate (2021–Present)

New Ulm Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    57.1 °F
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