Thornton Lake Weather Forecast

    • 57
    • 87

    Mostly Cloudy

    • 52
    • 84

    Mostly Cloudy

    • 53
    • 82

    Partly Sunny

    • 52
    • 86

    Partly Sunny

    • 57
    • 86

    Slight Chance Thunderstorms

    • 59
    • 85

    Chance Thunderstorms

    • 56
    • 83

    Chance Rain Showers

Today 29 May South Aitkin

Mostly sunny. Hot. Near steady temperature in the upper 80s. Southeast Winds around 5 Mph.

Tonight 29 May South Aitkin

Mostly cloudy. Lows in the mid 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thornton Lake Temperature Statistics

May Temperature

Aitkin Municipal Airport - Steve Kurtz Field (8.7 miles)

  • Lowest 1 May, 2026

    24.8 °F

  • Average May

    49.2 °F

  • Highest 15 May, 2026

    80.6 °F

Climate (2021–Present)

Aitkin Municipal Airport - Steve Kurtz Field (8.7 miles)

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  • Average Low 2021–2026

    30.9 °F

  • Average 2021–2026

    42.3 °F

  • Average High 2021–2026

    52.5 °F
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