Williams Lake Weather Forecast

    • 54
    • 72

    Chance Rain Showers

    • 53
    • 75

    Rain Showers

    • 52
    • 60

    Rain Showers

    • 50
    • 68

    Slight Chance Rain Showers

    • 50
    • 67

    Chance Rain Showers

    • 49
    • 65

    Slight Chance Rain Showers

Today 16 Sep Isanti

Mostly sunny. Patchy fog early in the morning. Highs in the lower 70s. Southeast Winds up to 5 Mph.

Tonight 16 Sep Isanti

Warmer. Mostly cloudy. Chance of rain Showers in the Evening, then slight chance of rain Showers after midnight. Lows in the mid 50s. Southeast Winds up to 5 Mph in the evening becoming light. Chance of Showers 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Williams Lake Temperature Statistics

September Temperature

Cambridge Municipal Airport (5 miles)

  • Lowest 14 September, 2026

    40.3 °F

  • Average September

    67.9 °F

  • Highest 3 September, 2026

    87.1 °F

Climate (2021–2026)

Cambridge Municipal Airport (5 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    55.7 °F
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