The Sigurd Anderson Airport Weather Forecast

    • 49
    • 68

    Mostly Sunny

    • 54
    • 68

    Slight Chance Rain Showers

    • 56
    • 70

    Rain Showers

    • 55
    • 66

    Chance Rain Showers

    • 54
    • 66

    Slight Chance Rain Showers

    • 52
    • 66

    Chance Rain Showers

Today 15 Sep Day

Sunny. Highs in the upper 60s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 15 Sep Day

Mostly clear. Lows in the upper 40s. North Winds around 5 Mph, becoming east after midnight.

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The Sigurd Anderson Airport Temperature Statistics

September Temperature

Watertown, Watertown Municipal Airport (31.7 miles)

  • Lowest 13 September, 2026

    46.9 °F

  • Average September

    71.4 °F

  • Highest 3 September, 2026

    93.7 °F

Climate (2021–2026)

Watertown, Watertown Municipal Airport (31.7 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    45.6 °F

  • Average High 2021–2026

    56 °F
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