Frontenac Weather Forecast

    • -14
    • 2

    Chance Snow Showers

    • -11
    • 6

    Cold

    • 2
    • 13

    Partly Sunny

    • 20
    • 27

    Mostly Cloudy

    • 15
    • 32

    Chance Snow Showers

    • 11
    • 25

    Chance Snow Showers

Today 7 Feb Jefferson

Mostly cloudy with a chance of snow Showers this Morning, then partly sunny this afternoon. Windy, cold with Highs zero to 5 above. Northwest Winds 20 to 30 Mph, Diminishing to 10 to 15 Mph. Chance of snow 50 percent. Wind chill Values as low as 30 below.

Tonight 7 Feb Jefferson

Partly cloudy and cold with Lows 15 below to 20 below zero. Northwest Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph. Wind chill Values as low as 30 below.

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Frontenac Temperature Statistics

February Temperature

Watertown, Watertown International Airport (18 miles)

  • Lowest 2 February, 2026

    -21.4 °F

  • Average February

    8.1 °F

  • Highest 3 February, 2026

    26.1 °F

Climate (2021–Present)

Watertown, Watertown International Airport (18 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.5 °F
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