Seymour Weather Forecast

    • 13
    • 30

    Increasing Clouds

    • 27
    • 41

    Snow

    • 26
    • 40

    Chance Snow

    • 23
    • 39

    Mostly Sunny

    • 28
    • 45

    Partly Sunny

    • 13
    • 40

    Mostly Cloudy

Today 24 Feb Northern New Haven

Patchy blowing snow early. Partly cloudy. Highs in the upper 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 24 Feb Northern New Haven

Partly cloudy in the Evening, then mostly cloudy with snow likely after midnight. Snow accumulation around an inch. Lows around 13. West Winds around 5 Mph, becoming south after midnight. Chance of snow 60 percent.

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Seymour Temperature Statistics

February Temperature

Oxford, Waterbury-Oxford Airport (6.2 miles)

  • Lowest 8 February, 2026

    -2.9 °F
  • Average February

    25 °F
  • Highest 17 February, 2026

    44.1 °F

Climate (2021–Present)

Oxford, Waterbury-Oxford Airport (6.2 miles)

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  • Average Low 2021–2026

    42.6 °F
  • Average 2021–2026

    51 °F
  • Average High 2021–2026

    59.4 °F
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