Ha-Rail Airport Weather Forecast

    • 50
    • 75

    Mostly Sunny

    • 56
    • 77

    Mostly Sunny

    • 63
    • 81

    Chance Rain Showers

    • 61
    • 83

    Chance Thunderstorms

    • 58
    • 80

    Mostly Sunny

    • 58
    • 79

    Partly Sunny

Today 23 Aug Jefferson

Partly sunny. Highs in the mid 70s. Northwest Winds 5 to 10 Mph.

Tonight 23 Aug Jefferson

Mostly clear. Areas of fog after midnight. Lows in the upper 40s. Northwest Winds up to 5 Mph through around midnight becoming calm.

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Ha-Rail Airport Temperature Statistics

August Temperature

Watertown (12.4 miles)

  • Lowest 20 August, 2026

    52.2 °F

  • Average August

    70.5 °F

  • Highest 7 August, 2026

    83.8 °F

Climate (2021–2026)

Watertown (12.4 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.9 °F

  • Average High 2021–2026

    53.9 °F
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