Bath Weather Forecast

    • 12
    • 37

    Increasing Clouds

    • 20
    • 30

    Mostly Cloudy

    • 21
    • 38

    Mostly Cloudy

    • 20
    • 38

    Mostly Cloudy

    • 11
    • 30

    Partly Sunny

    • 24
    • 32

    Chance Snow

    • 28
    • 39

    Chance Rain/Snow

Today 4 Dec Northampton

Mostly cloudy with a slight chance of snow Showers this Morning, then mostly sunny this afternoon. Highs in the upper 30s. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.

Tonight 4 Dec Northampton

Mostly clear this Evening, then becoming partly cloudy. Colder with Lows around 12. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming north around 5 Mph after midnight.

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Bath Temperature Statistics

December Temperature

Allentown, Lehigh Valley International Airport (5.6 miles)

  • Lowest 1 December, 2025

    25 °F
  • Average December

    32.6 °F
  • Highest 1 December, 2025

    41 °F

Climate (2020–Present)

Allentown, Lehigh Valley International Airport (5.6 miles)

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  • Average Low 2020–2025

    43.8 °F
  • Average 2020–2025

    53.8 °F
  • Average High 2020–2025

    63.5 °F
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