Middletown Weather Forecast

    • -3
    • 19

    Increasing Clouds

    • -2
    • 19

    Partly Sunny

    • -4
    • 17

    Partly Sunny

    • 10
    • 19

    Mostly Cloudy

    • 14
    • 23

    Slight Chance Snow

    • 13
    • 31

    Mostly Cloudy

Today 28 Jan Northampton

Sunny this Morning, then becoming partly sunny. Cold with Highs around 19. West Winds around 5 Mph.

Tonight 28 Jan Northampton

Partly cloudy in the Evening, then clearing. Cold with Lows around 2 below. West Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Middletown Temperature Statistics

January Temperature

Allentown, Lehigh Valley International Airport (5.6 miles)

  • Lowest 21 January, 2026

    -8.4 °F

  • Average January

    28.4 °F

  • Highest 8 January, 2026

    52.6 °F

Climate (2021–Present)

Allentown, Lehigh Valley International Airport (5.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.4 °F
Get WillyWeather+ to remove ads