Bethlehem Weather Forecast

    • 47
    • 63

    Chance Rain Showers

    • 58
    • 79

    Slight Chance Thunderstorms

    • 59
    • 87

    Partly Sunny

    • 58
    • 78

    Chance Thunderstorms

    • 55
    • 80

    Partly Sunny

    • 56
    • 76

    Chance Rain Showers

Today 27 Apr Northampton

Patchy frost in the morning. Mostly sunny in the Morning, then mostly cloudy with scattered rain Showers in the afternoon. Highs in the lower 60s. South Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 27 Apr Northampton

Mostly cloudy. A chance of Showers after midnight. Lows in the mid 40s. South Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bethlehem Temperature Statistics

April Temperature

Allentown, Lehigh Valley International Airport (4.3 miles)

  • Lowest 8 April, 2024

    30.8 °F

  • Average April

    52.4 °F

  • Highest 9 April, 2024

    77.6 °F

Climate (2019–Present)

Allentown, Lehigh Valley International Airport (4.3 miles)

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  • Average Low 2019–2024

    44.4 °F

  • Average 2019–2024

    53.9 °F

  • Average High 2019–2024

    63.5 °F
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