10-Day Weather Forecast - Allentown, PA

As of

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  • 52|35°F
    Mostly Sunny

    Today

    52°F

    Cloudy in the morning, then becoming mostly sunny. Much cooler with highs in the lower 50s. North winds 15 to 20 mph with gusts up to 40 mph.

    Tonight

    35°F

    Clear. Widespread frost after midnight. Cooler with lows in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight.

    Hourly details
  • 57|39°F
    Sunny

    Day

    57°F

    Widespread frost in the morning. Sunny. Highs in the upper 50s. Northeast winds around 5 mph.

    Night

    39°F

    Mostly clear. Lows in the mid 30s. Northeast winds around 5 mph.

    Hourly details
  • 64|45°F
    Mostly Sunny

    Day

    64°F

    Mostly sunny. Highs in the upper 50s.

    Night

    45°F

    Mostly cloudy. Lows in the lower 40s.

    Hourly details
  • 67|47°F
    Mostly Sunny

    Day

    67°F

    Mostly sunny. Highs in the mid 60s.

    Night

    47°F

    Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 40s.

    Hourly details
  • 67|47°F
    Sunny

    Day

    67°F

    Sunny. Highs in the mid 60s.

    Night

    47°F

    Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.

    Hourly details
  • 62|41°F
    Mostly Sunny

    Day

    62°F

    Mostly sunny. Highs in the lower 60s.

    Night

    41°F

    Partly cloudy. Lows in the mid 40s.

    Hourly details
  • 65|46°F
    Sunny

    Day

    65°F

    Sunny. Highs in the mid 60s.

    Night

    46°F

    Clear. Low temperature around 46F. Dew point will be around 37F with an average humidity of 67%. Winds will be 8 mph from the N.

  • 61|41°F
    Mostly Cloudy

    Day

    61°F

    Mostly cloudy. High temperature around 61F. Dew point will be around 42F with an average humidity of 59%. Winds will be 8 mph from the NNE.

    Night

    41°F

    Partly cloudy. Low temperature around 41F. Dew point will be around 33F with an average humidity of 60%. Winds will be 9 mph from the NE.

  • 57|40°F
    Sunny

    Day

    57°F

    Sunny. High temperature around 57F. Dew point will be around 40F with an average humidity of 61%. Winds will be 9 mph from the NE.

    Night

    40°F

    Mostly clear. Low temperature around 40F. Dew point will be around 38F with an average humidity of 81%. Winds will be 7 mph from the NNE.