National Weather Service forecast

Allentown, Pennsylvania Weather

48°Tonight: Mostly Clear
Wind 0 mph
7-DayHourlyRadar

Allentown 7-Day Forecast

  1. Tonight
    48°F
    Mostly Clear
    2% chance of precipitation

    Mostly clear, with a low around 48. Southwest wind around 0 mph.

  2. Wednesday
    74°F
    Patchy Fog then Sunny
    3% chance of precipitation

    Patchy fog before 7am. Sunny. High near 74, with temperatures falling to around 66 in the afternoon. Southwest wind 0 to 10 mph.

  3. Wednesday Night
    59°F
    Mostly Cloudy
    12% chance of precipitation

    Mostly cloudy, with a low around 59. South wind around 5 mph.

  4. Thursday
    72°F
    Light Rain Likely
    72% chance of precipitation

    Rain likely after 7am. Mostly cloudy, with a high near 72. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

  5. Thursday Night
    60°F
    Light Rain Likely
    64% chance of precipitation

    Rain likely. Mostly cloudy, with a low around 60. Southwest wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

  6. Friday
    70°F
    Light Rain Likely
    64% chance of precipitation

    Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

  7. Friday Night
    50°F
    Light Rain Likely
    60% chance of precipitation

    Rain likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

  8. Saturday
    65°F
    Slight Chance Light Rain
    21% chance of precipitation

    A slight chance of rain. Mostly sunny, with a high near 65.

  9. Saturday Night
    41°F
    Slight Chance Light Rain then Partly Cloudy
    17% chance of precipitation

    A slight chance of rain before 7pm. Partly cloudy, with a low around 41.

  10. Sunday
    61°F
    Mostly Sunny
    12% chance of precipitation

    Mostly sunny, with a high near 61.

  11. Sunday Night
    37°F
    Slight Chance Light Rain
    19% chance of precipitation

    A slight chance of rain after 7pm. Partly cloudy, with a low around 37.

  12. Monday
    60°F
    Chance Light Rain
    25% chance of precipitation

    A chance of rain. Mostly sunny, with a high near 60. Chance of precipitation is 30%.

  13. Monday Night
    36°F
    Slight Chance Light Rain
    21% chance of precipitation

    A slight chance of rain. Partly cloudy, with a low around 36.

  14. Tuesday
    62°F
    Slight Chance Light Rain then Mostly Sunny
    17% chance of precipitation

    A slight chance of rain before 7am. Mostly sunny, with a high near 62.

Issued by the National Weather Service (PHI office), updated .

Allentown Hourly Forecast

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About Allentown

Population (2020 Census)
125,845
Coordinates
40.594, -75.478
Elevation
299 ft
NWS forecast office
PHI
Time zone
America/New York
Sunrise today
6:35 AM EST
Sunset today
4:55 PM EST
Daylight today
10 h 20 min

Allentown Weather Questions

What is the weather forecast for Allentown, Pennsylvania?

Tonight: Mostly clear, with a low around 48. Southwest wind around 0 mph. Wednesday: Patchy fog before 7am. Sunny. High near 74, with temperatures falling to around 66 in the afternoon. Southwest wind 0 to 10 mph.

Will it rain or snow in Allentown this week?

The best chance of precipitation is Thursday at 72%. Periods with a 30% chance or more: Thursday (72%), Thursday Night (64%), Friday (64%), Friday Night (60%).

How warm and how cold will it get in Allentown this week?

The warmest day is Wednesday, with a high near 74°F. The coldest night is Monday Night, with a low near 36°F.

What time are sunrise and sunset in Allentown today?

Sunrise is at 6:35 AM EST and sunset is at 4:55 PM EST, for 10 h 20 min of daylight.

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