Forecast

    Allentown, PA
    Forecast for Allentown, PA | Forecast Periods: 14
    Sunday
    Jun 29
    2025

    Allentown, PA

    Updated: 4:13 PM EDT

    69°F

    Isolated Rain Showers

    5 mph W
    Precipitation: 24%

    Isolated rain showers before 2am. Mostly cloudy, with a low around 69. West wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

    24-Hour Temperature & Dewpoint Trend

    5 AM7 AM9 AM11 AM1 PM3 PM5 PM7 PM9 PM11 PM1 AM3 AM0255075100Temperature (°F)0255075100Percent (%)
    • Temperature
    • Dewpoint
    • Humidity
    • Precipitation

    Hourly Forecast

    SUN00:00
    73°F
    Isolated Rain Showers
    Dewpoint:23°Humidity:100%Precip:24%
    SUN01:00
    73°F
    Isolated Rain Showers
    Dewpoint:23°Humidity:100%Precip:17%
    SUN02:00
    72°F
    Mostly Cloudy
    Dewpoint:22°Humidity:100%Precip:10%
    SUN03:00
    72°F
    Mostly Cloudy
    Dewpoint:22°Humidity:100%Precip:6%
    SUN04:00
    71°F
    Mostly Cloudy
    Dewpoint:22°Humidity:100%Precip:5%
    SUN05:00
    70°F
    Mostly Cloudy
    Dewpoint:21°Humidity:100%Precip:3%
    SUN06:00
    70°F
    Mostly Cloudy
    Dewpoint:21°Humidity:100%Precip:2%
    SUN07:00
    71°F
    Mostly Cloudy
    Dewpoint:22°Humidity:100%Precip:1%
    SUN08:00
    73°F
    Partly Sunny
    Dewpoint:22°Humidity:93%Precip:2%
    SUN09:00
    77°F
    Partly Sunny
    Dewpoint:22°Humidity:82%Precip:1%
    SUN10:00
    78°F
    Mostly Sunny
    Dewpoint:21°Humidity:76%Precip:1%
    SUN11:00
    80°F
    Partly Sunny
    Dewpoint:21°Humidity:72%Precip:1%
    SUN12:00
    82°F
    Partly Sunny
    Dewpoint:21°Humidity:65%Precip:1%
    SUN13:00
    84°F
    Partly Sunny
    Dewpoint:20°Humidity:59%Precip:1%
    SUN14:00
    86°F
    Mostly Sunny
    Dewpoint:19°Humidity:53%Precip:2%
    SUN15:00
    86°F
    Mostly Sunny
    Dewpoint:19°Humidity:53%Precip:1%
    SUN16:00
    87°F
    Mostly Sunny
    Dewpoint:19°Humidity:52%Precip:1%
    SUN17:00
    87°F
    Mostly Sunny
    Dewpoint:19°Humidity:52%Precip:1%
    SUN18:00
    86°F
    Partly Cloudy
    Dewpoint:19°Humidity:51%Precip:0%
    SUN19:00
    84°F
    Partly Cloudy
    Dewpoint:19°Humidity:57%Precip:0%
    MON20:00
    82°F
    Mostly Clear
    Dewpoint:21°Humidity:65%Precip:4%
    MON21:00
    78°F
    Mostly Clear
    Dewpoint:21°Humidity:74%Precip:4%
    MON22:00
    76°F
    Mostly Clear
    Dewpoint:21°Humidity:79%Precip:4%
    MON23:00
    73°F
    Mostly Clear
    Dewpoint:20°Humidity:84%Precip:4%

    7-Day Forecast

    Sunday

    Sun, Jun 29
    88°F
    Partly Sunny
    5 mph NW
    Precipitation: 2%
    Partly sunny, with a high near 88. Northwest wind 5 to 10 mph.

    Sunday Night

    Sun, Jun 29
    67°F
    Mostly Clear
    0 mph W
    Precipitation: 4%
    Mostly clear, with a low around 67. West wind 0 to 10 mph.

    Monday

    Mon, Jun 30
    90°F
    Partly Sunny then Chance Showers And Thunderstorms
    0 mph S
    Precipitation: 35%
    A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. South wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Monday Night

    Mon, Jun 30
    73°F
    Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
    5 mph S
    Precipitation: 53%
    A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 73. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Tuesday

    Tue, Jul 1
    87°F
    Showers And Thunderstorms Likely
    5 mph SW
    Precipitation: 79%
    Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

    Tuesday Night

    Tue, Jul 1
    67°F
    Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
    0 mph W
    Precipitation: 79%
    Showers and thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 80%.

    Wednesday

    Wed, Jul 2
    87°F
    Sunny
    0 mph W
    Precipitation: 5%
    Sunny, with a high near 87.

    Wednesday Night

    Wed, Jul 2
    66°F
    Mostly Clear
    0 mph W
    Precipitation: 4%
    Mostly clear, with a low around 66.

    Thursday

    Thu, Jul 3
    87°F
    Mostly Sunny then Slight Chance Showers And Thunderstorms
    0 mph W
    Precipitation: 21%
    A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.

    Thursday Night

    Thu, Jul 3
    63°F
    Slight Chance Showers And Thunderstorms then Mostly Clear
    0 mph NW
    Precipitation: 21%
    A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 63.

    Independence Day

    Fri, Jul 4
    83°F
    Sunny then Slight Chance Showers And Thunderstorms
    0 mph NW
    Precipitation: 10%
    A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 83.

    Friday Night

    Fri, Jul 4
    63°F
    Slight Chance Showers And Thunderstorms then Partly Cloudy
    0 mph NW
    Precipitation: 10%
    A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.

    Saturday

    Sat, Jul 5
    87°F
    Chance Rain Showers
    0 mph SW
    Precipitation: 14%
    A chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87.

    Display Settings

    Weather Insights

    Temperature

    The current temperature in Allentown is 69°F.

    Wind

    The wind in Allentown is currently blowing from the W at 5 mph.

    Humidity

    Humidity data is not available for this period.

    Precipitation

    There is a 24% chance of precipitation.

    Dew Point

    Dewpoint data is not available for this period.