Forecast

    Forecast for Williamsport, PA | Forecast Periods: 14
    Monday
    Mar 16
    2026

    Williamsport, PA

    Updated: 10:11 PM EDT

    23°F

    Rain And Snow

    15 mph W
    Precipitation: 79%

    Rain and snow before 2am. Mostly cloudy, with a low around 23. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Hourly Forecast

    TUE23:00
    36°F
    Rain And Snow
    Dewpoint:0.6°Precip:79%Humidity:89%Wind:14 mph W
    TUE00:00
    34°F
    Chance Snow
    Dewpoint:-1.7°Precip:54%Humidity:82%Wind:14 mph W
    TUE01:00
    32°F
    Chance Light Snow
    Dewpoint:-3.9°Precip:29%Humidity:75%Wind:14 mph W
    TUE02:00
    30°F
    Partly Cloudy
    Dewpoint:-6.1°Precip:4%Humidity:69%Wind:14 mph W
    TUE03:00
    29°F
    Partly Cloudy
    Dewpoint:-7.2°Precip:3%Humidity:66%Wind:15 mph W
    TUE04:00
    27°F
    Partly Cloudy
    Dewpoint:-8.3°Precip:2%Humidity:65%Wind:15 mph W
    TUE05:00
    25°F
    Partly Cloudy
    Dewpoint:-9.4°Precip:1%Humidity:65%Wind:15 mph W
    TUE06:00
    24°F
    Mostly Sunny
    Dewpoint:-10°Precip:1%Humidity:65%Wind:15 mph W
    TUE07:00
    24°F
    Mostly Sunny
    Dewpoint:-10.6°Precip:2%Humidity:62%Wind:15 mph W
    TUE08:00
    23°F
    Mostly Sunny
    Dewpoint:-10.6°Precip:2%Humidity:65%Wind:15 mph W
    TUE09:00
    24°F
    Mostly Sunny
    Dewpoint:-10.6°Precip:2%Humidity:62%Wind:15 mph W
    TUE10:00
    26°F
    Partly Sunny
    Dewpoint:-10.6°Precip:2%Humidity:57%Wind:15 mph W
    TUE11:00
    27°F
    Partly Sunny
    Dewpoint:-10.6°Precip:3%Humidity:55%Wind:15 mph W
    TUE12:00
    29°F
    Mostly Cloudy
    Dewpoint:-10.6°Precip:3%Humidity:51%Wind:15 mph W
    TUE13:00
    30°F
    Mostly Cloudy
    Dewpoint:-10°Precip:4%Humidity:51%Wind:15 mph W
    TUE14:00
    31°F
    Mostly Cloudy
    Dewpoint:-11.1°Precip:4%Humidity:45%Wind:15 mph W
    TUE15:00
    32°F
    Mostly Cloudy
    Dewpoint:-10.6°Precip:4%Humidity:45%Wind:15 mph W
    TUE16:00
    32°F
    Partly Sunny
    Dewpoint:-11.1°Precip:4%Humidity:43%Wind:15 mph W
    TUE17:00
    33°F
    Mostly Cloudy
    Dewpoint:-11.7°Precip:5%Humidity:39%Wind:14 mph W
    TUE18:00
    31°F
    Mostly Cloudy
    Dewpoint:-11.7°Precip:5%Humidity:43%Wind:14 mph W
    TUE19:00
    31°F
    Mostly Cloudy
    Dewpoint:-11.7°Precip:5%Humidity:43%Wind:10 mph W
    WED20:00
    29°F
    Partly Cloudy
    Dewpoint:-11.7°Precip:5%Humidity:46%Wind:10 mph W
    WED21:00
    26°F
    Partly Cloudy
    Dewpoint:-11.7°Precip:5%Humidity:52%Wind:8 mph W
    WED22:00
    25°F
    Partly Cloudy
    Dewpoint:-11.7°Precip:5%Humidity:55%Wind:7 mph W

    Extended Forecast

    Tuesday

    Tue, Mar 17
    33°F
    Partly Sunny
    15 mph W
    Precipitation: 5%
    Partly sunny, with a high near 33. West wind around 15 mph, with gusts as high as 30 mph.

    Tuesday Night

    Tue, Mar 17
    18°F
    Partly Cloudy
    2 mph W
    Precipitation: 5%
    Partly cloudy, with a low around 18. West wind 2 to 14 mph, with gusts as high as 22 mph.

    Wednesday

    Wed, Mar 18
    37°F
    Partly Sunny
    2 mph SW
    Precipitation: 0%
    Partly sunny, with a high near 37. Southwest wind 2 to 7 mph.

    Wednesday Night

    Wed, Mar 18
    25°F
    Mostly Cloudy
    6 mph S
    Precipitation: 9%
    Mostly cloudy, with a low around 25. South wind around 6 mph.

    Thursday

    Thu, Mar 19
    44°F
    Mostly Cloudy
    3 mph S
    Precipitation: 10%
    Mostly cloudy, with a high near 44.

    Thursday Night

    Thu, Mar 19
    31°F
    Slight Chance Light Rain
    5 mph SW
    Precipitation: 24%
    A slight chance of rain between 8pm and 2am. Mostly cloudy, with a low around 31.

    Friday

    Fri, Mar 20
    51°F
    Chance Light Rain
    2 mph W
    Precipitation: 30%
    A chance of rain after 8am. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.

    Friday Night

    Fri, Mar 20
    34°F
    Chance Light Rain
    6 mph NW
    Precipitation: 49%
    A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Saturday

    Sat, Mar 21
    50°F
    Chance Light Rain
    6 mph W
    Precipitation: 42%
    A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.

    Saturday Night

    Sat, Mar 21
    33°F
    Chance Light Rain then Slight Chance Rain And Snow
    10 mph W
    Precipitation: 31%
    A chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Sunday

    Sun, Mar 22
    50°F
    Slight Chance Rain And Snow
    10 mph NW
    Precipitation: 23%
    A slight chance of rain and snow. Partly sunny, with a high near 50.

    Sunday Night

    Sun, Mar 22
    30°F
    Slight Chance Light Rain
    9 mph NW
    Precipitation: 23%
    A slight chance of rain before 2am. Mostly cloudy, with a low around 30.

    Monday

    Mon, Mar 23
    45°F
    Partly Sunny
    13 mph NW
    Precipitation: 13%
    Partly sunny, with a high near 45.

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