Forecast

    Forecast for Mount Vernon, WA | Forecast Periods: 14
    Monday
    Mar 16
    2026

    Mount Vernon, WA

    Updated: 8:00 AM PDT

    54°F

    Chance Light Rain

    14 mph SE
    Precipitation: 29%

    A chance of rain. Cloudy, with a high near 54. Southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

    Hourly Forecast

    MON13:00
    50°F
    Chance Light Rain
    Dewpoint:9.4°Precip:29%Humidity:95%Wind:14 mph SE
    MON14:00
    52°F
    Slight Chance Light Rain
    Dewpoint:10.6°Precip:18%Humidity:97%Wind:14 mph SSE
    MON15:00
    53°F
    Slight Chance Light Rain
    Dewpoint:10.6°Precip:17%Humidity:92%Wind:14 mph SSE
    MON16:00
    53°F
    Slight Chance Light Rain
    Dewpoint:10°Precip:16%Humidity:91%Wind:13 mph SSE
    TUE17:00
    54°F
    Chance Light Rain
    Dewpoint:10°Precip:26%Humidity:87%Wind:14 mph SSE
    TUE18:00
    53°F
    Chance Light Rain
    Dewpoint:9.4°Precip:25%Humidity:86%Wind:13 mph SSE
    TUE19:00
    53°F
    Slight Chance Light Rain
    Dewpoint:9.4°Precip:22%Humidity:86%Wind:14 mph SSE
    TUE20:00
    52°F
    Chance Light Rain
    Dewpoint:8.9°Precip:39%Humidity:87%Wind:14 mph SSE
    TUE21:00
    52°F
    Chance Light Rain
    Dewpoint:8.9°Precip:47%Humidity:87%Wind:14 mph SSE
    TUE22:00
    52°F
    Light Rain Likely
    Dewpoint:9.4°Precip:67%Humidity:88%Wind:14 mph SSE
    TUE23:00
    52°F
    Light Rain
    Dewpoint:9.4°Precip:82%Humidity:88%Wind:14 mph SSE
    TUE00:00
    51°F
    Light Rain
    Dewpoint:8.9°Precip:94%Humidity:89%Wind:14 mph SSE
    TUE01:00
    51°F
    Light Rain
    Dewpoint:8.9°Precip:83%Humidity:90%Wind:15 mph SSE
    TUE02:00
    50°F
    Light Rain
    Dewpoint:8.9°Precip:76%Humidity:92%Wind:14 mph SSE
    TUE03:00
    50°F
    Light Rain Likely
    Dewpoint:8.9°Precip:70%Humidity:92%Wind:14 mph SSE
    TUE04:00
    50°F
    Chance Light Rain
    Dewpoint:8.9°Precip:52%Humidity:93%Wind:14 mph SSE
    TUE05:00
    50°F
    Light Rain
    Dewpoint:8.9°Precip:96%Humidity:93%Wind:14 mph SSE
    TUE06:00
    49°F
    Light Rain
    Dewpoint:8.3°Precip:96%Humidity:93%Wind:14 mph SE
    TUE07:00
    50°F
    Light Rain
    Dewpoint:8.9°Precip:96%Humidity:93%Wind:14 mph SE
    TUE08:00
    50°F
    Light Rain
    Dewpoint:8.9°Precip:96%Humidity:93%Wind:14 mph SE
    TUE09:00
    50°F
    Light Rain
    Dewpoint:8.9°Precip:96%Humidity:94%Wind:14 mph SE
    TUE10:00
    50°F
    Light Rain
    Dewpoint:9.4°Precip:96%Humidity:96%Wind:13 mph SE
    TUE11:00
    51°F
    Light Rain
    Dewpoint:10°Precip:90%Humidity:97%Wind:13 mph SE
    TUE12:00
    52°F
    Light Rain
    Dewpoint:10.6°Precip:90%Humidity:97%Wind:13 mph SE

    Extended Forecast

    Tonight

    Tue, Mar 17
    49°F
    Light Rain
    15 mph SSE
    Precipitation: 96%
    Rain. Cloudy, with a low around 49. South southeast wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.

    Tuesday

    Tue, Mar 17
    55°F
    Rain
    14 mph SE
    Precipitation: 98%
    Rain. Cloudy, with a high near 55. Southeast wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Tuesday Night

    Wed, Mar 18
    50°F
    Rain
    9 mph SE
    Precipitation: 98%
    Rain. Cloudy, with a low around 50. Southeast wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Wednesday

    Wed, Mar 18
    56°F
    Light Rain
    10 mph SE
    Precipitation: 97%
    Rain. Cloudy, with a high near 56. Southeast wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Wednesday Night

    Thu, Mar 19
    51°F
    Light Rain
    9 mph SE
    Precipitation: 97%
    Rain. Cloudy, with a low around 51. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Thursday

    Thu, Mar 19
    57°F
    Light Rain
    9 mph SSE
    Precipitation: 96%
    Rain. Cloudy, with a high near 57.

    Thursday Night

    Fri, Mar 20
    49°F
    Light Rain
    6 mph SSE
    Precipitation: 89%
    Rain. Cloudy, with a low around 49.

    Friday

    Fri, Mar 20
    54°F
    Light Rain
    7 mph SSW
    Precipitation: 76%
    Rain. Cloudy, with a high near 54.

    Friday Night

    Sat, Mar 21
    40°F
    Light Rain Likely
    6 mph WSW
    Precipitation: 59%
    Rain likely. Mostly cloudy, with a low around 40.

    Saturday

    Sat, Mar 21
    51°F
    Chance Light Rain
    7 mph WSW
    Precipitation: 47%
    A chance of rain. Partly sunny, with a high near 51.

    Saturday Night

    Sun, Mar 22
    36°F
    Chance Light Rain
    2 mph SW
    Precipitation: 27%
    A chance of rain. Mostly cloudy, with a low around 36.

    Sunday

    Sun, Mar 22
    51°F
    Chance Light Rain
    3 mph S
    Precipitation: 31%
    A chance of rain. Partly sunny, with a high near 51.

    Sunday Night

    Mon, Mar 23
    37°F
    Chance Light Rain
    3 mph N
    Precipitation: 47%
    A chance of rain. Mostly cloudy, with a low around 37.

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