Forecast

    Forecast for Walnut Creek, CA | Forecast Periods: 14
    Monday
    Mar 16
    2026

    Walnut Creek, CA

    Updated: 1:25 PM PDT

    89°F

    Sunny

    6 mph N
    Precipitation: 0%

    Sunny. High near 89, with temperatures falling to around 87 in the afternoon. North wind around 6 mph.

    Hourly Forecast

    MON14:00
    84°F
    Sunny
    Dewpoint:10°Precip:0%Humidity:30%Wind:6 mph NNE
    MON15:00
    88°F
    Sunny
    Dewpoint:11.1°Precip:0%Humidity:29%Wind:6 mph NNE
    MON16:00
    87°F
    Sunny
    Dewpoint:10.6°Precip:0%Humidity:29%Wind:6 mph N
    TUE17:00
    87°F
    Sunny
    Dewpoint:11.1°Precip:0%Humidity:31%Wind:5 mph N
    TUE18:00
    86°F
    Mostly Clear
    Dewpoint:12.2°Precip:0%Humidity:33%Wind:3 mph NNW
    TUE19:00
    80°F
    Mostly Clear
    Dewpoint:12.2°Precip:0%Humidity:40%Wind:2 mph NW
    TUE20:00
    76°F
    Mostly Clear
    Dewpoint:12.2°Precip:0%Humidity:47%Wind:2 mph SSW
    TUE21:00
    72°F
    Clear
    Dewpoint:11.7°Precip:0%Humidity:51%Wind:2 mph SSW
    TUE22:00
    70°F
    Mostly Clear
    Dewpoint:11.7°Precip:0%Humidity:55%Wind:2 mph SSW
    TUE23:00
    68°F
    Mostly Clear
    Dewpoint:11.1°Precip:0%Humidity:57%Wind:2 mph SSW
    TUE00:00
    66°F
    Mostly Clear
    Dewpoint:10°Precip:0%Humidity:56%Wind:2 mph S
    TUE01:00
    65°F
    Clear
    Dewpoint:9.4°Precip:0%Humidity:57%Wind:2 mph SSW
    TUE02:00
    63°F
    Mostly Clear
    Dewpoint:9.4°Precip:0%Humidity:60%Wind:2 mph SSW
    TUE03:00
    61°F
    Clear
    Dewpoint:8.9°Precip:0%Humidity:62%Wind:1 mph S
    TUE04:00
    60°F
    Mostly Clear
    Dewpoint:8.9°Precip:0%Humidity:64%Wind:1 mph S
    TUE05:00
    59°F
    Clear
    Dewpoint:8.9°Precip:0%Humidity:68%Wind:1 mph SSE
    TUE06:00
    58°F
    Sunny
    Dewpoint:8.3°Precip:0%Humidity:67%Wind:1 mph SE
    TUE07:00
    59°F
    Sunny
    Dewpoint:8.9°Precip:0%Humidity:68%Wind:1 mph E
    TUE08:00
    60°F
    Sunny
    Dewpoint:9.4°Precip:0%Humidity:68%Wind:2 mph N
    TUE09:00
    64°F
    Sunny
    Dewpoint:10.6°Precip:0%Humidity:63%Wind:2 mph N
    TUE10:00
    71°F
    Sunny
    Dewpoint:14.4°Precip:0%Humidity:63%Wind:2 mph N
    TUE11:00
    77°F
    Sunny
    Dewpoint:15°Precip:0%Humidity:54%Wind:3 mph N
    TUE12:00
    81°F
    Sunny
    Dewpoint:15°Precip:0%Humidity:46%Wind:5 mph NNE
    TUE13:00
    86°F
    Sunny
    Dewpoint:15.6°Precip:0%Humidity:41%Wind:5 mph NNE

    Extended Forecast

    Tonight

    Tue, Mar 17
    57°F
    Mostly Clear
    3 mph SSW
    Precipitation: 0%
    Mostly clear. Low around 57, with temperatures rising to around 59 overnight. South southwest wind around 3 mph.

    Tuesday

    Tue, Mar 17
    92°F
    Sunny
    1 mph NE
    Precipitation: 0%
    Sunny, with a high near 92. Northeast wind 1 to 6 mph.

    Tuesday Night

    Wed, Mar 18
    58°F
    Mostly Clear
    3 mph W
    Precipitation: 0%
    Mostly clear, with a low around 58. West wind around 3 mph.

    Wednesday

    Wed, Mar 18
    93°F
    Sunny
    1 mph NE
    Precipitation: 0%
    Sunny, with a high near 93. Northeast wind 1 to 5 mph.

    Wednesday Night

    Thu, Mar 19
    59°F
    Clear
    1 mph W
    Precipitation: 0%
    Clear, with a low around 59.

    Thursday

    Thu, Mar 19
    94°F
    Sunny
    1 mph NNE
    Precipitation: 0%
    Sunny, with a high near 94.

    Thursday Night

    Fri, Mar 20
    61°F
    Clear
    1 mph WNW
    Precipitation: 0%
    Clear, with a low around 61.

    Friday

    Fri, Mar 20
    95°F
    Sunny
    1 mph N
    Precipitation: 0%
    Sunny, with a high near 95.

    Friday Night

    Sat, Mar 21
    60°F
    Mostly Clear
    6 mph WSW
    Precipitation: 0%
    Mostly clear, with a low around 60.

    Saturday

    Sat, Mar 21
    88°F
    Mostly Sunny
    3 mph WSW
    Precipitation: 0%
    Mostly sunny, with a high near 88.

    Saturday Night

    Sun, Mar 22
    54°F
    Partly Cloudy
    8 mph WSW
    Precipitation: 2%
    Partly cloudy, with a low around 54.

    Sunday

    Sun, Mar 22
    80°F
    Mostly Sunny
    5 mph WSW
    Precipitation: 2%
    Mostly sunny, with a high near 80.

    Sunday Night

    Mon, Mar 23
    50°F
    Partly Cloudy
    5 mph WSW
    Precipitation: 2%
    Partly cloudy, with a low around 50.

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