Forecast

    Forecast for Duncan, OK | Forecast Periods: 14
    Sunday
    Mar 15
    2026

    Duncan, OK

    Updated: 1:42 PM CDT

    72°F

    Patchy Blowing Dust

    38 mph NNW
    Precipitation: 0%

    Patchy blowing dust. Mostly sunny. High near 72, with temperatures falling to around 54 in the afternoon. North northwest wind around 38 mph, with gusts as high as 58 mph.

    Hourly Forecast

    SUN16:00
    55°F
    Patchy Blowing Dust
    Dewpoint:-6.7°Precip:0%Humidity:25%Wind:38 mph NNW
    SUN17:00
    54°F
    Patchy Blowing Dust
    Dewpoint:-7.2°Precip:0%Humidity:25%Wind:37 mph NNW
    SUN18:00
    52°F
    Patchy Blowing Dust
    Dewpoint:-9.4°Precip:0%Humidity:23%Wind:36 mph N
    MON19:00
    49°F
    Partly Cloudy
    Dewpoint:-8.9°Precip:0%Humidity:26%Wind:31 mph N
    MON20:00
    45°F
    Partly Cloudy
    Dewpoint:-10°Precip:0%Humidity:28%Wind:30 mph N
    MON21:00
    43°F
    Partly Cloudy
    Dewpoint:-10.6°Precip:0%Humidity:29%Wind:29 mph N
    MON22:00
    41°F
    Mostly Cloudy
    Dewpoint:-11.7°Precip:0%Humidity:29%Wind:28 mph N
    MON23:00
    39°F
    Mostly Cloudy
    Dewpoint:-12.2°Precip:0%Humidity:30%Wind:25 mph N
    MON00:00
    37°F
    Mostly Cloudy
    Dewpoint:-12.2°Precip:0%Humidity:32%Wind:23 mph N
    MON01:00
    36°F
    Partly Cloudy
    Dewpoint:-12.8°Precip:0%Humidity:32%Wind:21 mph N
    MON02:00
    35°F
    Mostly Clear
    Dewpoint:-13.3°Precip:0%Humidity:32%Wind:21 mph N
    MON03:00
    33°F
    Mostly Clear
    Dewpoint:-13.9°Precip:0%Humidity:33%Wind:18 mph NNW
    MON04:00
    31°F
    Mostly Clear
    Dewpoint:-14.4°Precip:0%Humidity:34%Wind:16 mph NNW
    MON05:00
    30°F
    Mostly Clear
    Dewpoint:-14.4°Precip:0%Humidity:35%Wind:16 mph NNW
    MON06:00
    28°F
    Sunny
    Dewpoint:-15°Precip:0%Humidity:37%Wind:15 mph NNW
    MON07:00
    28°F
    Sunny
    Dewpoint:-15°Precip:0%Humidity:37%Wind:14 mph NNW
    MON08:00
    26°F
    Sunny
    Dewpoint:-15°Precip:0%Humidity:40%Wind:15 mph NNW
    MON09:00
    29°F
    Sunny
    Dewpoint:-15°Precip:0%Humidity:35%Wind:16 mph NNW
    MON10:00
    33°F
    Sunny
    Dewpoint:-15.6°Precip:0%Humidity:29%Wind:18 mph NNW
    MON11:00
    36°F
    Sunny
    Dewpoint:-16.1°Precip:0%Humidity:24%Wind:18 mph NNW
    MON12:00
    40°F
    Sunny
    Dewpoint:-16.1°Precip:0%Humidity:21%Wind:18 mph NNW
    MON13:00
    42°F
    Sunny
    Dewpoint:-16.1°Precip:0%Humidity:19%Wind:17 mph NNW
    MON14:00
    45°F
    Sunny
    Dewpoint:-16.1°Precip:0%Humidity:17%Wind:16 mph NNW
    MON15:00
    48°F
    Sunny
    Dewpoint:-16.1°Precip:0%Humidity:15%Wind:15 mph NNW

    Extended Forecast

    Tonight

    Sun, Mar 15
    26°F
    Patchy Blowing Dust then Partly Cloudy
    16 mph N
    Precipitation: 0%
    Patchy blowing dust before 7pm. Partly cloudy. Low around 26, with temperatures rising to around 30 overnight. North wind 16 to 36 mph, with gusts as high as 54 mph.

    Monday

    Mon, Mar 16
    50°F
    Sunny
    13 mph NNW
    Precipitation: 0%
    Sunny, with a high near 50. North northwest wind 13 to 18 mph, with gusts as high as 26 mph.

    Monday Night

    Mon, Mar 16
    29°F
    Mostly Clear
    6 mph ESE
    Precipitation: 0%
    Mostly clear, with a low around 29. East southeast wind 6 to 10 mph.

    Tuesday

    Tue, Mar 17
    67°F
    Mostly Sunny
    8 mph SSW
    Precipitation: 0%
    Mostly sunny, with a high near 67. South southwest wind 8 to 18 mph, with gusts as high as 28 mph.

    Tuesday Night

    Tue, Mar 17
    45°F
    Mostly Clear
    16 mph S
    Precipitation: 0%
    Mostly clear, with a low around 45.

    Wednesday

    Wed, Mar 18
    80°F
    Mostly Sunny
    10 mph SW
    Precipitation: 0%
    Mostly sunny, with a high near 80.

    Wednesday Night

    Wed, Mar 18
    52°F
    Partly Cloudy
    9 mph SSW
    Precipitation: 0%
    Partly cloudy, with a low around 52.

    Thursday

    Thu, Mar 19
    89°F
    Sunny
    9 mph SSW
    Precipitation: 0%
    Sunny, with a high near 89.

    Thursday Night

    Thu, Mar 19
    54°F
    Clear
    8 mph ENE
    Precipitation: 0%
    Clear, with a low around 54.

    Friday

    Fri, Mar 20
    91°F
    Sunny
    6 mph ESE
    Precipitation: 0%
    Sunny, with a high near 91.

    Friday Night

    Fri, Mar 20
    58°F
    Clear
    8 mph S
    Precipitation: 0%
    Clear, with a low around 58.

    Saturday

    Sat, Mar 21
    96°F
    Sunny
    8 mph S
    Precipitation: 0%
    Sunny, with a high near 96.

    Saturday Night

    Sat, Mar 21
    59°F
    Clear
    12 mph SE
    Precipitation: 0%
    Clear, with a low around 59.

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