Forecast

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

    Ontario, CA

    Updated: 11:05 AM PDT

    93°F

    Sunny

    10 mph NE
    Precipitation: 0%

    Sunny, with a high near 93. Northeast wind around 10 mph.

    Hourly Forecast

    TUE17:00
    92°F
    Sunny
    Dewpoint:5.6°Precip:0%Humidity:17%Wind:10 mph NE
    TUE18:00
    89°F
    Mostly Clear
    Dewpoint:7.2°Precip:0%Humidity:22%Wind:5 mph NW
    TUE19:00
    84°F
    Mostly Clear
    Dewpoint:7.8°Precip:0%Humidity:27%Wind:5 mph W
    TUE20:00
    80°F
    Mostly Clear
    Dewpoint:8.9°Precip:0%Humidity:32%Wind:5 mph W
    TUE21:00
    77°F
    Mostly Clear
    Dewpoint:8.9°Precip:0%Humidity:36%Wind:5 mph W
    TUE22:00
    74°F
    Mostly Clear
    Dewpoint:8.9°Precip:0%Humidity:40%Wind:0 mph
    TUE23:00
    71°F
    Mostly Clear
    Dewpoint:9.4°Precip:0%Humidity:44%Wind:0 mph
    TUE00:00
    69°F
    Mostly Clear
    Dewpoint:9.4°Precip:0%Humidity:48%Wind:0 mph
    TUE01:00
    68°F
    Mostly Clear
    Dewpoint:8.9°Precip:0%Humidity:49%Wind:0 mph
    TUE02:00
    67°F
    Mostly Clear
    Dewpoint:8.3°Precip:0%Humidity:49%Wind:0 mph
    TUE03:00
    65°F
    Mostly Clear
    Dewpoint:8.3°Precip:0%Humidity:51%Wind:0 mph
    TUE04:00
    64°F
    Mostly Clear
    Dewpoint:7.8°Precip:0%Humidity:52%Wind:0 mph
    TUE05:00
    64°F
    Mostly Clear
    Dewpoint:7.8°Precip:0%Humidity:51%Wind:0 mph
    TUE06:00
    64°F
    Sunny
    Dewpoint:7.2°Precip:0%Humidity:50%Wind:0 mph
    TUE07:00
    64°F
    Sunny
    Dewpoint:6.1°Precip:0%Humidity:46%Wind:0 mph
    TUE08:00
    66°F
    Sunny
    Dewpoint:6.1°Precip:0%Humidity:44%Wind:0 mph
    TUE09:00
    72°F
    Sunny
    Dewpoint:7.8°Precip:0%Humidity:38%Wind:0 mph
    TUE10:00
    80°F
    Sunny
    Dewpoint:8.3°Precip:0%Humidity:31%Wind:0 mph
    TUE11:00
    87°F
    Sunny
    Dewpoint:7.8°Precip:0%Humidity:24%Wind:5 mph NW
    TUE12:00
    92°F
    Sunny
    Dewpoint:7.2°Precip:0%Humidity:20%Wind:5 mph W
    TUE13:00
    95°F
    Sunny
    Dewpoint:6.7°Precip:0%Humidity:17%Wind:5 mph NW
    TUE14:00
    98°F
    Sunny
    Dewpoint:6.1°Precip:0%Humidity:15%Wind:5 mph NW
    TUE15:00
    99°F
    Sunny
    Dewpoint:6.1°Precip:0%Humidity:15%Wind:5 mph NW
    TUE16:00
    98°F
    Sunny
    Dewpoint:6.1°Precip:0%Humidity:15%Wind:5 mph NW

    Extended Forecast

    Tonight

    Tue, Mar 17
    64°F
    Mostly Clear
    0 mph W
    Precipitation: 0%
    Mostly clear, with a low around 64. West wind 0 to 5 mph.

    Tuesday

    Tue, Mar 17
    99°F
    Sunny
    0 mph NW
    Precipitation: 0%
    Sunny, with a high near 99. Northwest wind 0 to 5 mph.

    Tuesday Night

    Wed, Mar 18
    66°F
    Clear
    0 mph W
    Precipitation: 0%
    Clear, with a low around 66. West wind 0 to 10 mph, with gusts as high as 20 mph.

    Wednesday

    Wed, Mar 18
    96°F
    Sunny
    0 mph SW
    Precipitation: 0%
    Sunny, with a high near 96. Southwest wind 0 to 15 mph, with gusts as high as 25 mph.

    Wednesday Night

    Thu, Mar 19
    66°F
    Clear
    0 mph W
    Precipitation: 0%
    Clear, with a low around 66.

    Thursday

    Thu, Mar 19
    98°F
    Sunny
    0 mph W
    Precipitation: 0%
    Sunny, with a high near 98.

    Thursday Night

    Fri, Mar 20
    66°F
    Clear
    0 mph NW
    Precipitation: 0%
    Clear, with a low around 66.

    Friday

    Fri, Mar 20
    99°F
    Sunny
    0 mph E
    Precipitation: 0%
    Sunny, with a high near 99.

    Friday Night

    Sat, Mar 21
    64°F
    Clear
    0 mph W
    Precipitation: 0%
    Clear, with a low around 64.

    Saturday

    Sat, Mar 21
    93°F
    Sunny
    0 mph NE
    Precipitation: 0%
    Sunny, with a high near 93.

    Saturday Night

    Sun, Mar 22
    62°F
    Partly Cloudy then Patchy Fog
    0 mph SW
    Precipitation: 0%
    Patchy fog after 5am. Partly cloudy, with a low around 62.

    Sunday

    Sun, Mar 22
    88°F
    Patchy Fog then Mostly Sunny
    0 mph S
    Precipitation: 0%
    Patchy fog before 11am. Mostly sunny, with a high near 88.

    Sunday Night

    Mon, Mar 23
    59°F
    Partly Cloudy then Patchy Fog
    0 mph SW
    Precipitation: 0%
    Patchy fog after 5am. Partly cloudy, with a low around 59.

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