National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Motte Rimrock Reserve (UCNRS) (UCMO)

Lat: 33.80472°NLon: 117.25556°WElev: 1901.0ft.

NA

73°F

23°C

Humidity 38%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 03 Sep 10:30 AM PDT
Extended Forecast for

Perris CA

  • Today

    Today: Sunny, with a high near 87. South wind 5 to 10 mph becoming west in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 57. East wind around 5 mph becoming calm after midnight.

    Low: 57 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Calm wind becoming southeast around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers. Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    Showers

  • Labor Day

    Labor Day: A slight chance of showers. Mostly sunny, with a high near 91.

    High: 91 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 87. South wind 5 to 10 mph becoming west in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 57. East wind around 5 mph becoming calm after midnight.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 61. Calm wind becoming southeast around 5 mph.
Saturday
Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 66.
Labor Day
A slight chance of showers. Mostly sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 66.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Perris CA
 33.78°N 117.23°W (Elev. 1398 ft)
Last Update:
3:21 am PDT Sep 3, 2026
Forecast Valid:
10am PDT Sep 3, 2026-6pm PDT Sep 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation