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

Hazardous Weather Conditions

Current conditions at

WHITTIER HILLS (WTHC1)

Lat: 33.984°NLon: 118.00943°WElev: 950.0ft.

NA

57°F

14°C

Humidity 86%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 21 Jan 06:57 PM PST
Extended Forecast for

Downey CA

  • Tonight

    Tonight: A 10 percent chance of showers after 4am. Cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Cloudy then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 10am. Cloudy, with a high near 67. Light and variable wind becoming southwest 5 to 10 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 53. West southwest wind around 5 mph becoming calm.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 10am. Partly sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the morning.

    High: 66 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52. West southwest wind around 5 mph becoming calm.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 10 percent chance of showers after 4am. Cloudy, with a low around 49. Calm wind.
Thursday
A 30 percent chance of showers, mainly after 10am. Cloudy, with a high near 67. Light and variable wind becoming southwest 5 to 10 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 53. West southwest wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers after 10am. Partly sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the morning.
Friday Night
Mostly cloudy, with a low around 52. West southwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Downey CA
 33.93°N 118.14°W (Elev. 95 ft)
Last Update:
1:58 pm PST Jan 21, 2026
Forecast Valid:
8pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation