WHITTIER, CA 90603 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


FULLERTON, CA
Current Weather

10:53 AM PDT AUG 25, 2025
Clear
81°F
Feels Like: 83°F
Dewpoint: 66°F
Rel. Hum.: 60%
Visibility: 10 miles
Wind: SSW at 3 mph
Pressure: 29.89 inches
Last 72 hours

Local Area Snow Depth

California Current Weather

California MOS Forecast Weather


Regional Weather Maps


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2025 Hurricanes

WHITTIER, CA 90603
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Sunny in the morning then partly cloudy. Highs in the lower to mid 90s.
TONIGHT
Mostly clear in the evening then partly cloudy. Lows in the mid 60s.
TUESDAY
Sunny except for patchy low clouds and fog in the morning. Highs in the mid 80s to around 90.
TUESDAY NIGHT
Mostly clear except for patchy low clouds and fog after midnight. Lows in the lower to mid 60s.
WEDNESDAY
Sunny except for patchy low clouds and fog in the morning. Highs around 90.
WEDNESDAY NIGHT
Mostly clear except for patchy low clouds and fog after midnight. Lows in the lower 60s.
THURSDAY
Sunny except for patchy low clouds and fog in the morning. Highs in the mid 80s to around 90.
THURSDAY NIGHT
Mostly clear except for patchy low clouds and fog after midnight. Lows in the mid 60s.
FRIDAY
Sunny except for patchy low clouds and fog in the morning. Highs in the mid 80s to around 90.
FRIDAY NIGHT
Mostly clear except for patchy low clouds and fog after midnight. Lows in the mid 60s.
SATURDAY
Sunny except for patchy low clouds and fog in the morning. Highs in the mid 80s to around 90.
SATURDAY NIGHT
Mostly clear except for patchy low clouds and fog after midnight. Lows in the mid 60s.
SUNDAY
Sunny except for patchy low clouds and fog in the morning. Highs in the upper 80s to mid 90s.

Visible Weather Satellite
WHITTIER, CA 90603
Infrared Weather Satellite
WHITTIER, CA 90603
NEXRAD Weather Radar
WHITTIER, CA 90603

FULLERTON, CA 3 hourly weather forecast

weather forecast created  8:00 AM EDT  8/25/2025
Monday
25 AUG 2025
WHITTIER, CA 90603 weather forecast Day 1, 12 hours 11 AM 79° 81° Partly Cloudy 2%

0% Thunder
( 7% severe)
SSW   3 60% 64°
High 85° WHITTIER, CA 90603 weather forecast Day 1, 15 hours 2 PM 84° 85° Clear SW   7 49% 63°
Partly Cloudy



WHITTIER, CA 90603 weather forecast Day 1, 18 hours 5 PM 82° 83° Partly Cloudy 2%

0% Thunder
( 5% severe)
SSW   8 53% 63°
WHITTIER, CA 90603 weather forecast Day 1, 21 hours 8 PM 74° 74° Partly Cloudy SSW   5 66% 62°
Tuesday
26 AUG 2025
WHITTIER, CA 90603 weather forecast Day 2, 0 hours 11 PM 71° 71° Partly Cloudy 2%

0% Thunder
( 0% severe)
S   3 76% 63°
Low 69° WHITTIER, CA 90603 weather forecast Day 2, 3 hours 2 AM 70° 70° Mostly Cloudy S   1 78% 63°
High 85° WHITTIER, CA 90603 weather forecast Day 2, 6 hours 5 AM 69° 69° Mostly Cloudy 2%

0% Thunder
( 0% severe)
SW   1 84% 64°

Decreasing Clouds



WHITTIER, CA 90603 weather forecast Day 2, 9 hours 8 AM 70° 70° Mostly Cloudy S   1 81% 64°
WHITTIER, CA 90603 weather forecast Day 2, 12 hours 11 AM 77° 79° Partly Cloudy 1%

0% Thunder
( 3% severe)
SW   3 64% 64°
WHITTIER, CA 90603 weather forecast Day 2, 15 hours 2 PM 82° 84° Clear SW   7 55% 64°
WHITTIER, CA 90603 weather forecast Day 2, 18 hours 5 PM 81° 82° Clear 1%

0% Thunder
( 0% severe)
SSW   8 54% 63°
WHITTIER, CA 90603 weather forecast Day 2, 21 hours 8 PM 72° 72° Clear SW   5 71% 62°
Wednesday
27 AUG 2025
WHITTIER, CA 90603 weather forecast Day 3, 0 hours 11 PM 69° 69° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   3 78% 62°
Low 65° WHITTIER, CA 90603 weather forecast Day 3, 3 hours 2 AM 67° 67° Partly Cloudy SW   1 84% 62°
High 86° WHITTIER, CA 90603 weather forecast Day 3, 6 hours 5 AM 66° 66° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   1 84% 61°

Partly Cloudy



WHITTIER, CA 90603 weather forecast Day 3, 9 hours 8 AM 68° 68° Partly Cloudy W   1 81% 62°
WHITTIER, CA 90603 weather forecast Day 3, 15 hours 11 AM 78° 80° Partly Cloudy 1%

0% Thunder
( 0% severe)
WSW   3 56% 61°
WHITTIER, CA 90603 weather forecast Day 3, 18 hours 2 PM 84° 84° Clear WSW   8 44% 60°
WHITTIER, CA 90603 weather forecast Day 3, 21 hours 5 PM 82° 82° Clear     WSW   8 44% 58°

FULLERTON, CA extended weather forecast

Thursday
28 AUG 2025
Friday
29 AUG 2025
Saturday
30 AUG 2025
Sunday
31 AUG 2025
Monday
1 SEP 2025
Low 63° Low 64° Low 63° Low 65° Low 66°
High 91° High 89° High 85° High 90° High 90°
WHITTIER, CA 90603 weather forecast Day 4 WHITTIER, CA 90603 weather forecast Day 5 WHITTIER, CA 90603 weather forecast Day 6 WHITTIER, CA 90603 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
1% Rain
Clear
1% Rain
Clear
Partly Cloudy
1% Rain
Clear
2% Rain
WEATHER SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Whittier, CA
Whittier, CA snow
Whittier, CA radar
CA map
-or-
-or-
-or-
 
90603
90603 snow
90603 radar
 
-or-
-or-
 
 
CA
CA snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions