FULLERTON, CA 92837 Weather Forecast & Current Conditions

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FULLERTON, CA
Current Weather

8:53 PM PDT AUG 16, 2025
Clear
70°F
Feels Like: 70°F
Dewpoint: 63°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: W at 6 mph
Pressure: 29.98 inches
Last 72 hours

Local Area Snow Depth

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FULLERTON, CA 92837
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening...becoming cloudy. Patchy fog overnight. Lows 58 to 65. Areas of winds southwest 10 mph this evening becoming light.
SUNDAY
Cloudy in the morning...becoming sunny. Patchy fog in the morning. Highs 78 to 82. Light winds becoming west 10 mph in the afternoon.
SUNDAY NIGHT
Mostly clear in the evening...becoming mostly cloudy overnight with patchy fog. Lows 58 to 66. Areas of winds southwest 10 mph in the evening becoming light.
MONDAY
Cloudy with patchy fog in the morning...becoming mostly sunny. Highs around 80 towards the coast to 83 to 86 farther inland. Light winds becoming southwest 10 mph in the afternoon.
MONDAY NIGHT
Clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 60 to 66. Areas of winds southwest 10 mph in the evening becoming light.
TUESDAY
Mostly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 79 to 82 towards the coast to 86 farther inland.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 61 to 66.
WEDNESDAY
Mostly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 81 to 85 towards the coast to 90 farther inland.
WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 65 to 69.
THURSDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 84 to 87 towards the coast to 90 to 94 farther inland.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 66 to 70.
FRIDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 83 to 87 towards the coast to 90 to 94 farther inland.
FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 66 to 70.

Visible Weather Satellite
FULLERTON, CA 92837
Infrared Weather Satellite
FULLERTON, CA 92837
NEXRAD Weather Radar
FULLERTON, CA 92837

FULLERTON, CA 3 hourly weather forecast

weather forecast created  8:00 AM EDT  8/16/2025
Saturday
16 AUG 2025
FULLERTON, CA 92837 weather forecast Day 1, 12 hours 11 AM 72° 72° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   5 64% 59°
High 78° FULLERTON, CA 92837 weather forecast Day 1, 15 hours 2 PM 77° 79° Clear SW   7 56% 60°
Clear



FULLERTON, CA 92837 weather forecast Day 1, 18 hours 5 PM 76° 78° Clear 0%

0% Thunder
( 0% severe)
SSW   7 58% 60°
FULLERTON, CA 92837 weather forecast Day 1, 21 hours 8 PM 70° 70° Clear SW   5 71% 60°
Sunday
17 AUG 2025
FULLERTON, CA 92837 weather forecast Day 2, 0 hours 11 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   3 78% 60°
Low 65° FULLERTON, CA 92837 weather forecast Day 2, 3 hours 2 AM 67° 67° Mostly Cloudy S   3 78% 60°
High 81° FULLERTON, CA 92837 weather forecast Day 2, 6 hours 5 AM 67° 67° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSE   2 78% 60°

Decreasing Clouds



FULLERTON, CA 92837 weather forecast Day 2, 9 hours 8 AM 67° 67° Mostly Cloudy S   1 81% 61°
FULLERTON, CA 92837 weather forecast Day 2, 12 hours 11 AM 72° 72° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   2 68% 61°
FULLERTON, CA 92837 weather forecast Day 2, 15 hours 2 PM 79° 80° Clear SW   7 56% 62°
FULLERTON, CA 92837 weather forecast Day 2, 18 hours 5 PM 79° 80° Clear 0%

0% Thunder
( 0% severe)
W   8 56% 62°
FULLERTON, CA 92837 weather forecast Day 2, 21 hours 8 PM 72° 72° Clear SW   5 68% 61°
Monday
18 AUG 2025
FULLERTON, CA 92837 weather forecast Day 3, 0 hours 11 PM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   3 78% 61°
Low 65° FULLERTON, CA 92837 weather forecast Day 3, 3 hours 2 AM 67° 67° Mostly Cloudy SSE   2 81% 61°
High 84° FULLERTON, CA 92837 weather forecast Day 3, 6 hours 5 AM 66° 66° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SE   1 84% 61°

Decreasing Clouds



FULLERTON, CA 92837 weather forecast Day 3, 9 hours 8 AM 67° 67° Mostly Cloudy SSE   2 81% 61°
FULLERTON, CA 92837 weather forecast Day 3, 15 hours 11 AM 75° 75° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   2 62% 61°
FULLERTON, CA 92837 weather forecast Day 3, 18 hours 2 PM 82° 83° Clear SW   7 51% 62°
FULLERTON, CA 92837 weather forecast Day 3, 21 hours 5 PM 81° 82° Clear     WSW   7 51% 61°

FULLERTON, CA extended weather forecast

Tuesday
19 AUG 2025
Wednesday
20 AUG 2025
Thursday
21 AUG 2025
Friday
22 AUG 2025
Saturday
23 AUG 2025
Low 65° Low 67° Low 67° Low 69° Low 69°
High 90° High 92° High 94° High 94° High 88°
FULLERTON, CA 92837 weather forecast Day 4 FULLERTON, CA 92837 weather forecast Day 5 FULLERTON, CA 92837 weather forecast Day 6 FULLERTON, CA 92837 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
Clear
Clear
Clear
1% Rain
Clear
2% Rain
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