FULLERTON, CA 92837 Weather Forecast & Current Conditions

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FULLERTON, CA
Current Weather

9:53 AM PDT JUN 17, 2025
Clear
77°F
Feels Like: 78°F
Dewpoint: 50°F
Rel. Hum.: 39%
Visibility: 10 miles
Wind: Calm
Pressure: 29.85 inches
Last 72 hours

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FULLERTON, CA 92837
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly sunny. Highs 81 to 84 towards the coast to 90 farther inland. Light winds becoming southwest 10 mph this afternoon.
TONIGHT
Mostly clear. Areas of fog overnight. Local visibility one quarter mile or less at times overnight. Lows 58 to 63. Areas of winds southwest 10 mph in the evening becoming light.
WEDNESDAY
Patchy fog in the morning. Mostly sunny. Highs around 81 towards the coast to 85 to 89 farther inland. Light winds becoming southwest 10 mph in the afternoon.
WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 57 to 62. Areas of winds south 10 mph in the evening becoming light.
JUNETEENTH
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs around 79 towards the coast to 83 to 86 farther inland. Light winds becoming southwest 10 mph in the afternoon.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 58 to 63.
FRIDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs around 77 towards the coast to 82 farther inland.
FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 57 to 62.
SATURDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 76 to 79.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 56 to 61.
SUNDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs around 76 towards the coast to 80 farther inland.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 55 to 61.
MONDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs around 76 towards the coast to 80 farther inland.

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  6/17/2025
Tuesday
17 JUN 2025
FULLERTON, CA 92837 weather forecast Day 1, 12 hours 11 AM 79° 79° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   3 32% 47°
High 87° FULLERTON, CA 92837 weather forecast Day 1, 15 hours 2 PM 86° 83° Clear SW   7 27% 48°
Clear



FULLERTON, CA 92837 weather forecast Day 1, 18 hours 5 PM 84° 82° Clear 0%

0% Thunder
( 0% severe)
SSW   7 26% 45°
FULLERTON, CA 92837 weather forecast Day 1, 21 hours 8 PM 73° 73° Clear S   6 33% 42°
Wednesday
18 JUN 2025
FULLERTON, CA 92837 weather forecast Day 2, 0 hours 11 PM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   3 39% 42°
Low 64° FULLERTON, CA 92837 weather forecast Day 2, 3 hours 2 AM 66° 66° Partly Cloudy SSE   2 47% 45°
High 86° FULLERTON, CA 92837 weather forecast Day 2, 6 hours 5 AM 65° 65° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   1 43% 42°

Partly Cloudy



FULLERTON, CA 92837 weather forecast Day 2, 9 hours 8 AM 68° 68° Partly Cloudy S   1 47% 47°
FULLERTON, CA 92837 weather forecast Day 2, 12 hours 11 AM 78° 78° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   5 32% 46°
FULLERTON, CA 92837 weather forecast Day 2, 15 hours 2 PM 84° 82° Partly Cloudy SW   7 30% 49°
FULLERTON, CA 92837 weather forecast Day 2, 18 hours 5 PM 82° 80° Clear 0%

0% Thunder
( 0% severe)
SSW   7 29% 47°
FULLERTON, CA 92837 weather forecast Day 2, 21 hours 8 PM 72° 72° Clear SSW   6 37% 44°
Thursday
19 JUN 2025
FULLERTON, CA 92837 weather forecast Day 3, 0 hours 11 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   3 42% 43°
Low 64° FULLERTON, CA 92837 weather forecast Day 3, 3 hours 2 AM 65° 65° Partly Cloudy S   2 50% 46°
High 83° FULLERTON, CA 92837 weather forecast Day 3, 6 hours 5 AM 65° 65° Mostly Cloudy 0%

0% Thunder
( 0% severe)
S   1 46% 44°

Decreasing Clouds



FULLERTON, CA 92837 weather forecast Day 3, 9 hours 8 AM 66° 66° Mostly Cloudy S   1 54% 49°
FULLERTON, CA 92837 weather forecast Day 3, 15 hours 11 AM 74° 74° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   5 38% 47°
FULLERTON, CA 92837 weather forecast Day 3, 18 hours 2 PM 80° 80° Clear SW   7 35% 50°
FULLERTON, CA 92837 weather forecast Day 3, 21 hours 5 PM 79° 79° Clear     SW   8 35% 49°

FULLERTON, CA extended weather forecast

Friday
20 JUN 2025
Saturday
21 JUN 2025
Sunday
22 JUN 2025
Monday
23 JUN 2025
Tuesday
24 JUN 2025
Low 64° Low 64° Low 63° Low 63° Low 62°
High 79° High 77° High 76° High 76° High 79°
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
Mostly Cloudy
6% Rain
Mostly Cloudy
4% Rain
Partly Cloudy
10% Rain
Mostly Cloudy
8% Rain
Partly Cloudy
7% Rain
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