FULLERTON, CA 92837 Weather Forecast & Current Conditions

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92837 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
FULLERTON, CA Current Weather
8:53 AM PDT OCT 30, 2026
Overcast 64°F
Feels Like:	65°F
Dewpoint:	61°F
Rel. Hum.:	90%
Visibility:	10 miles
Wind:	ESE at 3 mph
Pressure:	29.90 inches
Last 72 hours
Local Area Snow Depth
California Current Weather
California MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

92837 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	FULLERTON, CA 92837 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Cloudy with a slight chance of rain this morning, then partly cloudy with a chance of rain this afternoon. Highs 69 to 73. Light winds becoming southwest 10 mph this afternoon. Chance of measurable precipitation 50 percent.

TONIGHT
Partly cloudy with a chance of rain. Lows 56 to 61. Light winds. Chance of measurable precipitation 40 percent.

SATURDAY
Mostly cloudy in the morning, then cloudy with a slight chance of showers in the afternoon. Highs 70 to 74. Light winds. Chance of measurable precipitation 20 percent.

SATURDAY NIGHT
Showers likely in the evening, then showers overnight. Locally heavy rainfall possible overnight. Lows 57 to 62. Light winds.

SUNDAY
Mostly cloudy with showers likely in the morning, then partly cloudy with a chance of showers in the afternoon. Highs 69 to 73. Light winds becoming west 10 mph in the afternoon. Chance of measurable precipitation 70 percent.

SUNDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly clear overnight. Lows 52 to 57.

MONDAY
Mostly sunny. Highs 74 to 77.

MONDAY NIGHT
Mostly clear. Lows 54 to 58.

TUESDAY
Mostly sunny. Highs 74 to 77.

TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 52 to 56.

WEDNESDAY
Partly cloudy. A slight chance of showers in the morning. Highs 71 to 74.

WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 51 to 56.

THURSDAY
Partly cloudy. Highs 70 to 74.

92837 WEATHER SATELLITE LOOPS

Visible Weather Satellite
FULLERTON, CA 92837

Infrared Weather Satellite
FULLERTON, CA 92837

92837 WEATHER RADAR LOOP

NEXRAD Weather Radar
FULLERTON, CA 92837

MOS COMPUTER WEATHER FORECAST

FULLERTON, CA 3 hourly weather forecast

weather forecast created 7:00 PM EST 10/29/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
30 OCT 2026

10 PM

66°

66°

Overcast

39%
RAIN
***

0% Thunder
( 2% severe)

SW 5

78%

59°

Low 62°

1 AM

64°

65°

Mostly Cloudy

SW 3

84%

59°

High 73°

4 AM

63°

64°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 1% severe)

CALM

87%

59°

Mostly Cloudy

Chance of Rain

7 AM

64°

65°

Mostly Cloudy

ESE 3

84%

59°

10 AM

69°

69°

Mostly Cloudy

26%
RAIN
<.01 in

0% Thunder
( 3% severe)

S 5

66%

57°

1 PM

72°

72°

Mostly Cloudy

S 7

55%

55°

4 PM

71°

71°

Mostly Cloudy

39%
RAIN
***

0% Thunder
( 2% severe)

S 7

57%

55°

7 PM

66°

66°

Partly Cloudy

S 2

73%

57°

Saturday
31 OCT 2026

10 PM

64°

64°

Partly Cloudy

26%
RAIN
.5–1 in

0% Thunder
( 2% severe)

E 6

81%

58°

Low 59°

1 AM

62°

62°

Partly Cloudy

E 5

87%

58°

High 72°

4 AM

61°

62°

Partly Cloudy

5%

0% Thunder
( 2% severe)

E 3

90%

58°

Increasing Clouds

Chance of Rain

7 AM

62°

62°

Mostly Cloudy

E 5

87%

58°

10 AM

68°

68°

Mostly Cloudy

21%
RAIN
<.01 in

0% Thunder
( 3% severe)

CALM

68%

57°

1 PM

71°

71°

Overcast

CALM

61%

57°

4 PM

69°

69°

Mostly Cloudy

78%
RAIN
***

0% Thunder
( 3% severe)

CALM

66%

57°

7 PM

66°

66°

Overcast

CALM

78%

59°


FULLERTON, CA extended weather forecast
Sunday 1 NOV 2026	Monday 2 NOV 2026	Tuesday 3 NOV 2026	Wednesday 4 NOV 2026	Thursday 5 NOV 2026
Low 63°	Low 57°	Low 56°	Low 58°	Low 57°
High 73°	High 77°	High 79°	High 74°	High 72°

Overcast 88% Rain	Clear 10% Rain	Partly Cloudy 5% Rain	Mostly Cloudy 20% Rain	Overcast 39% Rain

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