FULLERTON, CA 92837 Weather Forecast & Current Conditions

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92837 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
FULLERTON, CA Current Weather
3:53 PM PDT JUL 23, 2026
Clear 88°F
Feels Like:	89°F
Dewpoint:	63°F
Rel. Hum.:	43%
Visibility:	10 miles
Wind:	S at 9 mph
Pressure:	29.80 inches
Last 72 hours
Local Area Snow Depth
California Current Weather
California MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

92837 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	FULLERTON, CA 92837 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly clear. Patchy fog overnight. Lows 66 to 70. Areas of winds southwest to 10 mph this evening becoming light.

FRIDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 85 to 89 towards the coast to 92 to 95 farther inland. Areas of winds south to 10 mph.

FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 64 to 70. Areas of winds south to 10 mph in the evening becoming light.

SATURDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 85 to 90 towards the coast to 93 to 97 farther inland. Light winds becoming southwest 10 mph in the afternoon.

SATURDAY NIGHT
Mostly clear. Patchy fog overnight. Lows 65 to 70. Areas of winds southwest to 10 mph in the evening becoming light.

SUNDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 84 to 89 towards the coast to 92 to 95 farther inland.

SUNDAY NIGHT
Partly cloudy. Lows 64 to 70.

MONDAY
Partly cloudy. Highs 83 to 87 towards the coast to 91 farther inland.

MONDAY NIGHT
Mostly clear. Lows 63 to 69.

TUESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 84 to 87 towards the coast to 90 to 93 farther inland.

TUESDAY NIGHT
Mostly clear. Lows 63 to 69.

WEDNESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 84 to 88 towards the coast to 91 to 94 farther inland.

WEDNESDAY NIGHT
Mostly clear. Lows 63 to 69.

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 8:00 AM EDT 7/23/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
23 JUL 2026

11 AM

83°

84°

Clear

0%

0% Thunder
( 1% severe)

SW 3

53%

64°

High 91°

2 PM

89°

91°

Clear

SW 7

45%

65°

Clear

5 PM

90°

90°

Clear

1%

0% Thunder
( 1% severe)

W 7

39%

62°

8 PM

81°

82°

Partly Cloudy

SW 7

53%

62°

Friday
24 JUL 2026

11 PM

73°

73°

Clear

1%

0% Thunder
( 1% severe)

S 5

73%

64°

Low 71°

2 AM

72°

72°

Clear

CALM

76%

64°

High 90°

5 AM

72°

72°

Partly Cloudy

2%

0% Thunder
( 1% severe)

CALM

76%

64°

Partly Cloudy

8 AM

73°

73°

Partly Cloudy

CALM

76%

65°

11 AM

83°

85°

Partly Cloudy

1%

0% Thunder
( 1% severe)

SSW 6

57%

66°

2 PM

87°

88°

Clear

SSW 7

46%

64°

5 PM

87°

88°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSW 8

45%

63°

8 PM

79°

81°

Partly Cloudy

SSW 7

58%

63°

Saturday
25 JUL 2026

11 PM

73°

73°

Partly Cloudy

0%

0% Thunder
( 0% severe)

S 5

73%

64°

Low 70°

2 AM

71°

71°

Partly Cloudy

CALM

81%

65°

High 91°

5 AM

71°

71°

Partly Cloudy

0%

0% Thunder
( 0% severe)

CALM

81%

65°

Partly Cloudy

8 AM

73°

73°

Partly Cloudy

CALM

76%

65°

11 AM

83°

85°

Partly Cloudy

0%

0% Thunder
( 1% severe)

SW 5

57%

66°

2 PM

88°

90°

Clear

SW 7

47%

65°

5 PM

89°

90°

Clear

SW 8

42%

63°


FULLERTON, CA extended weather forecast
Sunday 26 JUL 2026	Monday 27 JUL 2026	Tuesday 28 JUL 2026	Wednesday 29 JUL 2026	Thursday 30 JUL 2026
Low 71°	Low 72°	Low 70°	Low 70°	Low 70°
High 91°	High 88°	High 88°	High 88°	High 89°

Partly Cloudy 7% Rain	Partly Cloudy 2% Rain	Partly Cloudy 2% Rain	Partly Cloudy 3% Rain	Partly Cloudy 3% Rain

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