Fullerton 7 Day Weather Forecast
Today

Sunny
High:
64°F
(18°C)
Overnight low:
43°F
(6°C)
Sunday

Sunny
High:
66°F
(19°C)
Overnight low:
46°F
(8°C)
Forecasts
Weather Radar
Weather Satellites
Monday

Mostly sunny
High:
67°F
(19°C)
Overnight low:
47°F
(8°C)
Tuesday

Partly sunny
High:
68°F
(20°C)
Overnight low:
48°F
(9°C)
Wednesday

Partly sunny
High:
70°F
(21°C)
Overnight low:
50°F
(10°C)
Thursday

Mostly sunny
High:
72°F
(22°C)
Overnight low:
51°F
(11°C)
Friday

Mostly cloudy
High:
70°F
(21°C)