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92831 Weather (Fullerton, CA)

Fullerton, CA WeatherCurrent Conditions and Weather for Fullerton, California
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Clear at Fullerton (92831), temperature is 58°F14°C, dew point 53°F12°C, humidity 83%. Wind direction is N at 0 mphat 0 km/h with visibility of 10 mi16 km. Barometric pressure is 29.98 in1015 mb. Last update: 10:23 pm.*
*Time is approximately 10:23 pm Mon, Mar 02, 2026. Time will be within 15 minutes of current local time. Fullerton weather forecast data is updated every 15 minutes.

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Oh, the weather outside is frightful, and this fire is quite delightful, it's outside you want me to go... Heck No, Heck No, Heck No!! ―Tony Mikel
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Fullerton CA Weather - 1:23 am

Fullerton Weather Forecast

Weather forecast for: Fullerton CA
Last Update: 12:14 pm PST Mar 2, 2026
Tonight: Mostly cloudy, with a low around 52. Southeast wind around 5 mph becoming calm after midnight.
Tuesday: Sunny, with a high near 76. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night: Partly cloudy, with a low around 53. Southwest wind around 5 mph becoming calm.
Wednesday: Mostly sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night: Partly cloudy, with a low around 52. Southwest wind around 5 mph becoming northeast after midnight.
Thursday: Sunny, with a high near 75.
Thursday Night: Clear, with a low around 50.
Friday: Sunny, with a high near 76.
Friday Night: Mostly clear, with a low around 53.
Saturday: Sunny, with a high near 81.
Saturday Night: Mostly clear, with a low around 54.
Sunday: Sunny, with a high near 83.
Sunday Night: Mostly clear, with a low around 55.
Monday: Sunny, with a high near 79.

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