Fullerton, CA Weather Forecast and Current Conditions

WEATHER ALERTS - Air Quality Alert

Current Conditions From Nearby Local Station

Mostly Cloudy with Fog 54°F
Feels Like 54°F  
Humidity 99% Dew Point 54°F Wind Calm Barometer 30.06 in.
Solar Rad 16 w/m2
Report from a personal weather station 1.5 mi. WNW of central Fullerton
at

Point Forecast at a Glance

SunDec 14
Sun Dec 14: Mostly Cloudy, High 74F, Low 51F
74
51
MonDec 15
Mon Dec 15: Mostly Cloudy, High 78F, Low 53F
78
53
TueDec 16
Tue Dec 16: Sunny, High 80F, Low 54F
80
54
WedDec 17
Wed Dec 17: Mostly Sunny, High 77F, Low 53F
77
53
ThuDec 18
Thu Dec 18: Mostly Sunny, High 77F, Low 54F
77
54
FriDec 19
Fri Dec 19: Mostly Cloudy, High 76F, Low 53F
76
53
SatDec 20
Sat Dec 20: Mostly Sunny, High 71F
71
 

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 71°F to 80°F. Dry weather expected throughout the week.

Climate Context

This week's forecast shows temperatures running 10°F above the historical average for December. Normal highs for this period are around 66°F with lows around 45°F.

This Date in Weather History

1988 - Blowing snow was reported in western Kansas, as snow and gusty winds plagued the Central Rockies and Central High Plains. Colorado Springs CO reported thirteen inches of snow. Low pressure in Wisconsin brought heavy snow to the Lake Superior snowbelt area, with 22 inches reported at Marquette MI.

More on this and other weather history

Fullerton, CA 7 Day Weather Forecast Details

Sunday Dec 14

Mostly Cloudy

Day: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

Partly Cloudy

Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 51. Calm wind.

Monday Dec 15

Mostly Cloudy

Day: Patchy fog before 10am. Otherwise, sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

Mostly Clear

Night: Mostly clear, with a low around 53. Calm wind.

Tuesday Dec 16

Sunny

Day: Sunny, with a high near 80. Calm wind becoming southwest around 5 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 54.

Wednesday Dec 17

Mostly Sunny

Day: Mostly sunny, with a high near 77.

Mostly Clear

Night: Mostly clear, with a low around 53.

Thursday Dec 18

Mostly Sunny

Day: Mostly sunny, with a high near 77.

Partly Cloudy

Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 54.

Friday Dec 19

Mostly Cloudy

Day: Patchy fog. Otherwise, mostly sunny, with a high near 76.

Increasing Clouds

Night: Increasing clouds, with a low around 53.

Saturday Dec 20

Mostly Sunny

Day: Cloudy, then gradually becoming mostly sunny, with a high near 71.


About Fullerton, CA

Fullerton ( FULL-er-tun) is a city in northern Orange County, California, United States. As of the 2020 census, the city had a total population of 143,617. Fullerton was founded in 1887. It secured the land on behalf of the Atchison, Topeka and Santa Fe Railway. Historically it was a center of agriculture, notably groves of Valencia oranges and other citrus crops; petroleum extraction; transportation; and manufacturing. It is home to numerous higher educational institutions, particularly California State University, Fullerton and Fullerton College. From the mid-1940s through the late 1990s, Fullerton was home to a large industrial base made up of aerospace contractors, canneries, paper products manufacturers, and is considered to be the birthplace of the electric guitar, due in large part to Leo Fender. The headquarters of Vons, which is owned by Albertsons, is located in Fullerton near the Fullerton–Anaheim line.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.