Rain forecast and rainfall this year
Fullerton, CA
No rain expected today.
Updated Monday 3:06 PM ET.
Forecast
0 percent chance of rain
TodayHigh 86°, low 63°No rain expected
0 percent chance of rain
TomorrowHigh 86°, low 62°No rain expected
Today in Fullerton
This year so far, since Jan 1
7.24 in
−2.24 in below normal for this point in the year (9.48 in).
National rank321st of 363
In California44th of 68
Biggest day1.31 in, Jan 1
Last measurable rain0.11 in, Nov 1, 2026
Month by month
Jan1.93
Feb2.80
Mar0.05
Apr0.42
May0.06
Jun0.00
Jul0.00
Aug0.00
Sep0.89
Oct0.98
Nov0.11
Dec–
This yearNormal
Records since 1999
Wettest year24.05 in, 2010
Biggest rain day2.76 in, Jan 22, 2017
Nearby cities
- Garden GroveCA6.73 in this year8 miles
- OrangeCA6.40 in this year8 miles
- AnaheimCA8.81 in this year10 miles
- Santa AnaCA6.40 in this year11 miles
- Huntington BeachCA6.73 in this year14 miles
More Fullerton weather
Forecast based on National Weather Service forecast data. Rainfall records are from NOAA Regional Climate Centers for the Fullerton Municipal Airport station, recorded since 1998; normals are NOAA’s 1991–2020 averages. Totals are preliminary. Records are this station’s own and may differ from official NWS city records, which can include earlier locations. Incomplete years and several-day totals are left out. Weather Scoreboard is not affiliated with the National Weather Service or NOAA.