428
CDUS46 KSGX 190029
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
529 PM PDT MON MAY 18 2026
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR MAY 18 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 75 2:01 PM 95 2008 76 -1 73
MINIMUM 61 5:08 AM 53 2011 59 2 58
AVERAGE 68 67 1 66
PRECIPITATION (IN)
TODAY 0.00 0.24 2011 0.01 -0.01 0.00
MONTH TO DATE 0.06 0.20 -0.14 0.02
SINCE JUL 1 15.67 11.68 3.99 4.48
SINCE OCT 1 15.62 11.50 4.12 4.48
SINCE JAN 1 5.22 8.40 -3.18 4.45
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 5 22 -17 19
SINCE MAR 1 41 238 -197 227
SINCE JUL 1 519 1043 -524 937
COOLING
TODAY 3 3 0 1
MONTH TO DATE 36 42 -6 48
SINCE MAR 1 232 112 120 56
SINCE JAN 1 285 127 158 56
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 3:00 AM
LOWEST 47 10:00 AM
AVERAGE 65
......................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 92 2008
MINIMUM TEMPERATURE (F) 59 53 2011
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:49 AM PDT SUNSET 7:48 PM PDT
MAY 19 2026...........SUNRISE 5:48 AM PDT SUNSET 7:49 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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