Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 180919
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT FRI SEP 18 2026
...................................
...THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 17 2026...
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)
YESTERDAY
MAXIMUM 82 2:30 PM 100 2020 85 -3 92
MINIMUM 68 11:59 PM 55 2006 65 3 70
AVERAGE 75 75 0 81
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00
MONTH TO DATE 0.89 0.06 0.83 0.00
SINCE JUL 1 0.89 0.10 0.79 T
SINCE OCT 1 16.55 11.78 4.77 4.48
SINCE JAN 1 6.15 8.68 -2.53 4.45
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 10 10 0 16
MONTH TO DATE 226 188 38 212
SINCE SEP 1 226 188 38 212
SINCE JAN 1 1606 1211 395 1169
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 12:00 AM
LOWEST 42 2:00 PM
AVERAGE 58
..........................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 97 2020
MINIMUM TEMPERATURE (F) 65 55 2010
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 6:37 AM PDT SUNSET 6:54 PM PDT
SEPTEMBER 19 2026.....SUNRISE 6:38 AM PDT SUNSET 6:53 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$