Climatological Report (Daily)
Issued by NWS
Issued by NWS
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342
CDUS46 KSGX 180919
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT TUE AUG 18 2026
...................................
...THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR AUGUST 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 93 1:53 PM 101 2012 87 6 83
MINIMUM 66 5:39 AM 60 2005 66 0 67
AVERAGE 80 77 3 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE JUL 1 0.00 0.03 -0.03 0.00
SINCE OCT 1 15.66 11.71 3.95 4.48
SINCE JAN 1 5.26 8.61 -3.35 4.45
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 2 -2 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 15 12 3 10
MONTH TO DATE 245 192 53 164
SINCE JUN 1 804 686 118 613
SINCE JAN 1 1129 857 272 754
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 31 3:00 PM
AVERAGE 59
..........................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 107 2020
MINIMUM TEMPERATURE (F) 66 61 2005
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 6:16 AM PDT SUNSET 7:35 PM PDT
AUGUST 19 2026........SUNRISE 6:17 AM PDT SUNSET 7:34 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$