Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 180921
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
221 AM PDT MON AUG 18 2025
...................................
...THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR AUGUST 17 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 3:53 PM 101 2012 87 -4 81
MINIMUM 67 12:46 AM 60 2005 66 1 69
AVERAGE 75 77 -2 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 4.48 11.71 -7.23 16.56
SINCE JAN 1 4.45 8.61 -4.16 14.69
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 10 12 -2 10
MONTH TO DATE 164 192 -28 226
SINCE JUN 1 613 686 -73 753
SINCE JAN 1 754 857 -103 785
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.2
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 84 12:00 AM
LOWEST 51 4:00 PM
AVERAGE 68
..........................................................
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 2025........SUNRISE 6:16 AM PDT SUNSET 7:35 PM PDT
AUGUST 19 2025........SUNRISE 6:17 AM PDT SUNSET 7:33 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$