301
CDUS46 KSGX 210927
CLISAN
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
227 AM PDT TUE JUL 21 2026
...............................
..THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 20 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1874 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 12:57 PM 86 1960 76 4 72
1974
2005
MINIMUM 69 5:38 AM 57 1880 67 2 66
1894
AVERAGE 75 71 4 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.20 1998 0.00 0.00 0.00
MONTH TO DATE 0.00 0.05 -0.05 0.00
SINCE JUL 1 0.00 0.05 -0.05 0.00
SINCE OCT 1 10.09 9.63 0.46 4.56
SINCE JAN 1 5.37 6.67 -1.30 4.42
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 10 -10 5
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 10 6 4 4
MONTH TO DATE 132 106 26 84
SINCE JUN 1 234 181 53 140
SINCE JAN 1 360 259 101 180
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 3.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 60 6:00 PM
AVERAGE 74
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THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 86 1877
MINIMUM TEMPERATURE (F) 67 57 1894
SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE 5:55 AM PDT SUNSET 7:54 PM PDT
JULY 22 2026..........SUNRISE 5:56 AM PDT SUNSET 7:54 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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