Climatological Report (Daily)
Issued by NWS
Issued by NWS
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658
CDUS46 KSGX 220928
CLISAN
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
228 AM PDT MON SEP 22 2025
...................................
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 21 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1874 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 77 2:18 PM 106 1939 77 0 74
MINIMUM 66 5:39 AM 53 1893 66 0 61
1997
AVERAGE 72 71 1 68
PRECIPITATION (IN)
YESTERDAY 0.01 0.16 2016 0.01 0.00 0.00
MONTH TO DATE 0.46 0.07 0.39 0.02
SINCE JUL 1 0.51 0.16 0.35 0.02
SINCE OCT 1 5.07 9.74 -4.67 12.43
SINCE JAN 1 4.93 6.78 -1.85 11.02
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 1 -1 0
COOLING
YESTERDAY 7 6 1 3
MONTH TO DATE 164 152 12 184
SINCE SEP 1 164 152 12 184
SINCE JAN 1 596 712 -116 759
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 67 2:00 PM
AVERAGE 82
..........................................................
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 102 1939
MINIMUM TEMPERATURE (F) 66 53 1944
SUNRISE AND SUNSET
SEPTEMBER 22 2025.....SUNRISE 6:37 AM PDT SUNSET 6:45 PM PDT
SEPTEMBER 23 2025.....SUNRISE 6:38 AM PDT SUNSET 6:43 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$