980
CDUS46 KSGX 160020
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
420 PM PST MON DEC 15 2025
...............................
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 15 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 66 2:12 PM 83 2017 66 0 66
2023
MINIMUM 48 8:05 AM 36 2015 44 4 41
AVERAGE 57 55 2 54
PRECIPITATION (IN)
TODAY 0.00 1.13 2008 0.06 -0.06 0.00
MONTH TO DATE 0.00 0.85 -0.85 T
SINCE JUL 1 2.89 2.35 0.54 0.18
SINCE OCT 1 2.37 2.12 0.25 0.08
SINCE JAN 1 6.89 9.26 -2.37 11.17
DEGREE DAYS
HEATING
TODAY 8 10 -2 11
MONTH TO DATE 88 143 -55 106
SINCE DEC 1 88 143 -55 106
SINCE JUL 1 193 364 -171 267
COOLING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE DEC 1 3 0 3 0
SINCE JAN 1 811 732 79 864
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 62 11:00 AM
AVERAGE 81
......................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 85 2013
MINIMUM TEMPERATURE (F) 43 32 2001
SUNRISE AND SUNSET
DECEMBER 15 2025......SUNRISE 6:43 AM PST SUNSET 4:44 PM PST
DECEMBER 16 2025......SUNRISE 6:43 AM PST SUNSET 4:44 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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