316
CDUS46 KSGX 220050
CLIMYF
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
450 PM PST SUN DEC 21 2025
...............................
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR DECEMBER 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 71 1:36 PM 83 2005 67 4 68
MINIMUM 54 8:21 AM 37 1998 45 9 43
AVERAGE 63 56 7 56
PRECIPITATION (IN)
TODAY 0.00 2.06 2010 0.05 -0.05 0.00
MONTH TO DATE 0.00 1.01 -1.01 0.01
SINCE JUL 1 3.40 2.71 0.69 0.14
SINCE OCT 1 3.05 2.46 0.59 0.11
SINCE JAN 1 8.57 10.42 -1.85 11.59
DEGREE DAYS
HEATING
TODAY 2 9 -7 9
MONTH TO DATE 100 182 -82 134
SINCE DEC 1 100 182 -82 134
SINCE JUL 1 211 349 -138 306
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE DEC 1 2 0 2 0
SINCE JAN 1 921 1016 -95 940
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (350)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 3.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 51 1:00 PM
AVERAGE 72
......................................................
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 77 2014
MINIMUM TEMPERATURE (F) 45 36 1998
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 6:47 AM PST SUNSET 4:47 PM PST
DECEMBER 22 2025......SUNRISE 6:48 AM PST SUNSET 4:47 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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