Climatological Report (Daily)
Issued by NWS
Issued by NWS
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338
CDUS46 KSGX 151021
CLIMYF
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
221 AM PST MON DEC 15 2025
...................................
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR DECEMBER 14 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 66 2:06 PM 80 2017 67 -1 69
MINIMUM 51 7:39 AM 38 2007 45 6 46
AVERAGE 59 56 3 58
PRECIPITATION (IN)
YESTERDAY 0.00 1.14 2021 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.64 -0.64 0.01
SINCE JUL 1 3.40 2.34 1.06 0.14
SINCE OCT 1 3.05 2.09 0.96 0.11
SINCE JAN 1 8.57 10.05 -1.48 11.59
DEGREE DAYS
HEATING
YESTERDAY 6 9 -3 7
MONTH TO DATE 68 119 -51 90
SINCE DEC 1 68 119 -51 90
SINCE JUL 1 179 286 -107 262
COOLING
YESTERDAY 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 4 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 68 2:00 PM
AVERAGE 84
..........................................................
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 82 2017
MINIMUM TEMPERATURE (F) 45 39 2011
2015
SUNRISE AND SUNSET
DECEMBER 15 2025......SUNRISE 6:44 AM PST SUNSET 4:44 PM PST
DECEMBER 16 2025......SUNRISE 6:44 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.
$$