416
CDUS46 KSGX 180926
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
226 AM PDT THU SEP 18 2025
...............................
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR SEPTEMBER 17 2025
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)
YESTERDAY
MAXIMUM 86 9:44 AM 97 2020 80 6 75
MINIMUM 67 4:33 PM 51 2010 61 6 56
AVERAGE 77 70 7 66
PRECIPITATION (IN)
YESTERDAY 0.20R 0.01 2000 0.01 0.19 T
MONTH TO DATE 0.20 0.09 0.11 T
SINCE JUL 1 0.36 0.14 0.22 T
SINCE OCT 1 4.46 10.14 -5.68 12.99
SINCE JAN 1 4.36 7.05 -2.69 10.99
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 2 -2 0
COOLING
YESTERDAY 12 5 7 1
MONTH TO DATE 134 108 26 180
SINCE SEP 1 134 108 26 180
SINCE JAN 1 645 575 70 741
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 3:00 PM
LOWEST 40 9:00 AM
AVERAGE 68
......................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 2020
MINIMUM TEMPERATURE (F) 61 54 1958
2010
2011
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 6:34 AM PDT SUNSET 6:49 PM PDT
SEPTEMBER 19 2025.....SUNRISE 6:34 AM PDT SUNSET 6:48 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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