830
CDUS46 KSGX 190059
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
559 PM PDT THU SEP 18 2025
...............................
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR SEPTEMBER 18 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 85 11:11 AM 97 2020 80 5 75
MINIMUM 67 5:57 AM 54 1958 61 6 59
2010
2011
AVERAGE 76 70 6 67
PRECIPITATION (IN)
TODAY 0.11R 0.01 1998 0.00 0.11 0.00
MONTH TO DATE 0.31 0.09 0.22 T
SINCE JUL 1 0.47 0.14 0.33 T
SINCE OCT 1 4.57 10.14 -5.57 12.99
SINCE JAN 1 4.47 7.05 -2.58 10.99
DEGREE DAYS
HEATING
TODAY 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
TODAY 11 5 6 2
MONTH TO DATE 145 113 32 182
SINCE SEP 1 145 113 32 182
SINCE JAN 1 656 580 76 743
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 63 1:00 PM
AVERAGE 80
......................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 86 2020
MINIMUM TEMPERATURE (F) 60 52 2023
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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