Climatological Report (Daily)
Issued by NWS
Issued by NWS
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783
CDUS46 KSGX 220024
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
524 PM PDT THU AUG 21 2025
...................................
...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 21 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 86 1:34 PM 95 2020 81 5 87
MINIMUM 63 3:36 AM 57 2019 63 0 67
AVERAGE 75 72 3 77
PRECIPITATION (IN)
TODAY 0.00 0.02 2023 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 T
SINCE JUL 1 0.00 0.05 -0.05 T
SINCE OCT 1 4.10 10.05 -5.95 12.99
SINCE JAN 1 4.00 6.96 -2.96 10.99
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 6 23 -17 6
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 10 7 3 12
MONTH TO DATE 129 139 -10 195
SINCE JUN 1 357 347 10 503
SINCE JAN 1 405 395 10 503
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 4:00 AM
LOWEST 37 1:00 PM
AVERAGE 69
..........................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 92 2020
MINIMUM TEMPERATURE (F) 63 59 2011
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:16 AM PDT SUNSET 7:25 PM PDT
AUGUST 22 2025........SUNRISE 6:17 AM PDT SUNSET 7:24 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$