Climatological Report (Daily)
Issued by NWS
Issued by NWS
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853
CDUS46 KSGX 210011
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
511 PM PDT WED AUG 20 2025
...................................
...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 20 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 84 1:59 PM 91 2024 81 3 91
MINIMUM 58R 5:21 AM 58 2011 63 -5 63
AVERAGE 71 72 -1 77
PRECIPITATION (IN)
TODAY 0.00 1.41 2023 0.01 -0.01 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 6 7 -1 12
MONTH TO DATE 119 132 -13 183
SINCE JUN 1 347 340 7 491
SINCE JAN 1 395 388 7 491
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 51 2:00 PM
AVERAGE 76
..........................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 2020
MINIMUM TEMPERATURE (F) 63 57 2019
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 6:15 AM PDT SUNSET 7:27 PM PDT
AUGUST 21 2025........SUNRISE 6:16 AM PDT SUNSET 7:25 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$