Climatological Report (Daily)
Issued by NWS
Issued by NWS
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900
CDUS46 KSGX 170918
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
218 AM PDT SUN AUG 17 2025
...................................
...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 16 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 78 10:59 AM 93 2015 81 -3 83
2020
MINIMUM 61 8:11 PM 56 2009 63 -2 63
AVERAGE 70 72 -2 73
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 1999 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 T
SINCE JUL 1 0.00 0.04 -0.04 T
SINCE OCT 1 4.10 10.04 -5.94 12.99
SINCE JAN 1 4.00 6.95 -2.95 10.99
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 5 7 -2 8
MONTH TO DATE 95 104 -9 149
SINCE JUN 1 323 312 11 457
SINCE JAN 1 371 360 11 457
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 8:00 PM
LOWEST 55 3:00 PM
AVERAGE 71
..........................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 91 2016
MINIMUM TEMPERATURE (F) 63 59 2017
2023
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 6:13 AM PDT SUNSET 7:30 PM PDT
AUGUST 18 2025........SUNRISE 6:14 AM PDT SUNSET 7:29 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$