Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 200919
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT THU AUG 20 2026
...................................
...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 19 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 2:02 PM 90 1997 81 2 82
MINIMUM 66 3:46 AM 57 2005 63 3 61
AVERAGE 75 72 3 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2000 0.00 0.00 0.00
MONTH TO DATE 0.07 0.00 0.07 0.00
SINCE JUL 1 0.10 0.04 0.06 0.00
SINCE OCT 1 8.25 10.04 -1.79 4.10
SINCE JAN 1 4.59 6.95 -2.36 4.00
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 23 -22 6
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 10 7 3 7
MONTH TO DATE 176 125 51 113
SINCE JUN 1 503 333 170 341
SINCE JAN 1 629 381 248 389
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 2:00 AM
LOWEST 55 2:00 PM
AVERAGE 78
..........................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 91 2024
MINIMUM TEMPERATURE (F) 63 58 2011
2025
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 6:15 AM PDT SUNSET 7:27 PM PDT
AUGUST 21 2026........SUNRISE 6:16 AM PDT SUNSET 7:26 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$