Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 210928
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
228 AM PDT FRI AUG 21 2026
...................................
...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 20 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 84 2:15 PM 91 2024 81 3 84
MINIMUM 67 4:34 AM 58 2011 63 4 58
2025
AVERAGE 76 72 4 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.41 2023 0.01 -0.01 0.00
MONTH TO DATE 0.07 0.01 0.06 0.00
SINCE JUL 1 0.10 0.05 0.05 0.00
SINCE OCT 1 8.25 10.05 -1.80 4.10
SINCE JAN 1 4.59 6.96 -2.37 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 11 7 4 6
MONTH TO DATE 187 132 55 119
SINCE JUN 1 514 340 174 347
SINCE JAN 1 640 388 252 395
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 55 2:00 PM
AVERAGE 74
..........................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 2020
MINIMUM TEMPERATURE (F) 63 57 2019
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 6:16 AM PDT SUNSET 7:26 PM PDT
AUGUST 22 2026........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.
$$