Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 210925
CLISDM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
225 AM PDT MON SEP 21 2026
...................................
...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR SEPTEMBER 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 80 12:57 PM 99 2015 79 1 81
MINIMUM 66 6:02 AM 50 1999 60 6 61
AVERAGE 73 70 3 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.73 2016 0.00 0.00 0.00
MONTH TO DATE T 0.10 -0.10 0.31
SINCE JUL 1 0.10 0.15 -0.05 0.47
SINCE OCT 1 8.25 10.15 -1.90 4.57
SINCE JAN 1 4.59 7.06 -2.47 4.47
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 2 -2 0
COOLING
YESTERDAY 8 5 3 6
MONTH TO DATE 218 123 95 159
SINCE SEP 1 218 123 95 159
SINCE JAN 1 1002 590 412 670
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 2:00 AM
LOWEST 51 1:00 PM
AVERAGE 68
..........................................................
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 2021
MINIMUM TEMPERATURE (F) 60 50 2007
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 6:36 AM PDT SUNSET 6:46 PM PDT
SEPTEMBER 22 2026.....SUNRISE 6:36 AM PDT SUNSET 6:44 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$