Climatological Report (Daily)
Issued by NWS
Issued by NWS
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847
CDUS46 KSGX 170918
CLIMYF
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
218 AM PDT SUN AUG 17 2025
...................................
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR AUGUST 16 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 1:14 PM 96 2015 82 -8 80
MINIMUM 63 5:01 AM 59 2010 65 -2 66
AVERAGE 69 74 -5 73
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 2006 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.01
SINCE JUL 1 0.02 0.08 -0.06 0.01
SINCE OCT 1 5.31 10.85 -5.54 12.61
SINCE JAN 1 5.19 7.79 -2.60 11.46
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 3 15 -12 11
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 4 9 -5 8
MONTH TO DATE 95 133 -38 163
SINCE JUN 1 368 431 -63 502
SINCE JAN 1 424 511 -87 503
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 61 1:00 PM
AVERAGE 77
..........................................................
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 93 2012
2016
MINIMUM TEMPERATURE (F) 65 61 2011
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 6:14 AM PDT SUNSET 7:31 PM PDT
AUGUST 18 2025........SUNRISE 6:14 AM PDT SUNSET 7:30 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$