Climatological Report (Monthly)
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265
CXUS56 KSGX 010944
CLMSDM

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
244 AM PDT MON SEP 01 2025

...................................

...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            102   08/27/2009
 LOW              52   08/31/2010
HIGHEST           97   08/23         MM      MM       91
LOWEST            57   08/03         MM      MM       54
AVG. MAXIMUM    82.8               80.6     2.2     83.1
AVG. MINIMUM    61.9               63.0    -1.1     62.8
MEAN            72.4               71.8     0.6     73.0
DAYS MAX >= 90     2                2.0     0.0        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    31                                  31
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.43   2023
TOTALS          0.16               0.01    0.15     0.00
DAILY AVG.      0.01               0.00    0.01     0.00
DAYS >= .01        1                0.9     0.1        0
DAYS >= .10        1                0.0     1.0        0
DAYS >= .50        0                0.0     0.0        0
DAYS >= 1.00       0                0.0     0.0        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   0.16   08/28 TO 08/28               0.00  08/14 TO 08/14
                                                          08/16 TO 08/16
                                                          08/22 TO 08/22
 STORM TOTAL    0.16                                0.00
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL      0                  1      -1        0
 SINCE 7/1         0                  1      -1       MM
COOLING TOTAL    235                211      24      253
 SINCE 1/1       511                467      44       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          01/02
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.0
RESULTANT WIND SPEED/DIRECTION   2/280
HIGHEST WIND SPEED/DIRECTION    20/260    DATE  08/23
HIGHEST GUST SPEED/DIRECTION    26/310    DATE  08/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.31
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      27     FOG W/VIS <= 1/4 MILE      9
HAZE                     24

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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