788
CXUS56 KSGX 020927
CLMSDM

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
227 AM PDT FRI OCT 02 2026

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

...THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            108   09/01/1955
 LOW              34   09/28/1945
HIGHEST          100   09/09         MM      MM       91
LOWEST            56   09/03         MM      MM       57
                       09/29
AVG. MAXIMUM    83.5               79.8     3.7     82.1
AVG. MINIMUM    65.3               60.8     4.5     62.7
MEAN            74.4               70.3     4.1     72.4
DAYS MAX >= 90     7                3.1     3.9        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    30                                  29
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        0.86   2015
TOTALS          0.10               0.18   -0.08     0.36
DAILY AVG.      0.00               0.01   -0.01     0.01
DAYS >= .01        1                2.0    -1.0        4
DAYS >= .10        1                0.3     0.7        2
DAYS >= .50        0                0.1    -0.1        0
DAYS >= 1.00       0                0.0     0.0        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   0.10   09/27 TO 09/27               0.31  09/17 TO 09/18
 STORM TOTAL    0.10                                0.20
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL      0                  6      -6        0
 SINCE 7/1         0                  3      -3       MM
COOLING TOTAL    290                165     125      221
 SINCE 1/1      1074                632     442       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    18/220    DATE  09/11
HIGHEST GUST SPEED/DIRECTION    28/260    DATE  09/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.28
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

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

$$