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000
CXUS56 KMTR 010838
CLMSFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT WED NOV 01 2023

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   10/05/1987
 LOW              37   10/20/1949
HIGHEST           92   10/05                          86  10/19
                       10/06
LOWEST            49   10/28                          47  10/27
                                                          10/29
AVG. MAXIMUM    75.9               72.3     3.6     68.9
AVG. MINIMUM    57.1                                53.4
MEAN            66.5               62.9     3.6     61.2
DAYS MAX >= 90     4                                   0
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.30   1962
 MINIMUM        0.00   2020
TOTALS             T               0.79   -0.79     0.01
DAILY AVG.         T               0.03   -0.03     0.00
DAYS >= .01        0                                   1
DAYS >= .10        0                                   0
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL      T   10/09 TO 10/09               0.01  10/22 TO 10/22
                       10/22 TO 10/22
                       10/25 TO 10/25


DEGREE DAYS
HEATING TOTAL     31                100     -69      126
 SINCE 7/1        84                246    -162       MM
COOLING TOTAL     86                 33      53       13
 SINCE 1/1       273                199      74       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
RESULTANT WIND SPEED/DIRECTION   6/290
HIGHEST WIND SPEED/DIRECTION    26/300    DATE  10/08
HIGHEST GUST SPEED/DIRECTION    33/290    DATE  10/17
                                33/270          10/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     63

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                       5     FOG W/VIS <= 1/4 MILE      0
HAZE                     15

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

$$