Climatological Report (Monthly)
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000
CXUS56 KMTR 010841
CLMSFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
141 AM PDT SAT APR 01 2023

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 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             85   03/25/1952
 LOW              31   03/03/1966
HIGHEST           66   03/13                          82  03/22
LOWEST            39   03/01                          41  03/07
AVG. MAXIMUM    58.3               63.4    -5.1     63.5
AVG. MINIMUM    46.0                                47.7
MEAN            52.2               55.5    -3.3     55.6
DAYS MAX >= 90     0                                   0
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.01   1958
 MINIMUM        0.05   1988
TOTALS          6.60               2.73    3.87     0.21
DAILY AVG.      0.21               0.09    0.12     0.01
DAYS >= .01       19                                   2
DAYS >= .10       13                                   1
DAYS >= .50        8                                   0
DAYS >= 1.00       1                                   0
GREATEST
 24 HR. TOTAL   1.24   03/21 TO 03/22               0.14  03/27 TO 03/28


DEGREE DAYS
HEATING TOTAL    391                296      95      285
 SINCE 7/1      2099               1975     124       MM
COOLING TOTAL      0                  1      -1        2
 SINCE 1/1         0                  1      -1       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
RESULTANT WIND SPEED/DIRECTION   5/250
HIGHEST WIND SPEED/DIRECTION    55/200    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    77/210    DATE  03/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.61
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      10
LIGHT RAIN               20     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      0
HAZE                     30

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

$$


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