Climatological Report (Monthly)
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000
CXUS56 KSGX 011727
CLMSAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1026 AM PDT SUN OCT 1 2017

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

...THE SAN DIEGO/LINDBERGH FIELD CA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             111   09/26/1963
 LOW               50   09/26/1907
                        09/19/1882
                        09/18/1882
HIGHEST            94   09/02        77      17      101  09/26
LOWEST             60   09/24        66      -6       61  09/18
                                                          09/16
                                                          09/15
AVG. MAXIMUM     78.6              75.9     2.7     78.1
AVG. MINIMUM     67.0              65.2     1.8     66.0
MEAN             72.8              70.6     2.2     72.0
DAYS MAX >= 90      2               0.4     1.6        3
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  1
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.58   1939
 MINIMUM         0.00   2006
                        2001
                        2000
TOTALS           0.08              0.15   -0.07     0.32
DAILY AVG.       0.00              0.01   -0.01     0.01
DAYS >= .01         3               1.2     1.8        3
DAYS >= .10         0               0.4    -0.4        2
DAYS >= .50         0               0.1    -0.1        0
DAYS >= 1.00        0               0.0     0.0        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.04   09/09 TO 09/09           09/20 TO 09/21
                                                          09/30 TO 09/30
                                                          09/30 TO 09/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    09/21(00) TO 09/21(00)
                                                 09/30(00) TO 09/30(00)0
                                                 09/30(00) TO 09/30(00)0

DEGREE_DAYS
HEATING TOTAL       0                 1      -1        0
 SINCE 7/1          0                 2      -2        0
COOLING TOTAL     241               168      73      219
 SINCE 1/1        944               636     308      901

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
RESULTANT WIND SPEED/DIRECTION   3/284
HIGHEST WIND SPEED/DIRECTION    18/290    DATE  09/06
HIGHEST GUST SPEED/DIRECTION    23/300    DATE  09/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             21
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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

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