Climatological Report (Monthly)
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000
CXUS56 KSGX 012103
CLMSNA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
103 PM PST THU FEB 1 2018

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

...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              90   01/31/2003
 LOW               33   01/14/2007
HIGHEST            87   01/28        67      20       82  01/29
LOWEST             41   01/21        48      -7       41  01/26
                                                          01/24
AVG. MAXIMUM     71.9              66.5     5.4     64.3
AVG. MINIMUM     50.8              47.0     3.8     49.1
MEAN             61.4              56.7     4.7     56.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  0
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.33   2010
 MINIMUM         0.02   2014
TOTALS           1.10              2.91   -1.81     5.74
DAILY AVG.       0.04              0.09   -0.05     0.19
DAYS >= .01         2                MM      MM       13
DAYS >= .10         2                MM      MM        8
DAYS >= .50         1                MM      MM        3
DAYS >= 1.00        0                MM      MM        2
DAYS >= 1.50        0                                  1
DAYS >= 2.00        0                                  1
GREATEST
 24 HR. TOTAL    0.90   01/09 TO 01/09           01/22 TO 01/23
                                                          01/31 TO 01/31
                                                          01/31 TO 01/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    01/23(00) TO 01/23(00)
                                                 01/31(00) TO 01/31(00)1
                                                 01/31(00) TO 01/31(00)1

DEGREE_DAYS
HEATING TOTAL     128               260    -132      250
 SINCE 7/1        291               692    -401      556
COOLING TOTAL      23                 5      18        0
 SINCE 1/1         23                 0      23        0

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

WIND (MPH)
AVERAGE WIND SPEED              3.4
RESULTANT WIND SPEED/DIRECTION   1/191
HIGHEST WIND SPEED/DIRECTION    23/050    DATE  01/28
HIGHEST GUST SPEED/DIRECTION    34/200    DATE  01/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      4
HAZE                     15

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

$$



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