Climatological Report (Monthly)
Issued by NWS

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168
CXUS56 KSGX 011723
CLMSNA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1023 AM PDT THU JUN 1 2017

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

...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   05/14/2014
 LOW               49   05/01/1999
HIGHEST            88   05/20        71      17       73  05/13
                                                          05/03
LOWEST             51   05/08        57      -6       56  05/25
                        05/07                             05/22
                                                          05/08
AVG. MAXIMUM     72.2              71.7     0.5     69.8
AVG. MINIMUM     58.7              58.3     0.4     58.6
MEAN             65.5              65.0     0.5     64.2
DAYS MAX >= 90      0               0.3    -0.3        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         1.07   2015
 MINIMUM         0.00   2014
                        2004
TOTALS           0.08              0.23   -0.15     0.09
DAILY AVG.       0.00              0.01   -0.01     0.00
DAYS >= .01         2                MM      MM        2
DAYS >= .10         0                MM      MM        0
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.07   05/07 TO 05/07           05/06 TO 05/07
                                                          05/31 TO 05/31
                                                          05/31 TO 05/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    05/07(00) TO 05/07(00)
                                                 05/31(00) TO 05/31(00)1
                                                 05/31(00) TO 05/31(00)1

DEGREE_DAYS
HEATING TOTAL      25                38     -13       28
 SINCE 7/1        880              1245    -365      970
COOLING TOTAL      49                38      11       11
 SINCE 1/1        110                67      43       96

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

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   5/202
HIGHEST WIND SPEED/DIRECTION    21/200    DATE  05/14
HIGHEST GUST SPEED/DIRECTION    29/190    DATE  05/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     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                      3

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

$$



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