714
CXUS56 KSGX 010937
CLMFUL

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
237 AM PDT FRI MAY 01 2026

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

...THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            102   04/27/2008
                       04/27/2004
 LOW              39   04/10/1999
HIGHEST           91   04/04         73      18       82  04/10
LOWEST            51   04/28         51       0       45  04/02
AVG. MAXIMUM    75.1               74.2     0.9     71.3
AVG. MINIMUM    56.2               53.8     2.4     52.7
MEAN            65.6               64.0     1.6     62.0
DAYS MAX >= 90     1                1.6    -0.6        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    30                                  30
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.21   1958
 MINIMUM        0.00   1997
TOTALS          0.38               0.59   -0.21     0.19
DAILY AVG.      0.01               0.02   -0.01     0.01
DAYS >= .01        4                3.5     0.5        1
DAYS >= .10        1                1.6    -0.6        1
DAYS >= .50        0                0.4    -0.4        0
DAYS >= 1.00       0                0.1    -0.1        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   0.30   04/12 TO 04/13               0.19  04/26 TO 04/26
 STORM TOTAL    0.29                                0.19
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL     23                 78     -55       93
 SINCE 7/1       514               1018    -504       MM
COOLING TOTAL     49                 48       1        8
 SINCE 1/1       249                 85     164       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        12/31
LATEST                          MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.5
RESULTANT WIND SPEED/DIRECTION   2/180
HIGHEST WIND SPEED/DIRECTION    20/080    DATE  04/03
                                20/070          04/04
HIGHEST GUST SPEED/DIRECTION    27/080    DATE  04/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     62

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

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

$$