139
CXUS56 KSGX 020255
CLMMYF

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
755 PM PDT THU MAY 01 2025

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

...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            100   04/20/2009
 LOW              37   04/02/1999
HIGHEST           80   04/11         MM      MM       79  04/09
LOWEST            45   04/04         MM      MM       43  04/06
AVG. MAXIMUM    68.7               70.7    -2.0     68.5
AVG. MINIMUM    52.5               52.4     0.1     51.8
MEAN            60.6               61.5    -0.9     60.2
DAYS MAX >= 90     0                0.7    -0.7        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        3.99   2020
TOTALS          0.22               0.77   -0.55     0.44
DAILY AVG.      0.01               0.03   -0.02     0.01
DAYS >= .01        4                5.1    -1.1        4
DAYS >= .10        1                2.1    -1.1        2
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   0.16   04/03 TO 04/03               0.32  04/04 TO 04/05
 STORM TOTAL    0.16                                0.28
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL    128                126       2      139
 SINCE 7/1      1237               1248     -11       MM
COOLING TOTAL      2                 23     -21        0
 SINCE 1/1         5                 41     -36       MM

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

WIND (MPH)
AVERAGE WIND SPEED              5.9
RESULTANT WIND SPEED/DIRECTION   4/280
HIGHEST WIND SPEED/DIRECTION    21/280    DATE  04/01
HIGHEST GUST SPEED/DIRECTION    30/300    DATE  04/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.43
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       0
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
HAZE                     13

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

$$