769
CXUS56 KSGX 010949
CLMMYF

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
249 AM PDT MON JUN 01 2026

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

...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR THE MONTH OF MAY 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   05/03/2004
 LOW              44   05/01/1999
HIGHEST           79   05/20         MM      MM       92  05/10
LOWEST            53   05/06         MM      MM       53  05/04
                                                          05/06
                                                          05/14
AVG. MAXIMUM    70.6               72.1    -1.5     72.3
AVG. MINIMUM    58.5               56.6     1.9     57.7
MEAN            64.5               64.4     0.1     65.0
DAYS MAX >= 90     0                0.9    -0.9        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    31                                  30
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.81   2015
TOTALS          0.17               0.28   -0.11     0.19
DAILY AVG.      0.01               0.01   -0.00     0.01
DAYS >= .01        3                2.8     0.2        4
DAYS >= .10        1                1.0     0.0        0
DAYS >= .50        0                0.2    -0.2        0
DAYS >= 1.00       0                0.0     0.0        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   0.16   05/04 TO 05/05               0.09  05/03 TO 05/04
 STORM TOTAL    0.15                                0.08
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL     26                 59     -33       48
 SINCE 7/1       661               1306    -645       MM
COOLING TOTAL     20                 39     -19       51
 SINCE 1/1       180                 80     100       MM

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

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   4/260
HIGHEST WIND SPEED/DIRECTION    18/210    DATE  05/17
HIGHEST GUST SPEED/DIRECTION    28/220    DATE  05/17
                                28/200          05/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.57
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      2
HAZE                     12

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

$$