424
CXCA52 TJSJ 010944
CLMIST

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
544 AM AST THU OCT 01 2026

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

...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            102   09/11/2026
 LOW              64   09/17/1972
HIGHEST           92   09/29         92       0       94
LOWEST            79   09/25         80      -1       75
                       09/29
AVG. MAXIMUM    89.5               89.2     0.3     90.2
AVG. MINIMUM    80.4               79.5     0.9     80.7
MEAN            84.9               84.4     0.5     85.5
DAYS MAX >= 90     4               12.2    -8.2       16
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       14.94   1953
 MINIMUM        0.92   2012
TOTALS          0.49R              5.89   -5.40     5.42
DAILY AVG.      0.05               0.20   -0.15     0.25
DAYS >= .01        6               15.2    -9.2       14
DAYS >= .10        1                8.5    -7.5        8
DAYS >= .50        0                2.5    -2.5        2
DAYS >= 1.00       0                1.0    -1.0        1
GREATEST
 24 HR. TOTAL   0.27   09/29 TO 09/30
 STORM TOTAL    0.19


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL    202                580    -378      454
 SINCE 1/1      4433

FREEZE DATES
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    20/130    DATE  09/29
HIGHEST GUST SPEED/DIRECTION    30/120    DATE  09/30

SKY COVER
AVERAGE SKY COVER           0.22

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$