Climatological Report (Annual)
Issued by NWS San Juan, PR

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613
CXCA42 TJSJ 032226
CLASJU

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
626 PM AST FRI JAN 03 2025

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE YEAR OF 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             98   10/09/1981
 LOW              60   03/03/1957
HIGHEST           96   09/15         95       1       96
                       10/09
                       10/23
LOWEST            70   02/08         67       3       68
AVG. MAXIMUM    88.7               86.7     2.0     87.8
AVG. MINIMUM    77.8               75.1     2.7     76.5
MEAN            83.3               80.9     2.4     82.2
DAYS MAX >= 90   182               72.0   110.0      134
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
DAYS MIN >= 80   128                                  89

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       89.50   2010
 MINIMUM       35.53
TOTALS         79.51              59.87   19.64    56.18
DAILY AVG.      0.23               0.16    0.07     0.15
DAYS >= .01      249              208.3    40.7       MM
DAYS >= .10      117              112.2     4.8       MM
DAYS >= .50       39               33.7     5.3       MM
DAYS >= 1.00      15               13.3     1.7       MM
GREATEST
 24 HR. TOTAL   6.21                                5.22
 STORM TOTAL    4.91


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL   6764               5800     964     6363
 SINCE 1/1      6764

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

WIND (MPH)
AVERAGE WIND SPEED              7.7
HIGHEST WIND SPEED/DIRECTION    33/080    DATE  01/24
HIGHEST GUST SPEED/DIRECTION    48/040    DATE  01/24

SKY COVER
AVERAGE SKY COVER           0.46

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             64     MIXED PRECIP               1
HEAVY RAIN               40     RAIN                      86
LIGHT RAIN              217     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                     129     FOG W/VIS <= 1/4 MILE      1
HAZE                     44

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

$$