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

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249
CXCA52 TJSJ 011713
CLSSJU

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
113 PM AST MON JUN 01 2026

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2026 TO 5/31/2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             97   04/17/1983
 LOW              60   03/03/1957
HIGHEST           92   05/06
                       05/14
                       05/31
LOWEST            70   03/27
                       03/28
AVG. MAXIMUM    86.7               86.1     0.6     86.1
AVG. MINIMUM    74.5               74.0     0.5     74.8
MEAN            80.6               80.1     0.5     80.4
DAYS MAX >= 90    15               12.4     2.6        6
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0
DAYS MIN >= 80     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.39   2024
 MINIMUM        5.98   2021
TOTALS         12.84              12.32    0.52    18.41
DAILY AVG.      0.14               0.13    0.01     0.19
DAYS >= .01       52               43.9     8.1       70
DAYS >= .10       26               21.6     4.4       43
DAYS >= .50        8                6.5     1.5        9
DAYS >= 1.00       3                3.0     0.0        4
GREATEST
 24 HR. TOTAL     MM                                  MM
 STORM TOTAL      MM


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL   1459               1386      73     1440
 SINCE 1/1      2251

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

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    30/070    DATE  03/15
HIGHEST GUST SPEED/DIRECTION    39/090    DATE  05/24

SKY COVER
AVERAGE SKY COVER           0.45

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      14
LIGHT RAIN               47     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      23     FOG W/VIS <= 1/4 MILE      0
HAZE                      9

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

$$