Climatological Report (Annual) 
Issued by NWS
        
        
                
        
            
        Issued by NWS
615
CXCA42 TJSJ 032226
CLAISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
626 PM AST FRI JAN 03 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR THE YEAR OF 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2025
WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             98   10/01/1972
 LOW              60   03/29/1977
HIGHEST           93   10/19         95      M2       97
                       10/20
                       10/23
LOWEST            69   02/03         65       4       65
                       12/29
                       12/30
AVG. MAXIMUM      MM               87.0      MM     88.7
AVG. MINIMUM      MM               74.5      MM     76.4
MEAN              MM               80.7      MM     82.6
DAYS MAX >= 90   151               70.4    80.6      158
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    70                                 108
PRECIPITATION (INCHES)
RECORD
 MAXIMUM          MM
 MINIMUM       15.07
TOTALS            MM              37.01      MM    14.38
DAILY AVG.        MM               0.10      MM     0.04
DAYS >= .01       30              172.7  M142.7       MM
DAYS >= .10       18               73.9   M55.9       MM
DAYS >= .50        4               17.1   M13.1       MM
DAYS >= 1.00       3                6.5    M3.5       MM
GREATEST
 24 HR. TOTAL   4.28                                3.19
 STORM TOTAL    2.73
DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL   6036               5748     288     6492
 SINCE 1/1      6036
FREEZE DATES
..............................................................
WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    38/190    DATE  08/13
HIGHEST GUST SPEED/DIRECTION    65/190    DATE  08/13
SKY COVER
AVERAGE SKY COVER           0.34
AVERAGE RH (PERCENT)     MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             60     MIXED PRECIP               2
HEAVY RAIN               56     RAIN                      74
LIGHT RAIN              161     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                     140     FOG W/VIS <= 1/4 MILE      1
HAZE                     55
M  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
$$