Climatological Report (Monthly)
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000
CXCA52 TJSJ 011020
CLMISX

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
620 AM AST MON JAN 01 2024

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

...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             92   12/27/1995
 LOW              61   12/29/1982
                       12/24/1964
HIGHEST           90   12/08         88       2       88
                       12/09
                       12/11
LOWEST            69   12/25         77      -8       66
AVG. MAXIMUM    87.5               85.1     2.4     85.8
AVG. MINIMUM    74.6               72.5     2.1     72.1
MEAN            81.1               78.8     2.3     79.0
DAYS MAX >= 90     6                0.1     5.9        0
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       14.03   1960
 MINIMUM        0.37   2010
TOTALS          1.30               3.25   -1.95     0.60
DAILY AVG.      0.04               0.10   -0.06     0.02
DAYS >= .01       15               17.2    -2.2       11
DAYS >= .10        5                6.7    -1.7        3
DAYS >= .50        0                1.5    -1.5        0
DAYS >= 1.00       0                0.7    -0.7        0
GREATEST
 24 HR. TOTAL   0.34   12/08 TO 12/09
 STORM TOTAL    0.33


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0
COOLING TOTAL    507                428      79      439
 SINCE 1/1      6522

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

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    30/080    DATE  12/12
                                30/070          12/13
HIGHEST GUST SPEED/DIRECTION    38/060    DATE  12/13

SKY COVER
AVERAGE SKY COVER           0.29

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               2
HEAVY RAIN                3     RAIN                      20
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      0
HAZE                      8

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

$$


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