Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
170
CXCA52 TJSJ 192059
CLSIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
459 PM AST TUE DEC 19 2023
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2023 TO 11/30/2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 98 09/28/1993
09/05/1993
09/01/1993
LOW 61 11/25/1999
HIGHEST 93 09/09
09/10
09/28
LOWEST 74 11/25
AVG. MAXIMUM 88.3 88.1 0.2 87.8
AVG. MINIMUM 79.8 78.1 1.7 78.3
MEAN 84.0 83.1 0.9 83.0
DAYS MAX >= 90 28 22.7 5.3 16
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
DAYS MIN >= 80 48 30
PRECIPITATION (INCHES)
RECORD
MAXIMUM 29.68 1974
MINIMUM 7.13 1964
TOTALS 13.87 17.23 -3.36 17.78
DAILY AVG. 0.15 0.19 -0.04 0.23
DAYS >= .01 34 51.0 -17.0 47
DAYS >= .10 14 28.3 -14.3 21
DAYS >= .50 3 8.5 -5.5 6
DAYS >= 1.00 1 3.8 -2.8 1
GREATEST
24 HR. TOTAL MM 4.29
STORM TOTAL 2.00
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 1756 1647 109 1666
SINCE 1/1 5918
FREEZE DATES
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 9.6
HIGHEST WIND SPEED/DIRECTION 33/270 DATE 10/04
HIGHEST GUST SPEED/DIRECTION 47/110 DATE 10/20
SKY COVER
AVERAGE SKY COVER 0.25
AVERAGE RH (PERCENT) 82
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 18 MIXED PRECIP 2
HEAVY RAIN 16 RAIN 53
LIGHT RAIN 40 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 38 FOG W/VIS <= 1/4 MILE 0
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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