350
CXCA52 TJSJ 011234
CLMIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
834 AM AST WED OCT 01 2025
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 98 09/28/1993
09/05/1993
09/01/1993
LOW 64 09/17/1972
HIGHEST MM 92 MM 93
LOWEST MM 80 MM 74
AVG. MAXIMUM MM 89.2 MM 89.5
AVG. MINIMUM MM 79.5 MM 79.6
MEAN MM 84.4 MM 84.6
DAYS MAX >= 90 MM 12.2 MM 13
DAYS MAX <= 32 MM 0.0 MM 0
DAYS MIN <= 32 MM 0.0 MM 0
DAYS MIN <= 0 MM 0.0 MM 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.94 1953
MINIMUM 0.92 2012
TOTALS MM 5.89 MM 6.34
DAILY AVG. MM 0.20 MM 0.21
DAYS >= .01 MM 15.2 MM 17
DAYS >= .10 MM 8.5 MM 11
DAYS >= .50 MM 2.5 MM 3
DAYS >= 1.00 MM 1.0 MM 2
GREATEST
24 HR. TOTAL MM
STORM TOTAL MM
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 454 580 -126 595
SINCE 1/1 4704
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 8.3
HIGHEST WIND SPEED/DIRECTION 30/130 DATE 09/24
HIGHEST GUST SPEED/DIRECTION 40/140 DATE 09/24
SKY COVER
AVERAGE SKY COVER 0.24
AVERAGE RH (PERCENT) MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 11 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 3
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 9 FOG W/VIS <= 1/4 MILE 0
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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