Climatological Report (Monthly)
Issued by NWS
Issued by NWS
713
CXCA52 TJSJ 031514
CLMIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
1114 AM AST THU SEP 03 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH MM
LOW MM
HIGHEST MM 90 MM 95
LOWEST MM 78 MM 76
AVG. MAXIMUM MM 89.8 MM 91.5
AVG. MINIMUM MM 79.6 MM 81.7
MEAN MM 84.7 MM 86.6
DAYS MAX >= 90 MM 15.6 MM 24
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 9.14 2011
MINIMUM 0.70 1993
TOTALS 0.85 4.37 -3.52 3.51
DAILY AVG. 0.04 0.14 -0.10 0.13
DAYS >= .01 9 15.8 -6.8 MM
DAYS >= .10 4 7.4 -3.4 MM
DAYS >= .50 0 2.4 -2.4 MM
DAYS >= 1.00 0 1.0 -1.0 MM
GREATEST
24 HR. TOTAL 0.42 08/04 TO 08/05
STORM TOTAL 0.31
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL MM 611 MM 614
SINCE 1/1 4231
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 11.4
HIGHEST WIND SPEED/DIRECTION 25/120 DATE 08/13
25/080 08/14
HIGHEST GUST SPEED/DIRECTION 39/040 DATE 08/14
SKY COVER
AVERAGE SKY COVER 0.30
AVERAGE RH (PERCENT) MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 3
LIGHT RAIN 7 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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