Climatological Report (Monthly)
Issued by NWS
Issued by NWS
566
CXCA52 TJSJ 010908
CLMIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
508 AM AST SAT AUG 01 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR THE MONTH OF JULY 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 98 07/27/1994
LOW 66 07/22/1999
HIGHEST 95 07/11 90 5 95
07/19
07/26
LOWEST 77 07/15 78 -1 76
AVG. MAXIMUM 92.2 89.7 2.5 90.7
AVG. MINIMUM 80.7 79.3 1.4 79.7
MEAN 86.4 84.5 1.9 85.2
DAYS MAX >= 90 25 15.1 9.9 23
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 7.75 2019
MINIMUM 0.03 2007
TOTALS 0.75 2.91 -2.16 1.20
DAILY AVG. 0.03 0.09 -0.06 0.04
DAYS >= .01 7 14.8 -7.8 15
DAYS >= .10 4 6.5 -2.5 3
DAYS >= .50 0 1.6 -1.6 0
DAYS >= 1.00 0 0.4 -0.4 0
GREATEST
24 HR. TOTAL 0.33 07/22 TO 07/23
STORM TOTAL 0.22
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 650 604 46 633
SINCE 1/1 3710
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 12.1
HIGHEST WIND SPEED/DIRECTION 26/080 DATE 07/07
HIGHEST GUST SPEED/DIRECTION 35/080 DATE 07/07
SKY COVER
AVERAGE SKY COVER 0.32
AVERAGE RH (PERCENT) 57
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 0
LIGHT RAIN 7 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 2 FOG W/VIS <= 1/4 MILE 0
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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