Climatological Report (Monthly) Issued by NWS San Juan, PR
000
CXCA52 TJSJ 010508
CLMSJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
108 AM AST THU JUN 01 2023
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...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 96 05/11/1980
05/05/1980
LOW 66 05/05/1962
05/03/1903
HIGHEST 93 05/09 92 1 93
05/10
05/17
LOWEST 73 05/07 71 2 72
AVG. MAXIMUM 89.7 87.4 2.3 87.6
AVG. MINIMUM 76.5 75.7 0.8 75.5
MEAN 83.1 81.6 1.5 81.5
DAYS MAX >= 90 16 6.7 9.3 6
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 16.88 1936
MINIMUM 0.44 1972
TOTALS 4.00 5.54 -1.54 1.08
DAILY AVG. 0.13 0.18 -0.05 0.03
DAYS >= .01 11 16.5 -5.5 19
DAYS >= .10 5 8.8 -3.8 3
DAYS >= .50 1 3.4 -2.4 0
DAYS >= 1.00 1 1.6 -0.6 0
GREATEST
24 HR. TOTAL 2.73 05/19 TO 05/19
STORM TOTAL 2.73
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 569 513 56 520
SINCE 1/1 2212
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 6.6
HIGHEST WIND SPEED/DIRECTION 24/060 DATE 05/08
24/080 05/20
24/260 05/26
HIGHEST GUST SPEED/DIRECTION 32/090 DATE 05/15
32/250 05/26
SKY COVER
AVERAGE SKY COVER 0.38
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 3
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 4 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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