Climatological Report (Monthly) Issued by NWS San Juan, PR
000
CXCA52 TJSJ 010428
CLMSJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
1228 AM AST WED NOV 01 2023
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...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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
..............................................................
TEMPERATURE (F)
RECORD
HIGH 98 10/09/1981
LOW 67 10/20/1959
HIGHEST 96 10/09 93 3 94
10/15
10/16
LOWEST 77 10/25 72 5 75
10/26
10/27
AVG. MAXIMUM 91.0 88.6 2.4 88.8
AVG. MINIMUM 79.7 76.7 3.0 77.8
MEAN 85.4 82.7 2.7 83.3
DAYS MAX >= 90 22 9.5 12.5 9
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 15.06 1970
MINIMUM 1.17 1979
TOTALS 9.73 5.21 4.52 6.61
DAILY AVG. 0.31 0.17 0.14 0.21
DAYS >= .01 15 17.7 -2.7 25
DAYS >= .10 10 10.6 -0.6 12
DAYS >= .50 4 3.0 1.0 3
DAYS >= 1.00 2 1.2 0.8 3
GREATEST
24 HR. TOTAL 5.22 10/27 TO 10/28
STORM TOTAL 5.20
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 641 547 94 575
SINCE 1/1 5362
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 5.8
HIGHEST WIND SPEED/DIRECTION 21/070 DATE 10/11
21/070 10/12
21/070 10/19
HIGHEST GUST SPEED/DIRECTION 33/160 DATE 10/04
SKY COVER
AVERAGE SKY COVER 0.45
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 4
HEAVY RAIN 5 RAIN 27
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 12 FOG W/VIS <= 1/4 MILE 1
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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