Climatological Report (Monthly)
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
808 CXCA52 TJSJ 010428 CLMSJU CLIMATE REPORT NATIONAL WEATHER SERVICE SAN JUAN PR 1228 AM AST WED NOV 01 2023 ................................... ...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 .............................................................. 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. $$