Climatological Report (Monthly)
Issued by NWS
Issued by NWS
849 CXCA52 TJSJ 011231 CLMISX CLIMATE REPORT NATIONAL WEATHER SERVICE SAN JUAN PR 831 AM AST TUE OCT 01 2024 ................................... ...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1951 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 97 09/09/2023 09/09/2023 LOW 63 09/05/1979 HIGHEST 93 09/25 92 1 97 LOWEST 73 09/11 81 M8 78 AVG. MAXIMUM 90.8 89.0 1.8 94.9 AVG. MINIMUM 78.8 76.6 2.2 80.5 MEAN 84.8 82.8 2.0 87.7 DAYS MAX >= 90 27 12.6 14.4 30 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 19.15 1996 MINIMUM 0.76 2023 TOTALS 3.71 4.89 M1.18 0.76 DAILY AVG. 0.12 0.16 M0.04 0.03 DAYS >= .01 14 15.7 M1.7 12 DAYS >= .10 11 8.3 2.7 3 DAYS >= .50 1 2.2 M1.2 0 DAYS >= 1.00 1 0.7 0.3 0 GREATEST 24 HR. TOTAL 1.14 09/10 TO 09/10 STORM TOTAL 1.14 DEGREE DAYS HEATING TOTAL 0 0 0 0 SINCE 7/1 0 COOLING TOTAL 604 534 70 688 SINCE 1/1 4380 FREEZE DATES .............................................................. WIND (MPH) AVERAGE WIND SPEED 8.0 HIGHEST WIND SPEED/DIRECTION 25/070 DATE 09/02 25/100 09/03 HIGHEST GUST SPEED/DIRECTION 36/070 DATE 09/02 SKY COVER AVERAGE SKY COVER 0.22 AVERAGE RH (PERCENT) 80 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 10 MIXED PRECIP 1 HEAVY RAIN 7 RAIN 7 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 13 FOG W/VIS <= 1/4 MILE 1 HAZE 4 M INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$