Climatological Report (Monthly)
Issued by NWS
Issued by NWS
013 CXUS56 KSGX 010931 CLMSNA CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 231 AM PDT TUE OCT 01 2024 ................................... ...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1999 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 110 09/27/2010 LOW 56 09/21/2007 HIGHEST 109 09/06 78 31 91 09/08 LOWEST 60 09/28 63 -3 61 09/26 09/29 09/27 AVG. MAXIMUM 80.3 79.9 0.4 78.1 AVG. MINIMUM 66.0 65.0 1.0 66.2 MEAN 73.2 72.5 0.7 72.2 DAYS MAX >= 90 6 3.6 2.4 1 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MAX >= 45 30 30 DAYS MIN <= 32 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 1.78 2015 MINIMUM 0.00 2018 TOTALS T 0.10 -0.10 T DAILY AVG. T 0.00 -0.00 T DAYS >= .01 0 0.6 -0.6 0 DAYS >= .10 0 0.2 -0.2 0 DAYS >= .50 0 0.0 0.0 0 DAYS >= 1.00 0 0.0 0.0 0 DAYS >= %-5.2F 0 0 DAYS >= %-5.2F 0 0 GREATEST 24 HR. TOTAL T 09/08 TO 09/08 T 09/30 TO 09/30 09/16 TO 09/16 09/19 TO 09/19 09/22 TO 09/22 09/30 TO 09/30 STORM TOTAL 0.00 0.00 (MM/DD(HH)) MM DEGREE DAYS HEATING TOTAL 0 1 -1 0 SINCE 7/1 0 0 0 MM COOLING TOTAL 254 224 30 221 SINCE 1/1 966 930 36 MM FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 4.7 RESULTANT WIND SPEED/DIRECTION 4/210 HIGHEST WIND SPEED/DIRECTION 21/200 DATE 09/06 HIGHEST GUST SPEED/DIRECTION 26/190 DATE 09/06 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.44 NUMBER OF DAYS FAIR 10 NUMBER OF DAYS PC 17 NUMBER OF DAYS CLOUDY 3 AVERAGE RH (PERCENT) 65 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 1 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 11 FOG W/VIS <= 1/4 MILE 0 HAZE 11 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$