


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
947 CXUS56 KSGX 011359 CLMSAN CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 659 AM PDT FRI AUG 01 2025 ................................... ...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF JULY 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1874 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 100 07/30/1930 LOW 54 07/16/1884 07/04/1880 HIGHEST 81 07/15 76 5 80 07/24 07/25 07/26 LOWEST 62 07/03 66 -4 65 07/06 07/29 07/31 AVG. MAXIMUM 73.4 75.3 -1.9 76.8 AVG. MINIMUM 64.8 66.1 -1.3 67.1 MEAN 69.1 70.7 -1.6 72.0 DAYS MAX >= 90 0 0.1 -0.1 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MAX >= 45 31 31 DAYS MIN <= 32 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 1.71 2015 MINIMUM 0.00 2025 TOTALS 0.00R 0.08 -0.08 T DAILY AVG. 0.00 0.00 -0.00 T DAYS >= .01 0 0.7 -0.7 0 DAYS >= .10 0 0.1 -0.1 0 DAYS >= .50 0 0.1 -0.1 0 DAYS >= 1.00 0 0.0 0.0 0 DAYS >= %-5.2F 0 0 DAYS >= %-5.2F 0 0 GREATEST 24 HR. TOTAL 0.00 06/30 TO 06/30 T 07/17 TO 07/17 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 132 177 -45 216 SINCE 1/1 228 330 -102 MM FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.4 RESULTANT WIND SPEED/DIRECTION 4/280 HIGHEST WIND SPEED/DIRECTION 18/280 DATE 07/08 18/280 07/23 HIGHEST GUST SPEED/DIRECTION 31/210 DATE 07/16 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.67 NUMBER OF DAYS FAIR 0 NUMBER OF DAYS PC 21 NUMBER OF DAYS CLOUDY 10 AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 0 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 3 FOG W/VIS <= 1/4 MILE 0 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$