Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS56 KMTR 010842 CLMSFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 142 AM PDT TUE AUG 01 2023 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JULY 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 105 07/17/1988 LOW 44 07/29/1951 HIGHEST 81 07/01 81 07/10 07/02 LOWEST 54 07/10 53 07/16 07/11 07/13 07/21 07/24 AVG. MAXIMUM 71.9 72.6 -0.7 70.5 AVG. MINIMUM 56.3 56.7 MEAN 64.1 64.0 0.1 63.6 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 0.35 1977 MINIMUM 0.00 2022 TOTALS T 0.00 0.00 0.00 DAILY AVG. T 0.00 0.00 0.00 DAYS >= .01 0 0 DAYS >= .10 0 0 DAYS >= .50 0 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL T 07/09 TO 07/09 0.00 06/30 TO 06/30 DEGREE DAYS HEATING TOTAL 41 58 -17 57 SINCE 7/1 41 62 -21 MM COOLING TOTAL 22 26 -4 19 SINCE 1/1 28 69 -41 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 13.5 RESULTANT WIND SPEED/DIRECTION 13/300 HIGHEST WIND SPEED/DIRECTION 32/260 DATE 07/08 HIGHEST GUST SPEED/DIRECTION 45/260 DATE 07/08 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.39 NUMBER OF DAYS FAIR 19 NUMBER OF DAYS PC 9 NUMBER OF DAYS CLOUDY 3 AVERAGE RH (PERCENT) 71 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 10 FOG W/VIS <= 1/4 MILE 0 HAZE 18 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$