Climatological Report (Monthly)
Issued by NWS
Issued by NWS
609 CXUS56 KMTR 010838 CLMSFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 138 AM PDT WED NOV 01 2023 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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 99 10/05/1987 LOW 37 10/20/1949 HIGHEST 92 10/05 86 10/19 10/06 LOWEST 49 10/28 47 10/27 10/29 AVG. MAXIMUM 75.9 72.3 3.6 68.9 AVG. MINIMUM 57.1 53.4 MEAN 66.5 62.9 3.6 61.2 DAYS MAX >= 90 4 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 7.30 1962 MINIMUM 0.00 2020 TOTALS T 0.79 -0.79 0.01 DAILY AVG. T 0.03 -0.03 0.00 DAYS >= .01 0 1 DAYS >= .10 0 0 DAYS >= .50 0 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL T 10/09 TO 10/09 0.01 10/22 TO 10/22 10/22 TO 10/22 10/25 TO 10/25 DEGREE DAYS HEATING TOTAL 31 100 -69 126 SINCE 7/1 84 246 -162 MM COOLING TOTAL 86 33 53 13 SINCE 1/1 273 199 74 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.9 RESULTANT WIND SPEED/DIRECTION 6/290 HIGHEST WIND SPEED/DIRECTION 26/300 DATE 10/08 HIGHEST GUST SPEED/DIRECTION 33/290 DATE 10/17 33/270 10/25 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.32 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 12 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 63 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 2 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 5 FOG W/VIS <= 1/4 MILE 0 HAZE 15 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$