245 CDUS46 KMTR 080826 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT FRI AUG 08 2025 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 7 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 72 1:21 PM 94 1984 73 -1 72 MINIMUM 57 6:13 AM 46 1950 56 1 54 AVERAGE 65 65 0 63 PRECIPITATION (IN) YESTERDAY 0.00 T 1992 0.01 -0.01 0.00 1993 2013 MONTH TO DATE 0.00 0.01 -0.01 T SINCE OCT 1 16.11 19.54 -3.43 20.13 SINCE JAN 1 7.55 12.57 -5.02 14.80 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE T SINCE JUN 1 T SINCE JUL 1 T DEGREE DAYS HEATING YESTERDAY 0 2 -2 2 MONTH TO DATE 10 14 -4 27 SINCE JUN 1 222 169 53 190 SINCE JUL 1 79 72 7 77 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 4 7 -3 0 SINCE JUN 1 6 56 -50 49 SINCE JAN 1 12 76 -64 60 ................................................................... WIND (MPH) RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION NW (310) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 15.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 3:00 AM LOWEST 59 1:00 PM AVERAGE 76 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 89 2002 MINIMUM TEMPERATURE (F) 56 47 1946 SUNRISE AND SUNSET AUGUST 8 2025........SUNRISE 6:20 AM PDT SUNSET 8:10 PM PDT AUGUST 9 2025........SUNRISE 6:21 AM PDT SUNSET 8:09 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$