CDUS46 KMTR 230828 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 128 AM PDT SUN AUG 23 2026 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 22 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 69 2:24 PM 90 1999 74 -5 71 MINIMUM 59 7:55 AM 49 1955 57 2 56 AVERAGE 64 65 -1 64 PRECIPITATION (IN) YESTERDAY 0.00 0.02 1951 0.01 -0.01 0.00 MONTH TO DATE 0.03 0.03 0.00 T SINCE OCT 1 19.62 19.56 0.06 16.11 SINCE JAN 1 10.77 12.59 -1.82 7.55 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE T SINCE JUN 1 T SINCE JUL 1 T DEGREE DAYS HEATING YESTERDAY 1 1 0 1 MONTH TO DATE 15 32 -17 18 SINCE JUN 1 125 187 -62 230 SINCE JUL 1 65 90 -25 87 COOLING YESTERDAY 0 2 -2 0 MONTH TO DATE 11 24 -13 21 SINCE JUN 1 63 73 -10 23 SINCE JAN 1 106 93 13 29 ................................................................... WIND (MPH) RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 15.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 87 6:00 AM LOWEST 65 2:00 PM AVERAGE 76 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 92 2010MINIMUM TEMPERATURE (F) 57 49 1953 SUNRISE AND SUNSET AUGUST 23 2026........SUNRISE 6:32 AM PDT SUNSET 7:51 PM PDT AUGUST 24 2026........SUNRISE 6:33 AM PDT SUNSET 7:50 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$