618 CDUS46 KMTR 130828 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 128 AM PDT SAT AUG 13 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 12 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 69 139 PM 89 1959 72 -3 77 1958 MINIMUM 54 1158 PM 47 1946 56 -2 58 AVERAGE 62 64 -2 68 PRECIPITATION (IN) YESTERDAY 0.00 T 1991 0.00 0.00 0.00 1988 1986 MONTH TO DATE 0.00 0.01 -0.01 T SINCE OCT 1 17.23 20.45 -3.22 16.59 SINCE JAN 1 12.44 13.09 -0.65 3.63 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE JUN 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 3 1 2 0 MONTH TO DATE 17 23 -6 0 SINCE JUN 1 143 193 -50 80 SINCE JUL 1 82 88 -6 5 COOLING YESTERDAY 0 1 -1 3 MONTH TO DATE 3 12 -9 23 SINCE JUN 1 26 57 -31 103 SINCE JAN 1 57 76 -19 116 .................................................................. WIND (MPH) RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 12.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 87 700 AM LOWEST 59 100 PM AVERAGE 73 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 89 1991 MINIMUM TEMPERATURE (F) 56 47 1946 SUNRISE AND SUNSET AUGUST 13 2016........SUNRISE 624 AM PDT SUNSET 804 PM PDT AUGUST 14 2016........SUNRISE 625 AM PDT SUNSET 803 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$