854 CDUS46 KMTR 110844 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 144 AM PDT MON AUG 11 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 10 2014... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2014 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 77 410 PM 87 2009 72 5 70 MINIMUM 60 639 AM 47 1951 56 4 58 AVERAGE 69 64 5 64 PRECIPITATION (IN) YESTERDAY 0.00 T 2013 0.00 0.00 T MONTH TO DATE T 0.01 -0.01 T SINCE JUL 1 T 0.01 -0.01 T SINCE JAN 1 7.31 13.09 -5.78 1.89 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 0 2 -2 1 MONTH TO DATE 1 20 -19 26 SINCE JUN 1 69 190 -121 192 SINCE JUL 1 20 85 -65 104 COOLING YESTERDAY 4 1 3 0 MONTH TO DATE 17 10 7 0 SINCE JUN 1 135 55 80 45 SINCE JAN 1 198 74 124 72 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 7.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 84 1200 AM LOWEST 54 400 PM AVERAGE 69 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 84 1959 MINIMUM TEMPERATURE (F) 56 48 1951 SUNRISE AND SUNSET AUGUST 11 2014........SUNRISE 622 AM PDT SUNSET 807 PM PDT AUGUST 12 2014........SUNRISE 623 AM PDT SUNSET 806 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$