040 CDUS46 KMTR 110826 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT THU SEP 11 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 82 158 PM 94 1979 74 8 74 MINIMUM 56 507 AM 49 1947 56 0 57 AVERAGE 69 65 4 66 PRECIPITATION (IN) YESTERDAY 0.00 0.00 2007 0.00 0.00 0.00 MONTH TO DATE 0.00 0.03 -0.03 0.00 SINCE JUL 1 T 0.07 -0.07 T SINCE JAN 1 7.31 13.15 -5.84 1.89 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE SEP 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 3 20 -17 0 SINCE SEP 1 3 20 -17 0 SINCE JUL 1 23 133 -110 115 COOLING YESTERDAY 4 2 2 1 MONTH TO DATE 23 20 3 27 SINCE SEP 1 23 20 3 27 SINCE JAN 1 276 117 159 127 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 8.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 97 800 AM LOWEST 47 200 PM AVERAGE 72 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 98 1979 MINIMUM TEMPERATURE (F) 56 49 1951 SUNRISE AND SUNSET SEPTEMBER 11 2014.....SUNRISE 648 AM PDT SUNSET 723 PM PDT SEPTEMBER 12 2014.....SUNRISE 649 AM PDT SUNSET 722 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$