529 CDUS46 KMTR 140832 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 132 AM PDT MON SEP 14 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 72 1243 PM 101 1971 74 -2 75 MINIMUM 59 1150 PM 47 1947 56 3 60 AVERAGE 66 65 1 68 PRECIPITATION (IN) YESTERDAY T 0.27 2009 0.00 0.00 0.00 MONTH TO DATE T 0.04 -0.04 0.00 SINCE OCT 1 16.59 20.52 -3.93 8.57 SINCE JAN 1 3.63 13.16 -9.53 7.31 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 26 -23 3 SINCE SEP 1 3 26 -23 3 SINCE JUL 1 8 139 -131 23 COOLING YESTERDAY 1 2 -1 3 MONTH TO DATE 52 26 26 32 SINCE SEP 1 52 26 26 32 SINCE JAN 1 246 123 123 285 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 10.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 90 1200 AM LOWEST 61 1200 PM AVERAGE 76 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 103 1971 MINIMUM TEMPERATURE (F) 56 46 1947 SUNRISE AND SUNSET SEPTEMBER 14 2015.....SUNRISE 650 AM PDT SUNSET 719 PM PDT SEPTEMBER 15 2015.....SUNRISE 651 AM PDT SUNSET 718 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$