326 CDUS46 KMTR 180845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT MON AUG 18 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 17 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 72 121 PM 85 1939 73 -1 72 MINIMUM 57 558 AM 44 1935 56 1 59 AVERAGE 65 64 1 66 PRECIPITATION (IN) YESTERDAY 0.00 0.03 1976 0.00 0.00 0.00 MONTH TO DATE T 0.02 -0.02 T SINCE JUL 1 T 0.02 -0.02 T SINCE JAN 1 7.31 13.10 -5.79 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 1 -1 0 MONTH TO DATE 1 28 -27 31 SINCE JUN 1 69 198 -129 197 SINCE JUL 1 20 93 -73 109 COOLING YESTERDAY 0 1 -1 1 MONTH TO DATE 36 17 19 8 SINCE JUN 1 154 62 92 53 SINCE JAN 1 217 81 136 80 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM AVERAGE WIND SPEED 11.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 800 PM LOWEST 61 100 PM AVERAGE 79 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 88 1934 MINIMUM TEMPERATURE (F) 56 48 1957 SUNRISE AND SUNSET AUGUST 18 2014........SUNRISE 628 AM PDT SUNSET 758 PM PDT AUGUST 19 2014........SUNRISE 629 AM PDT SUNSET 757 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$