287 CDUS46 KMTR 310826 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 125 AM PDT THU JUL 31 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 30 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 72 128 PM 97 1977 72 0 68 MINIMUM 58 936 PM 45 1954 56 2 55 AVERAGE 65 64 1 62 PRECIPITATION (IN) YESTERDAY 0.00 0.03 1966 0.00 0.00 0.00 MONTH TO DATE T 0.00 0.00 T SINCE JUL 1 T 0.00 0.00 T SINCE JAN 1 7.31 13.08 -5.77 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 3 MONTH TO DATE 19 60 -41 75 SINCE JUN 1 68 165 -97 163 SINCE JUL 1 19 60 -41 75 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 83 30 53 18 SINCE JUN 1 118 51 67 45 SINCE JAN 1 181 70 111 72 .................................................................. WIND (MPH) RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 15.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 100 400 AM LOWEST 61 100 PM AVERAGE 81 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 97 1993 MINIMUM TEMPERATURE (F) 56 49 1956 SUNRISE AND SUNSET JULY 31 2014..........SUNRISE 613 AM PDT SUNSET 819 PM PDT AUGUST 1 2014........SUNRISE 613 AM PDT SUNSET 818 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$