897 CDUS46 KMTR 030838 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT MON AUG 3 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 2 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 71 347 PM 91 1946 72 -1 69 MINIMUM 62 717 AM 49 1982 56 6 59 1945 1910 AVERAGE 67 64 3 64 PRECIPITATION (IN) YESTERDAY 0.00 T 1994 0.00 0.00 0.00 1991 1983 MONTH TO DATE 0.00 0.00 0.00 0.00 SINCE OCT 1 16.59 20.44 -3.85 8.57 SINCE JAN 1 3.63 13.08 -9.45 7.31 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 0 4 -4 1 SINCE JUN 1 80 174 -94 69 SINCE JUL 1 5 69 -64 20 COOLING YESTERDAY 2 1 1 0 MONTH TO DATE 6 2 4 1 SINCE JUN 1 86 47 39 119 SINCE JAN 1 99 66 33 182 .................................................................. WIND (MPH) RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 12.5 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 57 200 PM AVERAGE 71 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 91 1998 MINIMUM TEMPERATURE (F) 56 45 1954 SUNRISE AND SUNSET AUGUST 3 2015........SUNRISE 615 AM PDT SUNSET 816 PM PDT AUGUST 4 2015........SUNRISE 616 AM PDT SUNSET 815 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$