796 CDUS46 KMTR 210826 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT THU AUG 21 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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 73 200 PM 84 1964 73 0 76 MINIMUM 62 1159 PM 47 1955 56 6 59 AVERAGE 68 65 3 68 PRECIPITATION (IN) YESTERDAY 0.00 0.04 1997 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 31 -30 31 SINCE JUN 1 69 201 -132 197 SINCE JUL 1 20 96 -76 109 COOLING YESTERDAY 3 1 2 3 MONTH TO DATE 42 20 22 16 SINCE JUN 1 160 65 95 61 SINCE JAN 1 223 84 139 88 .................................................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 9.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 84 200 AM LOWEST 61 1200 PM AVERAGE 73 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 85 1974 MINIMUM TEMPERATURE (F) 56 42 1928 SUNRISE AND SUNSET AUGUST 21 2014........SUNRISE 631 AM PDT SUNSET 754 PM PDT AUGUST 22 2014........SUNRISE 631 AM PDT SUNSET 753 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$