691 CDUS46 KMTR 190828 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT FRI SEP 19 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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 80 246 PM 93 2009 74 6 78 MINIMUM 64 1143 PM 46 1955 56 8 54 AVERAGE 72 65 7 66 PRECIPITATION (IN) YESTERDAY 0.01 2.29 1959 0.00 0.01 0.00 MONTH TO DATE 0.01 0.07 -0.06 0.00 SINCE JUL 1 0.01 0.11 -0.10 T SINCE JAN 1 7.32 13.19 -5.87 1.89 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 36 -33 8 SINCE SEP 1 3 36 -33 8 SINCE JUL 1 23 149 -126 123 COOLING YESTERDAY 7 1 6 1 MONTH TO DATE 60 33 27 32 SINCE SEP 1 60 33 27 32 SINCE JAN 1 313 130 183 132 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 7.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1100 PM LOWEST 58 200 PM AVERAGE 76 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 93 2000 1919 MINIMUM TEMPERATURE (F) 56 46 1954 1947 SUNRISE AND SUNSET SEPTEMBER 19 2014.....SUNRISE 655 AM PDT SUNSET 711 PM PDT SEPTEMBER 20 2014.....SUNRISE 656 AM PDT SUNSET 709 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$