078 CDUS46 KMTR 160829 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 129 AM PDT FRI SEP 16 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 65 226 PM 98 1971 74 -9 68 MINIMUM 55 1159 PM 48 1970 56 -1 57 AVERAGE 60 65 -5 63 PRECIPITATION (IN) YESTERDAY 0.00 0.00 2007 0.00 0.00 0.00 MONTH TO DATE 0.00 0.05 -0.05 T SINCE OCT 1 17.23 20.53 -3.30 16.59 SINCE JAN 1 12.44 13.17 -0.73 3.63 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 5 2 3 2 MONTH TO DATE 32 30 2 7 SINCE SEP 1 32 30 2 7 SINCE JUL 1 135 143 -8 12 COOLING YESTERDAY 0 2 -2 0 MONTH TO DATE 12 30 -18 52 SINCE SEP 1 12 30 -18 52 SINCE JAN 1 77 127 -50 246 .................................................................. WIND (MPH) RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 15.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 200 AM LOWEST 67 1200 PM AVERAGE 80 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 90 1968 MINIMUM TEMPERATURE (F) 56 49 2006 SUNRISE AND SUNSET SEPTEMBER 16 2016.....SUNRISE 653 AM PDT SUNSET 715 PM PDT SEPTEMBER 17 2016.....SUNRISE 654 AM PDT SUNSET 713 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$