382 CDUS46 KMTR 280841 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 141 AM PDT MON SEP 28 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 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 1222 PM 96 2010 73 -2 73 1958 MINIMUM 57 1159 PM 47 1955 55 2 63 1948 AVERAGE 64 64 0 68 PRECIPITATION (IN) YESTERDAY 0.00 0.81 1957 0.00 0.00 0.00 MONTH TO DATE T 0.13 -0.13 0.42 SINCE OCT 1 16.59 20.61 -4.02 8.99 SINCE JAN 1 3.63 13.25 -9.62 7.73 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 1 2 -1 0 MONTH TO DATE 14 54 -40 3 SINCE SEP 1 14 54 -40 3 SINCE JUL 1 19 167 -148 23 COOLING YESTERDAY 0 1 -1 3 MONTH TO DATE 92 42 50 103 SINCE SEP 1 92 42 50 103 SINCE JAN 1 286 139 147 356 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 9.6 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 86 200 AM LOWEST 61 100 PM AVERAGE 74 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 95 2010 MINIMUM TEMPERATURE (F) 55 47 1947 SUNRISE AND SUNSET SEPTEMBER 28 2015.....SUNRISE 702 AM PDT SUNSET 657 PM PDT SEPTEMBER 29 2015.....SUNRISE 703 AM PDT SUNSET 656 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$