438 CDUS46 KMTR 030837 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT THU SEP 3 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 73 1249 PM 93 1950 74 -1 74 MINIMUM 62 1159 PM 49 1946 56 6 60 1910 AVERAGE 68 65 3 67 PRECIPITATION (IN) YESTERDAY 0.00 0.00 2007 0.00 0.00 0.00 MONTH TO DATE 0.00 0.00 0.00 0.00 SINCE OCT 1 16.59 20.48 -3.89 8.57 SINCE JAN 1 3.63 13.12 -9.49 7.31 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 0 4 -4 0 SINCE SEP 1 0 4 -4 0 SINCE JUL 1 5 117 -112 20 COOLING YESTERDAY 3 2 1 2 MONTH TO DATE 6 4 2 9 SINCE SEP 1 6 4 2 9 SINCE JAN 1 200 101 99 262 .................................................................. WIND (MPH) RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 14.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 78 1200 AM LOWEST 57 1100 AM AVERAGE 68 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 93 1961 MINIMUM TEMPERATURE (F) 56 50 1970 1947 1945 SUNRISE AND SUNSET SEPTEMBER 3 2015.....SUNRISE 641 AM PDT SUNSET 736 PM PDT SEPTEMBER 4 2015.....SUNRISE 642 AM PDT SUNSET 734 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$