653 CDUS46 KMTR 250836 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 135 AM PDT THU SEP 25 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 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 80 125 PM 93 1978 73 7 71 MINIMUM 64 1159 PM 48 1955 55 9 58 1945 AVERAGE 72 64 8 65 PRECIPITATION (IN) YESTERDAY T 0.18 1986 0.01 -0.01 0.00 MONTH TO DATE 0.01 0.11 -0.10 0.23 SINCE JUL 1 0.01 0.15 -0.14 0.23 SINCE JAN 1 7.32 13.23 -5.91 2.12 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 48 -45 12 SINCE SEP 1 3 48 -45 12 SINCE JUL 1 23 161 -138 127 COOLING YESTERDAY 7 1 6 0 MONTH TO DATE 94 39 55 37 SINCE SEP 1 94 39 55 37 SINCE JAN 1 347 136 211 137 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 8.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 900 PM LOWEST 62 100 PM AVERAGE 78 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 91 1970 1960 MINIMUM TEMPERATURE (F) 55 47 1972 1948 SUNRISE AND SUNSET SEPTEMBER 25 2014.....SUNRISE 700 AM PDT SUNSET 702 PM PDT SEPTEMBER 26 2014.....SUNRISE 701 AM PDT SUNSET 700 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$