000 CDUS46 KMTR 220826 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE IN SAN FRANCISCO 125 AM PDT SAT SEP 22 2007 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2007... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1927 TO 2007 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 72 124 PM 99 1928 73 -1 73 MINIMUM 58 818 PM 45 1955 55 3 54 AVERAGE 65 64 1 64 PRECIPITATION (IN) YESTERDAY 0.02 0.47 1916 0.01 0.01 0.00 MONTH TO DATE 0.02 0.11 -0.09 0.00 SINCE JUL 1 0.03 0.21 -0.18 0.00 SINCE JAN 1 6.32 13.60 -7.28 15.26 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE SEP 1 0.0 SINCE JUL 1 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 1 MONTH TO DATE 22 42 -20 61 SINCE SEP 1 22 42 -20 61 SINCE JUL 1 106 175 -69 173 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 28 29 -1 9 SINCE SEP 1 28 29 -1 9 SINCE JAN 1 113 113 0 144 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 8.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM RAIN LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 78 500 PM LOWEST 47 100 PM AVERAGE 63 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 97 1939 MINIMUM TEMPERATURE (F) 55 48 1981 1910 SUNRISE AND SUNSET SEPTEMBER 22 2007.....SUNRISE 657 AM PDT SUNSET 707 PM PDT SEPTEMBER 23 2007.....SUNRISE 658 AM PDT SUNSET 705 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$