000 CDUS46 KMTR 180829 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE IN SAN FRANCISCO 1228 AM PST TUE DEC 18 2007 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 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 56 1132 AM 67 1958 56 0 52 MINIMUM 49 740 AM 30 1965 43 6 39 AVERAGE 53 49 4 46 PRECIPITATION (IN) YESTERDAY 0.27 1.26 2005 0.09 0.18 0.00 MONTH TO DATE 0.83 1.47 -0.64 2.40 SINCE JUL 1 3.54 5.30 -1.76 4.37 SINCE JAN 1 9.83 18.69 -8.86 19.63 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 12 16 -4 19 MONTH TO DATE 241 252 -11 211 SINCE DEC 1 241 252 -11 211 SINCE JUL 1 801 876 -75 822 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 126 142 -16 153 .................................................................. WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 4.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 200 AM LOWEST 64 700 PM AVERAGE 79 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 65 1958 MINIMUM TEMPERATURE (F) 43 30 1965 SUNRISE AND SUNSET DECEMBER 18 2007......SUNRISE 719 AM PST SUNSET 453 PM PST DECEMBER 19 2007......SUNRISE 720 AM PST SUNSET 454 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$