382 CDUS46 KMTR 110845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1245 AM PST THU DEC 11 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 10 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 65 1150 PM 70 1958 57 8 52 MINIMUM 58 903 AM 29 1972 45 13 34 AVERAGE 62 51 11 43 PRECIPITATION (IN) YESTERDAY T 1.48 1996 0.11 -0.11 0.00 MONTH TO DATE 3.81 1.13 2.68 0.35 SINCE JUL 1 6.53 4.67 1.86 1.49 SINCE JAN 1 13.84 17.75 -3.91 3.38 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 3 14 -11 22 MONTH TO DATE 35 134 -99 180 SINCE DEC 1 35 134 -99 180 SINCE JUL 1 223 698 -475 681 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 497 164 333 164 .................................................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SE (140) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 10.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 78 100 PM AVERAGE 89 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 74 1958 MINIMUM TEMPERATURE (F) 45 26 1972 SUNRISE AND SUNSET DECEMBER 11 2014......SUNRISE 714 AM PST SUNSET 451 PM PST DECEMBER 12 2014......SUNRISE 715 AM PST SUNSET 451 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$