609 CDUS46 KMTR 290845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1245 AM PST MON DEC 29 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 28 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 57 358 PM 71 1967 56 1 63 MINIMUM 43 741 AM 32 1966 44 -1 40 AVERAGE 50 50 0 52 PRECIPITATION (IN) YESTERDAY 0.00 1.46 1991 0.14 -0.14 0.00 MONTH TO DATE 10.66 3.61 7.05 0.35 SINCE JUL 1 13.38 7.15 6.23 1.49 SINCE JAN 1 20.69 20.23 0.46 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 15 15 0 13 MONTH TO DATE 203 400 -197 428 SINCE DEC 1 203 400 -197 428 SINCE JUL 1 391 964 -573 929 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 2 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 4.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1000 PM LOWEST 61 300 PM AVERAGE 77 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 68 2013 MINIMUM TEMPERATURE (F) 44 33 1988 1962 SUNRISE AND SUNSET DECEMBER 29 2014......SUNRISE 724 AM PST SUNSET 500 PM PST DECEMBER 30 2014......SUNRISE 724 AM PST SUNSET 500 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$