918 CDUS46 KMTR 010836 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1236 AM PST FRI JAN 1 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 51 427 PM 67 1996 56 -5 58 1958 MINIMUM 39 1124 PM 29 1978 44 -5 41 AVERAGE 45 50 -5 50 PRECIPITATION (IN) YESTERDAY 0.00 1.86 2005 0.14 -0.14 0.00 MONTH TO DATE 3.37 4.03 -0.66 10.66 SINCE OCT 1 4.79 7.36 -2.57 12.96 SINCE JAN 1 8.44 20.65 -12.21 20.69 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 20 15 5 15 MONTH TO DATE 443 445 -2 247 SINCE DEC 1 443 446 -3 247 SINCE JUL 1 800 1010 -210 435 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 327 164 163 497 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (70) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 8.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 85 400 AM LOWEST 46 1100 AM AVERAGE 66 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 68 1996 MINIMUM TEMPERATURE (F) 44 31 1965 1952 SUNRISE AND SUNSET JANUARY 1 2016.......SUNRISE 724 AM PST SUNSET 502 PM PST JANUARY 2 2016.......SUNRISE 725 AM PST SUNSET 502 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$