629 CDUS46 KMTR 250839 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1239 AM PST SUN DEC 25 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 24 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 52 344 PM 65 1967 56 -4 53 MINIMUM 43 1159 PM 29 1990 44 -1 45 AVERAGE 48 50 -2 49 PRECIPITATION (IN) YESTERDAY 0.03 2.00 1983 0.15 -0.12 0.13 MONTH TO DATE 4.63 3.04 1.59 3.24 SINCE OCT 1 8.95 6.37 2.58 4.66 SINCE JAN 1 21.39 19.66 1.73 8.31 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 17 15 2 16 MONTH TO DATE 318 340 -22 301 SINCE DEC 1 318 340 -22 301 SINCE JUL 1 732 904 -172 658 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 142 164 -22 327 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 12.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 83 500 AM LOWEST 54 200 PM AVERAGE 69 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 68 1967 MINIMUM TEMPERATURE (F) 44 31 1990 1962 SUNRISE AND SUNSET DECEMBER 25 2016......SUNRISE 723 AM PST SUNSET 457 PM PST DECEMBER 26 2016......SUNRISE 723 AM PST SUNSET 458 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$