976 CDUS46 KMTR 270841 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1241 AM PST TUE DEC 27 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 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 53 331 PM 72 1967 56 -3 52 MINIMUM 41 315 AM 32 1954 44 -3 39 AVERAGE 47 50 -3 46 PRECIPITATION (IN) YESTERDAY 0.00 1.46 1948 0.14 -0.14 0.00 MONTH TO DATE 4.63 3.33 1.30 3.24 SINCE OCT 1 8.95 6.66 2.29 4.66 SINCE JAN 1 21.39 19.95 1.44 8.31 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 18 15 3 19 MONTH TO DATE 356 370 -14 339 SINCE DEC 1 356 370 -14 339 SINCE JUL 1 770 934 -164 696 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 6 RESULTANT WIND DIRECTION E (80) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 7.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 70 1200 AM LOWEST 41 200 PM AVERAGE 56 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 70 1953 MINIMUM TEMPERATURE (F) 44 33 1962 1954 SUNRISE AND SUNSET DECEMBER 27 2016......SUNRISE 723 AM PST SUNSET 459 PM PST DECEMBER 28 2016......SUNRISE 724 AM PST SUNSET 459 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$