007 CDUS46 KMTR 290826 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1226 AM PST THU DEC 29 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 28 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 58 152 PM 71 1967 56 2 48 MINIMUM 40 550 AM 32 1966 44 -4 41 AVERAGE 49 50 -1 45 PRECIPITATION (IN) YESTERDAY 0.00 1.46 1991 0.14 -0.14 0.11 MONTH TO DATE 4.63 3.61 1.02 3.36 SINCE OCT 1 8.95 6.94 2.01 4.78 SINCE JAN 1 21.39 20.23 1.16 8.43 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 16 15 1 20 MONTH TO DATE 391 400 -9 383 SINCE DEC 1 391 400 -9 383 SINCE JUL 1 805 964 -159 740 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 2 RESULTANT WIND DIRECTION E (90) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 4.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 800 AM LOWEST 40 100 PM AVERAGE 63 .......................................................... 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 2016......SUNRISE 724 AM PST SUNSET 500 PM PST DECEMBER 30 2016......SUNRISE 724 AM PST SUNSET 501 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$