246 CDUS46 KMTR 170831 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 130 AM PDT SUN JUL 17 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 16 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 73 258 PM 87 1988 72 1 77 MINIMUM 55 544 AM 49 1949 55 0 59 AVERAGE 64 64 0 68 PRECIPITATION (IN) YESTERDAY 0.00 0.01 1990 0.00 0.00 0.00 MONTH TO DATE T 0.00 0.00 T SINCE OCT 1 17.23 20.44 -3.21 16.59 SINCE JAN 1 12.44 13.08 -0.64 3.63 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE JUN 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 1 2 -1 0 MONTH TO DATE 34 32 2 2 SINCE JUN 1 95 137 -42 77 SINCE JUL 1 34 32 2 2 COOLING YESTERDAY 0 1 -1 3 MONTH TO DATE 1 16 -15 23 SINCE JUN 1 20 37 -17 40 SINCE JAN 1 51 56 -5 53 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (320) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320) AVERAGE WIND SPEED 7.8 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 86 200 AM LOWEST 53 300 PM AVERAGE 70 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 105 1988 MINIMUM TEMPERATURE (F) 56 47 1954 SUNRISE AND SUNSET JULY 17 2016..........SUNRISE 602 AM PDT SUNSET 829 PM PDT JULY 18 2016..........SUNRISE 603 AM PDT SUNSET 829 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$