539 CDUS46 KMTR 190845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT TUE JUL 19 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 18 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 69 220 PM 88 1968 72 -3 76 MINIMUM 56 610 AM 50 1999 56 0 59 AVERAGE 63 64 -1 68 PRECIPITATION (IN) YESTERDAY 0.00 0.01 2007 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 2 2 0 0 MONTH TO DATE 38 36 2 2 SINCE JUN 1 99 141 -42 77 SINCE JUL 1 38 36 2 2 COOLING YESTERDAY 0 1 -1 3 MONTH TO DATE 1 18 -17 27 SINCE JUN 1 20 39 -19 44 SINCE JAN 1 51 58 -7 57 .................................................................. WIND (MPH) RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 14.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 200 AM LOWEST 55 200 PM AVERAGE 71 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 90 1961 MINIMUM TEMPERATURE (F) 56 49 1981 SUNRISE AND SUNSET JULY 19 2016..........SUNRISE 603 AM PDT SUNSET 828 PM PDT JULY 20 2016..........SUNRISE 604 AM PDT SUNSET 827 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$