274 CDUS46 KMTR 160828 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT FRI MAY 16 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 15 2014... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2014 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 84 1110 AM 96 2008 68 16 62 MINIMUM 58 1159 PM 43 1968 52 6 52 1964 1955 AVERAGE 71 60 11 57 PRECIPITATION (IN) YESTERDAY 0.00 1.03 1996 0.01 -0.01 0.00 MONTH TO DATE T 0.28 -0.28 T SINCE JUL 1 8.80 20.35 -11.55 12.83 SINCE JAN 1 7.31 12.78 -5.47 1.83 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 0 6 -6 8 MONTH TO DATE 40 96 -56 60 SINCE MAR 1 366 658 -292 567 SINCE JUL 1 1911 2464 -553 2451 COOLING YESTERDAY 6 0 6 0 MONTH TO DATE 41 0 41 20 SINCE MAR 1 62 6 56 24 SINCE JAN 1 62 6 56 24 .................................................................. WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 10.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 67 1100 PM LOWEST 27 400 PM AVERAGE 47 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 93 1956 MINIMUM TEMPERATURE (F) 52 44 1984 SUNRISE AND SUNSET MAY 16 2014...........SUNRISE 559 AM PDT SUNSET 813 PM PDT MAY 17 2014...........SUNRISE 558 AM PDT SUNSET 814 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$