086 CDUS46 KMTR 150838 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT THU MAY 15 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 14 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 91R 217 PM 87 2006 67 24 65 1922 MINIMUM 63 507 AM 41 1968 52 11 53 AVERAGE 77 59 18 59 PRECIPITATION (IN) YESTERDAY 0.00 0.33 1995 0.02 -0.02 0.00 MONTH TO DATE T 0.27 -0.27 T SINCE JUL 1 8.80 20.34 -11.54 12.83 SINCE JAN 1 7.31 12.77 -5.46 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 6 MONTH TO DATE 40 90 -50 52 SINCE MAR 1 366 652 -286 559 SINCE JUL 1 1911 2458 -547 2443 COOLING YESTERDAY 12 0 12 0 MONTH TO DATE 35 0 35 20 SINCE MAR 1 56 6 50 24 SINCE JAN 1 56 6 50 24 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 7.9 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 73 200 AM LOWEST 15 500 PM AVERAGE 44 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 96 2008 MINIMUM TEMPERATURE (F) 52 43 1968 1964 1955 SUNRISE AND SUNSET MAY 15 2014...........SUNRISE 600 AM PDT SUNSET 812 PM PDT MAY 16 2014...........SUNRISE 559 AM PDT SUNSET 813 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$