721 CDUS46 KMTR 040833 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 133 AM PDT SUN MAY 4 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 3 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 67 1249 PM 85 2013 67 0 85 MINIMUM 55 637 AM 39 1950 51 4 56 AVERAGE 61 58 3 71 PRECIPITATION (IN) YESTERDAY 0.00 0.44 1951 0.02 -0.02 0.00 MONTH TO DATE 0.00 0.07 -0.07 0.00 SINCE JUL 1 8.80 20.14 -11.34 12.83 SINCE JAN 1 7.31 12.57 -5.26 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 4 7 -3 0 MONTH TO DATE 5 21 -16 0 SINCE MAR 1 324 583 -259 507 SINCE JUL 1 1869 2389 -520 2391 COOLING YESTERDAY 0 0 0 6 MONTH TO DATE 9 0 9 16 SINCE MAR 1 30 6 24 20 SINCE JAN 1 30 6 24 20 .................................................................. WIND (MPH) RESULTANT WIND SPEED 17 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 17.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 100 AM LOWEST 52 100 PM AVERAGE 69 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 84 2013 2011 MINIMUM TEMPERATURE (F) 51 40 1952 1950 SUNRISE AND SUNSET MAY 4 2014...........SUNRISE 611 AM PDT SUNSET 802 PM PDT MAY 5 2014...........SUNRISE 610 AM PDT SUNSET 803 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$