381 CDUS46 KMTR 282015 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 114 PM PDT MON APR 28 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 27 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 64 359 PM 87 2004 66 -2 61 MINIMUM 53 547 AM 36 1955 50 3 49 AVERAGE 59 58 1 55 PRECIPITATION (IN) YESTERDAY 0.00 0.89 1953 0.03 -0.03 0.00 MONTH TO DATE 1.61 1.21 0.40 0.47 SINCE JUL 1 8.80 19.99 -11.19 12.83 SINCE JAN 1 7.31 12.42 -5.11 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 6 7 -1 10 MONTH TO DATE 139 226 -87 181 SINCE MAR 1 315 540 -225 496 SINCE JUL 1 1860 2346 -486 2380 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 6 0 6 3 SINCE MAR 1 6 1 5 3 SINCE JAN 1 6 1 5 3 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 13.2 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 86 800 AM LOWEST 60 1200 PM AVERAGE 73 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 89 1981 MINIMUM TEMPERATURE (F) 50 39 1967 SUNRISE AND SUNSET APRIL 28 2014.........SUNRISE 618 AM PDT SUNSET 757 PM PDT APRIL 29 2014.........SUNRISE 616 AM PDT SUNSET 758 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$