885 CDUS46 KMTR 170835 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 135 AM PDT THU APR 17 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 16 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 73 1243 PM 81 1999 65 8 62 MINIMUM 52 600 AM 40 1975 49 3 45 AVERAGE 63 57 6 54 PRECIPITATION (IN) YESTERDAY 0.00 0.64 2000 0.04 -0.04 0.00 MONTH TO DATE 1.20 0.82 0.38 0.47 SINCE JUL 1 8.39 19.60 -11.21 12.83 SINCE JAN 1 6.90 12.03 -5.13 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 2 8 -6 11 MONTH TO DATE 89 141 -52 128 SINCE MAR 1 265 455 -190 443 SINCE JUL 1 1810 2261 -451 2327 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 6 0 6 1 SINCE MAR 1 6 1 5 1 SINCE JAN 1 6 1 5 1 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (280) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 11.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 83 100 AM LOWEST 47 1200 PM AVERAGE 65 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 82 1954 MINIMUM TEMPERATURE (F) 49 40 1963 SUNRISE AND SUNSET APRIL 17 2014.........SUNRISE 632 AM PDT SUNSET 747 PM PDT APRIL 18 2014.........SUNRISE 630 AM PDT SUNSET 748 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$