717 CDUS46 KMTR 060845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT MON APR 6 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 5 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 59 252 PM 84 1989 64 -5 63 MINIMUM 48 1159 PM 39 1975 48 0 50 AVERAGE 54 56 -2 57 PRECIPITATION (IN) YESTERDAY 0.11 0.74 1969 0.06 0.05 0.00 MONTH TO DATE 0.11 0.30 -0.19 1.20 SINCE OCT 1 15.14 18.87 -3.73 8.16 SINCE JAN 1 2.18 11.51 -9.33 6.90 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 11 9 2 8 MONTH TO DATE 41 45 -4 47 SINCE MAR 1 185 359 -174 223 SINCE JUL 1 1132 2165 -1033 1768 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 6 1 5 0 SINCE JAN 1 6 1 5 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 7.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1100 AM LOWEST 53 200 PM AVERAGE 77 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 89 1989 MINIMUM TEMPERATURE (F) 48 38 1975 SUNRISE AND SUNSET APRIL 6 2015.........SUNRISE 648 AM PDT SUNSET 737 PM PDT APRIL 7 2015.........SUNRISE 646 AM PDT SUNSET 738 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$