085 CDUS46 KMTR 020827 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT SAT MAY 2 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 1 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 75 1211 PM 89 1947 66 9 86 MINIMUM 54 1159 PM 44 2008 50 4 62 1988 AVERAGE 65 58 7 74 PRECIPITATION (IN) YESTERDAY 0.00 0.20 2009 0.03 -0.03 0.00 MONTH TO DATE 0.00 0.03 -0.03 0.00 SINCE OCT 1 16.31 19.89 -3.58 8.57 SINCE JAN 1 3.35 12.53 -9.18 7.31 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 7 -7 0 MONTH TO DATE 0 7 -7 0 SINCE MAR 1 331 569 -238 335 SINCE JUL 1 1278 2375 -1097 1880 COOLING YESTERDAY 0 0 0 9 MONTH TO DATE 0 0 0 9 SINCE MAR 1 13 6 7 30 SINCE JAN 1 13 6 7 30 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (310) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 10.1 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 86 900 PM LOWEST 49 100 PM AVERAGE 68 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 89 2013 MINIMUM TEMPERATURE (F) 50 42 1954 1950 SUNRISE AND SUNSET MAY 2 2015...........SUNRISE 613 AM PDT SUNSET 800 PM PDT MAY 3 2015...........SUNRISE 612 AM PDT SUNSET 801 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$