798 CDUS46 KMTR 080828 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 128 AM PDT FRI MAY 8 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 7 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 68 251 PM 89 2007 67 1 64 MINIMUM 50 519 AM 40 1968 51 -1 51 AVERAGE 59 59 0 58 PRECIPITATION (IN) YESTERDAY 0.00 0.44 1994 0.01 -0.01 0.00 MONTH TO DATE 0.00 0.15 -0.15 0.00 SINCE OCT 1 16.31 20.01 -3.70 8.57 SINCE JAN 1 3.35 12.65 -9.30 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 6 6 0 7 MONTH TO DATE 39 48 -9 23 SINCE MAR 1 370 610 -240 358 SINCE JUL 1 1317 2416 -1099 1903 COOLING YESTERDAY 0 0 0 0 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 W (280) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 10.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 80 400 AM LOWEST 37 300 PM AVERAGE 59 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 86 2001 MINIMUM TEMPERATURE (F) 51 44 1968 1964 1952 SUNRISE AND SUNSET MAY 8 2015...........SUNRISE 607 AM PDT SUNSET 806 PM PDT MAY 9 2015...........SUNRISE 606 AM PDT SUNSET 807 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$