421 CDUS46 KMTR 250836 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT SAT JUL 25 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 24 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 72 231 PM 90 1974 72 0 83 MINIMUM 58 520 AM 50 2009 56 2 60 1962 AVERAGE 65 64 1 72 PRECIPITATION (IN) YESTERDAY 0.00 0.00 2006 0.00 0.00 0.00 MONTH TO DATE T 0.00 0.00 T SINCE OCT 1 16.59 20.44 -3.85 8.57 SINCE JAN 1 3.63 13.08 -9.45 7.31 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE JUN 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 4 48 -44 19 SINCE JUN 1 79 153 -74 68 SINCE JUL 1 4 48 -44 19 COOLING YESTERDAY 0 1 -1 7 MONTH TO DATE 41 24 17 60 SINCE JUN 1 58 45 13 95 SINCE JAN 1 71 64 7 158 .................................................................. WIND (MPH) RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 14.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 500 AM LOWEST 47 1200 PM AVERAGE 67 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 91 1973 MINIMUM TEMPERATURE (F) 56 49 1953 1945 1933 SUNRISE AND SUNSET JULY 25 2015..........SUNRISE 608 AM PDT SUNSET 824 PM PDT JULY 26 2015..........SUNRISE 608 AM PDT SUNSET 823 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$