440 CDUS46 KMTR 300840 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 140 AM PDT WED SEP 30 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 67 1257 PM 93 1966 73 -6 71 MINIMUM 57 327 AM 45 1955 55 2 60 1950 AVERAGE 62 64 -2 66 PRECIPITATION (IN) YESTERDAY 0.00 0.11 1971 0.02 -0.02 0.00 MONTH TO DATE T 0.16 -0.16 0.42 SINCE OCT 1 16.59 20.64 -4.05 8.99 SINCE JAN 1 3.63 13.28 -9.65 7.73 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE SEP 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 3 2 1 0 MONTH TO DATE 19 58 -39 3 SINCE SEP 1 19 58 -39 3 SINCE JUL 1 24 171 -147 23 COOLING YESTERDAY 0 1 -1 1 MONTH TO DATE 92 44 48 108 SINCE SEP 1 92 44 48 108 SINCE JAN 1 286 141 145 361 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 80 200 AM LOWEST 58 1100 AM AVERAGE 69 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 94 2001 1980 MINIMUM TEMPERATURE (F) 55 41 1950 SUNRISE AND SUNSET SEPTEMBER 30 2015.....SUNRISE 704 AM PDT SUNSET 654 PM PDT OCTOBER 1 2015.......SUNRISE 705 AM PDT SUNSET 653 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$