123 CDUS46 KMTR 140845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT WED SEP 14 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 71 346 PM 101 1971 74 -3 72 MINIMUM 56 523 AM 47 1947 56 0 59 AVERAGE 64 65 -1 66 PRECIPITATION (IN) YESTERDAY 0.00 0.27 2009 0.00 0.00 T MONTH TO DATE 0.00 0.04 -0.04 T SINCE OCT 1 17.23 20.52 -3.29 16.59 SINCE JAN 1 12.44 13.16 -0.72 3.63 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 1 2 -1 0 MONTH TO DATE 27 26 1 3 SINCE SEP 1 27 26 1 3 SINCE JUL 1 130 139 -9 8 COOLING YESTERDAY 0 2 -2 1 MONTH TO DATE 12 26 -14 52 SINCE SEP 1 12 26 -14 52 SINCE JAN 1 77 123 -46 246 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (170) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.8 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 72 1200 AM LOWEST 51 400 PM AVERAGE 62 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 103 1971 MINIMUM TEMPERATURE (F) 56 46 1947 SUNRISE AND SUNSET SEPTEMBER 14 2016.....SUNRISE 651 AM PDT SUNSET 718 PM PDT SEPTEMBER 15 2016.....SUNRISE 652 AM PDT SUNSET 716 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$