039 CDUS46 KMTR 190837 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1236 AM PST MON JAN 19 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 18 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 61 547 PM 68 1948 56 5 67 MINIMUM 53 247 PM 30 1947 44 9 43 AVERAGE 57 50 7 55 PRECIPITATION (IN) YESTERDAY 0.00 1.82 1969 0.13 -0.13 0.00 MONTH TO DATE 0.00 2.51 -2.51 0.01 SINCE JUL 1 13.38 10.08 3.30 1.50 SINCE JAN 1 0.00 2.51 -2.51 0.01 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 8 15 -7 10 MONTH TO DATE 230 270 -40 182 SINCE DEC 1 477 716 -239 649 SINCE JUL 1 665 1280 -615 1150 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 0 0 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (330) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 2.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 90 500 PM AVERAGE 95 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 68 1976 MINIMUM TEMPERATURE (F) 44 35 1980 SUNRISE AND SUNSET JANUARY 19 2015.......SUNRISE 722 AM PST SUNSET 519 PM PST JANUARY 20 2015.......SUNRISE 721 AM PST SUNSET 520 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$