674 CDUS46 KMTR 210028 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 428 PM PST TUE JAN 20 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 20 2015... VALID TODAY AS OF 0400 PM LOCAL TIME. 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) TODAY MAXIMUM 61 318 PM 67 1976 57 4 66 MINIMUM 49 404 AM 30 1963 44 5 43 AVERAGE 55 50 5 55 PRECIPITATION (IN) TODAY 0.00 2.49 1964 0.12 -0.12 0.00 MONTH TO DATE 0.00 2.75 -2.75 0.01 SINCE JUL 1 13.38 10.32 3.06 1.50 SINCE JAN 1 0.00 2.75 -2.75 0.01 SNOWFALL (IN) TODAY 0.0 0.0 MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 10 15 -5 10 MONTH TO DATE 249 300 -51 202 SINCE DEC 1 496 746 -250 669 SINCE JUL 1 684 1310 -626 1170 COOLING TODAY 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 N (20) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 1.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. FOG FOG W/VISIBILITY <= 1/4 MILE HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 72 300 PM AVERAGE 86 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 68 2014 MINIMUM TEMPERATURE (F) 44 30 1962 1937 SUNRISE AND SUNSET JANUARY 20 2015.......SUNRISE 721 AM PST SUNSET 520 PM PST JANUARY 21 2015.......SUNRISE 721 AM PST SUNSET 521 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$