280 CDUS46 KMTR 280942 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 142 AM PST WED JAN 28 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 27 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 68R 229 PM 68 1984 57 11 59 MINIMUM 54 1156 PM 31 1949 45 9 48 AVERAGE 61 51 10 54 PRECIPITATION (IN) YESTERDAY 0.00 1.65 1981 0.13 -0.13 0.00 MONTH TO DATE 0.00 3.65 -3.65 0.01 SINCE JUL 1 13.38 11.22 2.16 1.50 SINCE JAN 1 0.00 3.65 -3.65 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 4 14 -10 11 MONTH TO DATE 311 399 -88 266 SINCE DEC 1 558 845 -287 733 SINCE JUL 1 746 1409 -663 1234 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 3 RESULTANT WIND DIRECTION S (160) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 5.5 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 93 800 PM LOWEST 42 200 PM AVERAGE 68 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 69 1984 MINIMUM TEMPERATURE (F) 45 33 1975 1948 SUNRISE AND SUNSET JANUARY 28 2015.......SUNRISE 716 AM PST SUNSET 529 PM PST JANUARY 29 2015.......SUNRISE 716 AM PST SUNSET 530 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$