590 CDUS46 KMTR 070845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT TUE APR 7 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 6 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 63 218 PM 89 1989 64 -1 74 MINIMUM 46 617 AM 38 1975 48 -2 50 AVERAGE 55 56 -1 62 PRECIPITATION (IN) YESTERDAY 0.00 1.46 1967 0.06 -0.06 0.00 MONTH TO DATE 0.11 0.36 -0.25 1.20 SINCE OCT 1 15.14 18.93 -3.79 8.16 SINCE JAN 1 2.18 11.57 -9.39 6.90 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 10 9 1 3 MONTH TO DATE 51 54 -3 50 SINCE MAR 1 195 368 -173 226 SINCE JUL 1 1142 2174 -1032 1771 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 6 1 5 0 SINCE JAN 1 6 1 5 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (170) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (160) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 10.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 600 AM LOWEST 43 1200 PM AVERAGE 68 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 89 1989 MINIMUM TEMPERATURE (F) 49 39 1965 SUNRISE AND SUNSET APRIL 7 2015.........SUNRISE 646 AM PDT SUNSET 738 PM PDT APRIL 8 2015.........SUNRISE 645 AM PDT SUNSET 739 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$