221 CDUS46 KMTR 230829 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 129 AM PDT WED APR 23 2014 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 22 2014... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2014 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 63 1208 PM 83 2013 65 -2 83 MINIMUM 52 602 AM 42 1963 50 2 51 1961 1951 AVERAGE 58 58 0 67 PRECIPITATION (IN) YESTERDAY 0.04 0.60 1988 0.04 0.00 0.00 MONTH TO DATE 1.24 1.05 0.19 0.47 SINCE JUL 1 8.43 19.83 -11.40 12.83 SINCE JAN 1 6.94 12.26 -5.32 1.83 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 7 8 -1 0 MONTH TO DATE 121 189 -68 147 SINCE MAR 1 297 503 -206 462 SINCE JUL 1 1842 2309 -467 2346 COOLING YESTERDAY 0 0 0 2 MONTH TO DATE 6 0 6 3 SINCE MAR 1 6 1 5 3 SINCE JAN 1 6 1 5 3 .................................................................. WIND (MPH) RESULTANT WIND SPEED 22 RESULTANT WIND DIRECTION W (280) HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 22.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 89 100 AM LOWEST 39 100 PM AVERAGE 64 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 85 1959 MINIMUM TEMPERATURE (F) 50 41 1960 SUNRISE AND SUNSET APRIL 23 2014.........SUNRISE 624 AM PDT SUNSET 752 PM PDT APRIL 24 2014.........SUNRISE 622 AM PDT SUNSET 753 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$