552 CDUS46 KMTR 210845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT SUN JUN 21 2015 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JUNE 20 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 69 152 PM 96 2008 71 -2 75 1973 MINIMUM 53 556 AM 49 1953 54 -1 56 AVERAGE 61 63 -2 66 PRECIPITATION (IN) YESTERDAY 0.00 0.01 1951 0.01 -0.01 0.00 MONTH TO DATE 0.26 0.10 0.16 0.00 SINCE OCT 1 16.59 20.43 -3.84 8.57 SINCE JAN 1 3.63 13.07 -9.44 7.31 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 SINCE JUN 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 4 3 1 0 MONTH TO DATE 56 75 -19 38 SINCE JUN 1 56 75 -19 38 SINCE JUL 1 1527 2623 -1096 1999 COOLING YESTERDAY 0 1 -1 1 MONTH TO DATE 11 17 -6 22 SINCE JUN 1 11 17 -6 22 SINCE JAN 1 24 36 -12 85 .................................................................. WIND (MPH) RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 15.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 600 AM LOWEST 55 1200 PM AVERAGE 74 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 94 1973 MINIMUM TEMPERATURE (F) 54 46 1953 SUNRISE AND SUNSET JUNE 21 2015..........SUNRISE 548 AM PDT SUNSET 834 PM PDT JUNE 22 2015..........SUNRISE 549 AM PDT SUNSET 834 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$