496 CDUS46 KMTR 220825 CLISTS CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1225 AM PST MON DEC 22 2014 ................................... ...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 2014... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2014 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 66 328 PM 77 1999 56 10 68 MINIMUM 50 1150 PM 21 1998 36 14 38 AVERAGE 58 46 12 53 PRECIPITATION (IN) YESTERDAY 0.03 2.55 2012 0.27 -0.24 0.00 MONTH TO DATE 14.48 4.35 10.13 0.41 SINCE JUL 1 19.38 11.51 7.87 2.02 SINCE JAN 1 31.95 33.60 -1.65 8.54 DEGREE DAYS HEATING YESTERDAY 7 12 MONTH TO DATE 210 372 SINCE DEC 1 210 372 SINCE JUL 1 568 935 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 499 415 .................................................................. WIND (MPH) RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION NE (40) HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 1.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 84 100 PM AVERAGE 92 .......................................................... THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 70 1999 MINIMUM TEMPERATURE (F) 36 21 1998 SUNRISE AND SUNSET DECEMBER 22 2014......SUNRISE 726 AM PST SUNSET 454 PM PST DECEMBER 23 2014......SUNRISE 726 AM PST SUNSET 455 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$