981 CDUS46 KMTR 220839 CLISTS CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1239 AM PST TUE DEC 22 2015 ................................... ...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 59 339 PM 77 1999 56 3 66 MINIMUM 48 723 AM 21 1998 36 12 50 AVERAGE 54 46 8 58 PRECIPITATION (IN) YESTERDAY 1.16 2.55 2012 0.27 0.89 0.03 MONTH TO DATE 6.62 4.35 2.27 14.48 SINCE OCT 1 8.19 11.07 -2.88 18.54 SINCE JAN 1 14.65 33.60 -18.95 31.95 DEGREE DAYS HEATING YESTERDAY 11 7 MONTH TO DATE 325 210 SINCE DEC 1 325 210 SINCE JUL 1 770 568 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 596 499 .................................................................. WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 4.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 93 600 AM AVERAGE 97 .......................................................... THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 70 2014 1999 MINIMUM TEMPERATURE (F) 36 21 1998 SUNRISE AND SUNSET DECEMBER 22 2015......SUNRISE 725 AM PST SUNSET 454 PM PST DECEMBER 23 2015......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. $$