634 CDUS46 KMTR 280844 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1243 AM PST SUN JAN 28 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 27 2018... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2018 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 62 311 PM 71 2012 56 6 61 MINIMUM 35 415 AM 28 2001 38 -3 36 AVERAGE 49 47 2 49 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 3.60 12.11 SINCE OCT 1 6.63 21.06 SINCE JAN 1 3.60 12.11 DEGREE DAYS HEATING YESTERDAY 16 16 MONTH TO DATE 421 442 SINCE DEC 1 969 987 SINCE JUL 1 1497 1491 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (330) HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 2.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 400 AM LOWEST 57 100 PM AVERAGE 79 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 68 2014 MINIMUM TEMPERATURE (F) 38 27 2012 1999 SUNRISE AND SUNSET JANUARY 28 2018.......SUNRISE 717 AM PST SUNSET 528 PM PST JANUARY 29 2018.......SUNRISE 716 AM PST SUNSET 529 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$