917 CDUS46 KMTR 170833 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1232 AM PST THU JAN 17 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 16 2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2019 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 61 559 PM 70 2014 55 6 58 MINIMUM 53 126 PM 20 2007 37 16 49 AVERAGE 57 46 11 54 PRECIPITATION (IN) YESTERDAY 1.73 0.00 MONTH TO DATE 5.23 2.55 SINCE OCT 1 8.43 5.58 SINCE JAN 1 5.23 2.55 DEGREE DAYS HEATING YESTERDAY 8 11 MONTH TO DATE 236 222 SINCE DEC 1 722 770 SINCE JUL 1 1289 1298 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SE (140) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION S (170) HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 12.7 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 93 500 AM LOWEST 77 800 AM AVERAGE 85 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 71 2014 MINIMUM TEMPERATURE (F) 37 19 2012 SUNRISE AND SUNSET JANUARY 17 2019.......SUNRISE 724 AM PST SUNSET 515 PM PST JANUARY 18 2019.......SUNRISE 723 AM PST SUNSET 516 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$