CDUS46 KMTR 090034 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 434 PM PST WED DEC 08 2021 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2021... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 54 3:15 PM 71 2020 58 -4 71 MINIMUM 45 2:56 AM 19 2009 38 7 34 AVERAGE 50 48 2 53 PRECIPITATION (IN) TODAY 0.00 0.00 MONTH TO DATE 0.01 0.00 SINCE OCT 1 7.94 0.62 SINCE JAN 1 13.28 4.38 DEGREE DAYS HEATING TODAY 15 12 MONTH TO DATE 116 107 SINCE DEC 1 116 107 SINCE JUL 1 676 566 COOLING TODAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 251 579 ................................................................... WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION E (110) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 4.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 12:00 AM LOWEST 89 11:00 AM AVERAGE 95 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 70 2012 MINIMUM TEMPERATURE (F) 38 19 2013 SUNRISE AND SUNSET DECEMBER 8 2021......SUNRISE 7:14 AM PST SUNSET 4:49 PM PST DECEMBER 9 2021......SUNRISE 7:14 AM PST SUNSET 4:49 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$