Climatological Report (Daily)
Issued by NWS
Issued by NWS
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389 CDUS46 KMTR 170838 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 138 AM PDT SAT AUG 17 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 16 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 82 4:43 PM 101 2015 80 2 84 MINIMUM 55 4:41 AM 46 2014 55 0 58 AVERAGE 69 67 2 71 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 19.88 29.51 SINCE JAN 1 13.84 21.09 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 6 1 SINCE JUN 1 48 58 SINCE JUL 1 11 8 COOLING YESTERDAY 4 6 MONTH TO DATE 38 75 SINCE JUN 1 252 177 SINCE JAN 1 262 186 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 9.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 6:00 AM LOWEST 37 5:00 PM AVERAGE 64 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 94 2020 MINIMUM TEMPERATURE (F) 54 45 2007 SUNRISE AND SUNSET AUGUST 17 2024........SUNRISE 6:26 AM PDT SUNSET 7:59 PM PDT AUGUST 18 2024........SUNRISE 6:27 AM PDT SUNSET 7:58 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$