Climatological Report (Daily)
Issued by NWS
Issued by NWS
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978 CDUS46 KMTR 190831 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 131 AM PDT SUN MAY 19 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 18 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 66 1:54 PM 91 2022 73 -7 71 MINIMUM 52 11:59 PM 39 2013 48 4 52 AVERAGE 59 61 -2 62 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.69 0.70 SINCE OCT 1 19.88 29.49 SINCE JAN 1 13.84 21.07 DEGREE DAYS HEATING YESTERDAY 6 3 MONTH TO DATE 107 115 SINCE MAR 1 738 799 SINCE JUL 1 2386 2829 COOLING YESTERDAY 0 0 MONTH TO DATE 5 6 SINCE MAR 1 5 9 SINCE JAN 1 5 9 ................................................................... WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 12.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1:00 AM LOWEST 65 1:00 PM AVERAGE 79 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 88 2017 2022 MINIMUM TEMPERATURE (F) 48 40 2003 2011 SUNRISE AND SUNSET MAY 19 2024...........SUNRISE 5:55 AM PDT SUNSET 8:17 PM PDT MAY 20 2024...........SUNRISE 5:54 AM PDT SUNSET 8:18 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$