Climatological Report (Daily)
Issued by NWS
Issued by NWS
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911 CDUS46 KMTR 190109 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 609 PM PDT WED SEP 18 2024 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 2024... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 71 1:51 PM 93 2009 75 -4 74 MINIMUM 58 12:54 AM 46 1955 56 2 61 AVERAGE 65 65 0 68 PRECIPITATION (IN) TODAY 0.00 2.29 1959 0.00 0.00 0.00 MONTH TO DATE 0.00 0.02 -0.02 T SINCE OCT 1 20.23 19.59 0.64 31.42 SINCE JAN 1 14.90 12.62 2.28 20.17 SNOWFALL (IN) TODAY MM 0.0 MONTH TO DATE T SINCE SEP 1 T SINCE JUL 1 T SNOW DEPTH MM DEGREE DAYS HEATING TODAY 0 1 -1 0 MONTH TO DATE 47 20 27 0 SINCE SEP 1 47 20 27 0 SINCE JUL 1 177 122 55 47 COOLING TODAY 0 2 -2 3 MONTH TO DATE 3 36 -33 31 SINCE SEP 1 3 36 -33 31 SINCE JAN 1 77 146 -69 170 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (280) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 8.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 7:00 AM LOWEST 63 2:00 PM AVERAGE 80 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 93 2000 MINIMUM TEMPERATURE (F) 56 46 1947 1954 SUNRISE AND SUNSET SEPTEMBER 18 2024.....SUNRISE 6:55 AM PDT SUNSET 7:12 PM PDT SEPTEMBER 19 2024.....SUNRISE 6:55 AM PDT SUNSET 7:10 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$