503 CDUS46 KMTR 170045 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 545 PM PDT THU MAY 16 2019 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 16 2019... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2019 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) TODAY MAXIMUM 61 323 PM 93 1956 68 -7 68 MINIMUM 53 449 AM 44 1984 52 1 54 1955 AVERAGE 57 60 -3 61 PRECIPITATION (IN) TODAY 0.29R 0.13 1994 0.02 0.27 0.00 MONTH TO DATE 0.76 0.30 0.46 0.00 SINCE OCT 1 22.07 20.16 1.91 13.85 SINCE JAN 1 17.19 12.80 4.39 10.80 SNOWFALL (IN) TODAY 0.0 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 8 6 2 4 MONTH TO DATE 93 102 -9 67 SINCE MAR 1 592 664 -72 558 SINCE JUL 1 2212 2470 -258 1924 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 2 SINCE MAR 1 9 6 3 6 SINCE JAN 1 9 6 3 6 .................................................................. WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 13.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. RAIN LIGHT RAIN HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 77 1200 AM LOWEST 62 300 PM AVERAGE 70 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 93 2009 1997 MINIMUM TEMPERATURE (F) 52 45 1966 SUNRISE AND SUNSET MAY 16 2019...........SUNRISE 559 AM PDT SUNSET 813 PM PDT MAY 17 2019...........SUNRISE 559 AM PDT SUNSET 814 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$