000 CDUS46 KSEW 180138 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 638 PM PDT TUE MAY 17 2022 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 17 2022... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1945 TO 2022 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 61 354 PM 90 2008 67 -6 62 MINIMUM 44 227 AM 39 1966 49 -5 49 2011 AVERAGE 53 58 -5 56 PRECIPITATION (IN) TODAY 0.00 0.72 1989 0.06 -0.06 0.07 MONTH TO DATE 2.94 1.09 1.85 0.48 SINCE OCT 1 41.45 33.92 7.53 32.36 SINCE JAN 1 21.35 17.98 3.37 17.55 SNOWFALL (IN) TODAY 0.0 MM MM 0.0 MONTH TO DATE 0.0 0.0 SINCE OCT 1 9.2 12.9 SINCE JUL 1 9.2 12.9 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 12 7 5 9 MONTH TO DATE 239 153 86 127 SINCE MAR 1 1321 1122 199 1077 SINCE JUL 1 4578 4169 409 3974 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 1 -1 0 SINCE JAN 1 0 1 -1 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 7.6 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 82 600 AM LOWEST 44 400 PM AVERAGE 63 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 89 1958 MINIMUM TEMPERATURE (F) 49 37 1950 2003 SUNRISE AND SUNSET MAY 17 2022...........SUNRISE 530 AM PDT SUNSET 842 PM PDT MAY 18 2022...........SUNRISE 529 AM PDT SUNSET 843 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$