695 CDUS46 KSEW 220231 CLISEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 631 PM PST THU JAN 21 2021 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 21 2021... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1945 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 46 327 PM 62 1981 48 -2 53 MINIMUM 41 739 AM 13 1962 37 4 45 AVERAGE 44 42 2 49 PRECIPITATION (IN) TODAY 0.04 1.64 1954 0.17 -0.13 0.52 MONTH TO DATE 7.77 3.95 3.82 4.20 SINCE OCT 1 22.58 19.35 3.23 17.54 SINCE JAN 1 7.77 3.95 3.82 4.20 SNOWFALL (IN) TODAY 0.0 1.5 1949 0.0 MONTH TO DATE 0.0 0.7 SINCE OCT 1 0.5 0.7 SINCE JUL 1 0.5 0.7 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 21 22 -1 16 MONTH TO DATE 416 490 -74 459 SINCE DEC 1 1049 1245 -196 1089 SINCE JUL 1 2010 2428 -418 2166 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (10) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 3.5 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 400 AM LOWEST 79 100 PM AVERAGE 86 .......................................................... THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 48 60 1981 MINIMUM TEMPERATURE (F) 37 19 1962 SUNRISE AND SUNSET JANUARY 21 2021.......SUNRISE 747 AM PST SUNSET 455 PM PST JANUARY 22 2021.......SUNRISE 746 AM PST SUNSET 456 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$