Climatological Report (Monthly)
Issued by NWS
Issued by NWS
682 CXUS56 KSEW 012332 CLMSEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 432 PM PDT MON APR 01 2024 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1945 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 79 03/20/2019 03/19/2019 LOW 11 03/04/1955 HIGHEST 74 03/16 MM MM 65 03/18 LOWEST 28 03/06 MM MM 28 03/01 AVG. MAXIMUM 54.1 54.2 -0.1 51.9 AVG. MINIMUM 40.2 39.9 0.3 37.1 MEAN 47.1 47.1 0.0 44.5 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 3 1.9 1.1 5 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.44 2014 MINIMUM 0.57 1965 TOTALS 2.36 4.17 -1.81 2.56 DAILY AVG. 0.08 0.13 -0.05 0.08 DAYS >= .01 16 17.1 -1.1 15 DAYS >= .10 10 10.9 -0.9 9 DAYS >= .50 1 2.1 -1.1 0 DAYS >= 1.00 0 0.4 -0.4 0 GREATEST 24 HR. TOTAL 0.54 SNOWFALL (INCHES) RECORDS TOTAL 18.2 1951 TOTALS 0.3 0.4 -0.1 T SINCE 7/1 0.3 6.3 -6.0 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 0 0 GREATEST SNOW DEPTH 0 0 24 HR TOTAL 0.3 03/04 TO 03/04 MM DEGREE DAYS HEATING TOTAL 549 557 -8 592 SINCE 7/1 3439 3604 -165 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.9 HIGHEST WIND SPEED/DIRECTION 32/200 DATE 03/09 HIGHEST GUST SPEED/DIRECTION 44/200 DATE 03/09 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.68 NUMBER OF DAYS FAIR 5 NUMBER OF DAYS PC 9 NUMBER OF DAYS CLOUDY 17 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 1 HEAVY RAIN 0 RAIN 5 LIGHT RAIN 17 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 1 LIGHT SNOW 4 SLEET 0 FOG 14 FOG W/VIS <= 1/4 MILE 0 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$