Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS56 KSEW 011034 CLMSEA CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 334 AM PDT SAT JUL 01 2023 ................................... ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1945 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 108 06/28/2021 LOW 38 06/12/1952 HIGHEST 87 06/07 MM MM 91 06/27 LOWEST 47 06/15 MM MM 48 06/13 06/18 06/19 06/14 AVG. MAXIMUM 72.0 71.1 0.9 69.1 AVG. MINIMUM 52.0 53.0 -1.0 53.2 MEAN 62.0 62.0 -0.0 61.1 DAYS MAX >= 90 0 0.6 -0.6 2 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 3.90 1946 MINIMUM 0.13 1951 TOTALS 1.22 1.45 -0.23 2.67 DAILY AVG. 0.04 0.05 -0.01 0.09 DAYS >= .01 7 9.2 -2.2 15 DAYS >= .10 5 4.3 0.7 7 DAYS >= .50 0 0.7 -0.7 2 DAYS >= 1.00 0 0.1 -0.1 1 GREATEST 24 HR. TOTAL 0.42 06/20 TO 06/20 DEGREE DAYS HEATING TOTAL 112 118 -6 140 SINCE 7/1 4433 4375 58 MM COOLING TOTAL 29 29 0 31 SINCE 1/1 64 39 25 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.4 HIGHEST WIND SPEED/DIRECTION 23/340 DATE 06/05 HIGHEST GUST SPEED/DIRECTION 30/340 DATE 06/05 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.54 NUMBER OF DAYS FAIR 11 NUMBER OF DAYS PC 11 NUMBER OF DAYS CLOUDY 8 AVERAGE RH (PERCENT) 63 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 10 FOG W/VIS <= 1/4 MILE 1 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$