Climatological Report (Monthly)
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
000 CXUS56 KSEW 011034 CLMSEW CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 334 AM PDT THU JUN 01 2023 ................................... ...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF MAY 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1894 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 90 05/17/2008 LOW 35 05/07/2002 05/06/2002 HIGHEST 85 05/15 MM MM 71 05/22 LOWEST 43 05/10 MM MM 40 05/20 AVG. MAXIMUM 69.4 65.3 4.1 61.5 AVG. MINIMUM 51.4 48.3 3.1 46.7 MEAN 60.4 56.8 3.6 54.1 DAYS MAX >= 90 0 0.0 0.0 0 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 4.21 2020 MINIMUM 0.30 2018 TOTALS 0.88 2.16 -1.28 3.80 DAILY AVG. 0.03 0.07 -0.04 0.12 DAYS >= .01 6 12.2 -6.2 19 DAYS >= .10 1 6.4 -5.4 10 DAYS >= .50 1 0.9 0.1 2 DAYS >= 1.00 0 0.1 -0.1 0 DEGREE DAYS HEATING TOTAL 156 258 -102 331 SINCE 7/1 4238 4356 -118 MM COOLING TOTAL 21 4 17 0 SINCE 1/1 21 4 17 MM ................................................................ WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 2 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. $$