Climatological Report (Monthly)
Issued by NWS
Issued by NWS
188 CXUS56 KSEW 011031 CLMOLM CLIMATE REPORT NATIONAL WEATHER SERVICE SEATTLE 331 AM PDT TUE OCT 01 2024 ................................... ...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1941 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 98 09/02/1988 LOW 25 09/27/1972 HIGHEST 95 09/05 MM MM 91 09/02 LOWEST 35 09/30 MM MM 35 09/21 09/30 AVG. MAXIMUM 73.1 72.1 1.0 72.5 AVG. MINIMUM 49.3 46.2 3.1 46.6 MEAN 61.2 59.1 2.1 59.6 DAYS MAX >= 90 2 0.4 1.6 1 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.2 -0.2 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.36 2013 MINIMUM T 2012 TOTALS 1.91 2.04 -0.13 2.30 DAILY AVG. 0.06 0.07 -0.01 0.08 DAYS >= .01 10 8.1 1.9 6 DAYS >= .10 5 4.6 0.4 6 DAYS >= .50 1 1.3 -0.3 1 DAYS >= 1.00 0 0.3 -0.3 0 GREATEST 24 HR. TOTAL 1.03 09/10 TO 09/11 DEGREE DAYS HEATING TOTAL 140 183 -43 167 SINCE 7/1 219 325 -106 MM COOLING TOTAL 33 8 25 11 SINCE 1/1 214 113 101 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 4.3 HIGHEST WIND SPEED/DIRECTION 18/200 DATE 09/26 HIGHEST GUST SPEED/DIRECTION 26/210 DATE 09/26 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.48 NUMBER OF DAYS FAIR 10 NUMBER OF DAYS PC 15 NUMBER OF DAYS CLOUDY 5 AVERAGE RH (PERCENT) 75 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 2 LIGHT RAIN 12 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 26 FOG W/VIS <= 1/4 MILE 10 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$