Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS56 KPDT 011540 CLMALW CLIMATE REPORT NATIONAL WEATHER SERVICE PENDLETON, OR 840 AM PDT SUN OCT 01 2023 ................................... ...THE WALLA WALLA WA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1949 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 104 09/02/1950 LOW 32 09/29/1985 09/29/2019 01/01/2000 HIGHEST 91 09/09 103 09/02 LOWEST 43 09/22 46 09/17 AVG. MAXIMUM 75.7 78.5 -2.8 80.4 AVG. MINIMUM 54.1 53.9 0.2 55.4 MEAN 64.9 66.2 -1.3 67.9 DAYS MAX >= 90 1 3.3 -2.3 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 2.85 1959 MINIMUM 0.00 1975 TOTALS 0.66 0.64 0.02 0.18 DAILY AVG. 0.02 0.02 0.00 0.01 DAYS >= .01 9 3.8 5.2 4 DAYS >= .10 3 1.7 1.3 1 DAYS >= .50 0 0.2 -0.2 0 DAYS >= 1.00 0 0.0 0.0 0 GREATEST 24 HR. TOTAL 0.22 09/20 TO 09/21 0.11 09/29 TO 09/29 09/29 TO 09/30 DEGREE DAYS HEATING TOTAL 95 68 27 20 SINCE 7/1 96 78 18 COOLING TOTAL 99 104 -5 114 SINCE 1/1 1068 931 137 ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.1 RESULTANT WIND SPEED/DIRECTION 4/190 HIGHEST WIND SPEED/DIRECTION 26/240 DATE 09/18 HIGHEST GUST SPEED/DIRECTION 38/230 DATE 09/18 AVERAGE RH (PERCENT) 56 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 1 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 5 FOG W/VIS <= 1/4 MILE 0 HAZE 9 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$