


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
540 CXUS56 KPQR 011540 CLMUAO CLIMATE REPORT NATIONAL WEATHER SERVICE PORTLAND OREGON 840 AM PDT WED OCT 01 2025 ................................... ...THE AURORA STATE OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) HIGHEST 93 100 09/05 LOWEST 45 45 09/29 09/30 AVG. MAXIMUM 78.0 77.4 0.6 77.5 AVG. MINIMUM 54.6 52.2 2.4 53.4 MEAN 66.3 64.8 1.5 65.5 DAYS MAX >= 90 2 2.4 -0.4 4 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 4.19 2021 MINIMUM 0.20 2022 TOTALS 1.47 1.58 -0.11 0.94 DAYS >= .01 6 7.6 -1.6 5 DAYS >= .10 3 3.5 -0.5 2 DAYS >= .50 1 1.0 0.0 1 DAYS >= 1.00 0 0.2 -0.2 0 GREATEST 24 HR. TOTAL 0.75 09/14 TO 09/14 DEGREE DAYS HEATING TOTAL 39 71 -32 62 SINCE 7/1 44 96 -52 MM COOLING TOTAL 85 65 20 82 SINCE 1/1 615 452 163 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 4.1 RESULTANT WIND SPEED/DIRECTION 1/030 HIGHEST WIND SPEED/DIRECTION 22/210 DATE 09/30 HIGHEST GUST SPEED/DIRECTION 35/220 DATE 09/30 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.27 AVERAGE RH (PERCENT) 67 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 3 LIGHT RAIN 6 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 9 FOG W/VIS <= 1/4 MILE 0 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$