


Climatological Report (Monthly)
Issued by NWS Quad Cities, IA IL
Issued by NWS Quad Cities, IA IL
969 CXUS53 KDVN 011940 CLMDVN CLIMATE REPORT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 240 PM CDT WED OCT 01 2025 ................................... ...THE DAVENPORT IA 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 NORMAL .............................................................. TEMPERATURE (F) HIGHEST 97 09/13 80 17 LOWEST 39 09/07 46 -7 AVG. MAXIMUM 82.6 76.2 6.4 AVG. MINIMUM 54.2 53.0 1.2 MEAN 68.4 64.6 3.8 DAYS MAX >= 90 6 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) TOTALS 0.34 3.47 -3.13 DAILY AVG. 0.01 0.12 -0.11 DAYS >= .01 5 DAYS >= .10 1 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.16 09/22 TO 09/23 SNOWFALL (INCHES) TOTALS 0.0 SINCE 7/1 0.0 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 DAYS >= 1.0 0 GREATEST SNOW DEPTH 0 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 46 104 -58 SINCE 7/1 62 116 -54 COOLING TOTAL 153 92 61 SINCE 1/1 1065 863 202 .............................................................. WIND (MPH) AVERAGE WIND SPEED 5.9 HIGHEST WIND SPEED/DIRECTION 23/280 DATE 09/05 HIGHEST GUST SPEED/DIRECTION 35/340 DATE 09/22 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.14 NUMBER OF DAYS FAIR 26 NUMBER OF DAYS PC 4 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 68 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 HAIL 0 SLEET 0 FOG 8 FOG W/VIS <= 1/4 MILE 1 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$