


Climatological Report (Monthly)
Issued by NWS Quad Cities IA IL
Issued by NWS Quad Cities IA IL
147 CXUS53 KDVN 010835 CLMDBQ CLIMATE REPORT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 335 AM CDT MON SEP 01 2025 ................................... ...THE DUBUQUE IA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1873 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 107 08/18/1936 LOW 40 08/28/1986 08/30/1915 HIGHEST 89 08/16 81 8 LOWEST 46 08/26 58 -12 AVG. MAXIMUM 79.6 79.6 -0.0 AVG. MINIMUM 61.1 60.0 1.1 MEAN 70.3 69.8 0.5 DAYS MAX >= 90 0 1.4 -1.4 DAYS MAX <= 32 0 0.0 0.0 DAYS MIN <= 32 0 0.0 0.0 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.90 1987 MINIMUM 0.08 1969 TOTALS 5.45 3.95 1.50 DAILY AVG. 0.18 0.13 0.05 DAYS >= .01 5 9.0 -4.0 DAYS >= .10 3 DAYS >= .50 1 DAYS >= 1.00 1 1.2 -0.2 GREATEST 24 HR. TOTAL 4.80 08/10 TO 08/10 SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 0.0 0.0 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 20 18 2 SINCE 7/1 20 21 -1 COOLING TOTAL 194 166 28 SINCE 1/1 751 567 184 .............................................................. WIND (MPH) AVERAGE WIND SPEED 6.7 HIGHEST WIND SPEED/DIRECTION 28/210 DATE 08/10 HIGHEST GUST SPEED/DIRECTION 35/210 DATE 08/10 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.30 NUMBER OF DAYS FAIR 19 NUMBER OF DAYS PC 10 NUMBER OF DAYS CLOUDY 2 AVERAGE RH (PERCENT) 78 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 7 HAIL 0 SLEET 0 FOG 20 FOG W/VIS <= 1/4 MILE 2 HAZE 8 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$