Climatological Report (Monthly)
Issued by NWS Quad Cities IA IL
Issued by NWS Quad Cities IA IL
274
CXUS53 KDVN 011336
CLMMLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
836 AM CDT THU OCT 01 2026
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...THE MOLINE IL CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 100 09/15/1939
09/06/1922
LOW 24 09/28/1942
HIGHEST 96 09/04 82 14
LOWEST 44 09/29 48 -4
AVG. MAXIMUM 79.1 77.9 1.2
AVG. MINIMUM 61.1 54.2 6.9
MEAN 70.1 66.1 4.0
DAYS MAX >= 90 5 2.5 2.5
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 0 0.2 -0.2
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.18 1970
MINIMUM 0.02 1979
TOTALS 7.37 3.32 4.05
DAILY AVG. 0.25 0.11 0.14
DAYS >= .01 13 8.4 4.6
DAYS >= .10 8
DAYS >= .50 6
DAYS >= 1.00 3 0.9 2.1
GREATEST
24 HR. TOTAL 1.85 09/18 TO 09/19
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 25 84 -59
SINCE 7/1 25 91 -66
COOLING TOTAL 185 116 69
SINCE 1/1 1125 1024 101
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WIND (MPH)
AVERAGE WIND SPEED 6.3
HIGHEST WIND SPEED/DIRECTION 32/270 DATE 09/19
HIGHEST GUST SPEED/DIRECTION 41/270 DATE 09/19
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.45
NUMBER OF DAYS FAIR 14
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 77
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 HAIL 0
SLEET 0 FOG 17
FOG W/VIS <= 1/4 MILE 1 HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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