Climatological Report (Monthly)
Issued by NWS Quad Cities IA IL

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274
CXUS53 KDVN 011336
CLMMLI

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
836 AM CDT THU OCT 01 2026

...................................

...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
..............................................................
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
..............................................................

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.

$$