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

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160
CXUS53 KDVN 010841
CLMMLI

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
341 AM CDT TUE SEP 01 2026

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

...THE MOLINE IL CLIMATE SUMMARY FOR THE MONTH OF AUGUST 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            106   08/18/1936
 LOW              40   08/28/1986
                       08/29/1934
                       08/30/1915
HIGHEST           91   08/31         85       6
LOWEST            53   08/24         60      -7
AVG. MAXIMUM    82.5               84.1    -1.6
AVG. MINIMUM    64.4               62.7     1.7
MEAN            73.5               73.4     0.1
DAYS MAX >= 90     2                4.9    -2.9
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       15.23   1987
 MINIMUM        0.15   2020
TOTALS          4.84               3.97    0.87
DAILY AVG.      0.16               0.13    0.03
DAYS >= .01       11                9.4     1.6
DAYS >= .10        7
DAYS >= .50        3
DAYS >= 1.00       3                1.2     1.8
GREATEST
 24 HR. TOTAL   1.73   08/13 TO 08/14

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      0                  4      -4
 SINCE 7/1         0                  2      -2
COOLING TOTAL    271                264       7
 SINCE 1/1       940                908      32
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.6
HIGHEST WIND SPEED/DIRECTION    35/310    DATE  08/12
HIGHEST GUST SPEED/DIRECTION    50/310    DATE  08/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     HAIL                       0
SLEET                     0     FOG                       14
FOG W/VIS <= 1/4 MILE     2     HAZE                       0

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$