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

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000
CXUS53 KDVN 010827
CLMDBQ

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
327 AM CDT SUN OCT 01 2023

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

...THE DUBUQUE IA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1873 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             99   09/07/1939
                       09/06/1922
 LOW              24   09/30/1899
HIGHEST           93   09/03         77      16
LOWEST            47   09/18         45       2
AVG. MAXIMUM    76.1               72.9     3.2
AVG. MINIMUM    56.2               51.8     4.4
MEAN            66.1               62.3     3.8
DAYS MAX >= 90     2                0.3     1.7
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     0                0.3    -0.3
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       15.46   1965
 MINIMUM        0.07   1979
TOTALS          2.37               3.82   -1.45
DAILY AVG.      0.08               0.13   -0.05
DAYS >= .01       12                8.7     3.3
DAYS >= .10        9
DAYS >= .50        0
DAYS >= 1.00       0                0.9    -0.9
GREATEST
 24 HR. TOTAL   0.64   09/25 TO 09/26

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1942
TOTALS             TR               0.0     0.0
SINCE 7/1          T                0.0     0.0
SNOWDEPTH AVG.     0
DAYS >= TRACE      1                0.0     1.0
DAYS >= 1.0        0                0.0     0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL     41                142    -101
 SINCE 7/1        49                169    -120
COOLING TOTAL     80                 63      17
 SINCE 1/1       749                630     119
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    25/140    DATE  09/23
HIGHEST GUST SPEED/DIRECTION    38/340    DATE  09/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.42
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     HAIL                       1
SLEET                     0     FOG                       18
FOG W/VIS <= 1/4 MILE     4     HAZE                       4

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

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