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

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115
CXUS53 KDVN 010954
CLMMLI

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
454 AM CDT TUE JUN 01 2021

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

...THE MOLINE IL CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            104   05/31/1934
 LOW              25   05/03/2005
HIGHEST           87   05/01         78       9
                       05/24
LOWEST            32   05/08         46     -14
AVG. MAXIMUM    70.7               73.9    -3.2
AVG. MINIMUM    50.6               51.1    -0.5
MEAN            60.6               62.5    -1.9
DAYS MAX >= 90     0                1.1    -1.1
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     1                0.4     0.6
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.43   1974
 MINIMUM        0.31   1992
TOTALS          6.59               4.67    1.92
DAILY AVG.      0.21               0.15    0.06
DAYS >= .01       13               12.2     0.8
DAYS >= .10        9
DAYS >= .50        6
DAYS >= 1.00       2                1.2     0.8
GREATEST
 24 HR. TOTAL   1.58   05/08 TO 05/09

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.3   1935
TOTALS           0.0                0.0     0.0
SINCE 7/1       43.2               36.1     7.1
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     0.0

DEGREE DAYS
HEATING TOTAL    210                153      57
 SINCE 7/1      5946               6008     -62
COOLING TOTAL     81                 76       5
 SINCE 1/1       101                 89      12
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  05/01
HIGHEST GUST SPEED/DIRECTION    50/240    DATE  05/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.46
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     HAIL                       0
SLEET                     0     FOG                       13
FOG W/VIS <= 1/4 MILE     0     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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