Climatological Report (Monthly)
Issued by NWS

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CXUS53 KLSX 011920 RRC
CLMUIN

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1151 AM CST MON JAN 1 2018

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

...THE QUINCY IL CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1901 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              74   12/03/2012
 LOW              -22   12/22/1989
HIGHEST            67   12/04                         63
LOWEST             -9   12/31                         -7
AVG. MAXIMUM     38.3              37.5     0.8     36.4
AVG. MINIMUM     21.4              22.1    -0.7     21.4
MEAN             29.8              29.8     0.0     28.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     11               9.4     1.6       11
DAYS MIN <= 32     25              25.4    -0.4       27
DAYS MIN <= 0       3               1.5     1.5        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.62   1982
 MINIMUM         0.15   1955
TOTALS           0.17              2.25   -2.08     1.03
DAILY AVG.       0.01              0.07   -0.06     0.03
DAYS >= .01         2               8.5    -6.5        6
DAYS >= .10         1               4.1    -3.1        4
DAYS >= .50         0               1.3    -1.3        0
DAYS >= 1.00        0               0.6    -0.6        0
GREATEST
 24 HR. TOTAL    0.10   12/04 TO 12/04

DEGREE_DAYS
HEATING TOTAL    1082              1091      -9     1113
 SINCE 7/1       2029              2191    -162     1801
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1229              1094     135     1472
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    38/300    DATE  12/13
HIGHEST GUST SPEED/DIRECTION    50/300    DATE  12/11

SKY COVER
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          5


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       0
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          1     HEAVY SNOW                 0
SNOW                      1     LIGHT SNOW                 5
SLEET                     0     FOG                        8
FOG W/VIS <= 1/4 MILE     0     HAZE                       6

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

...DAILY...

2 RECORD HIGH MINIMUM TEMPERATURES SET ( 12/18 AND 12/27).


...MONTHLY...

4TH DRIEST DECEMBER ON RECORD ( 0.17 INCHES OF PRECIPITATION.)

2ND LEAST NUMBER OF OCCURENCES WITH MEASUREABLE PRECIPITATION( 2
DAYS)

LEAST NUMBER OF OCCURENCES WITH ATLEAST A TENTH OF AN INCH OF
PRECIPITATION.


$$



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