Climatological Report (Monthly)
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000
CXUS53 KPAH 010755
CLMMDH

CLIMATE REPORT
NATIONAL WEATHER SERVICE PADUCAH
155 AM CST SAT JAN 01 2022

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

...THE CARBONDALE IL CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1898 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             77   12/03/1982
 LOW             -14   12/22/1989
HIGHEST           75   12/02                          70  12/10
                       12/03
LOWEST            21   12/20                          14  12/25
AVG. MAXIMUM    58.9               45.7    13.2     47.7
AVG. MINIMUM    36.3               28.2     8.1     28.3
MEAN            47.6               37.0    10.6     38.0
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                4.0    -4.0        2
DAYS MIN <= 32    12               21.5    -9.5       22
DAYS MIN <= 0      0                0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       12.23   1982
 MINIMUM        0.27   1955
TOTALS          3.64               3.12    0.52     1.96
DAILY AVG.      0.12               0.10    0.02     0.06
DAYS >= .01       10                9.8     0.2        6
DAYS >= .10        7                5.9     1.1        4
DAYS >= .50        3                2.0     1.0        1
DAYS >= 1.00       1                0.8     0.2        0
GREATEST
 24 HR. TOTAL   1.66   12/17 TO 12/18


DEGREE DAYS
HEATING TOTAL    536                870    -334      830
 SINCE 7/1      1339               1771    -432       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1492               1370     122       MM

FREEZE DATES
EARLIEST                        11/03
LATEST                          04/22
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    41/240    DATE  12/10
HIGHEST GUST SPEED/DIRECTION    64/230    DATE  12/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.47
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      3
HAZE                      1

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

[REMARKS:] WARMEST DECEMBER AT CARBONDALE.
$$


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