Climatological Report (Monthly)
Issued by NWS

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CXUS53 KILX 012024 RRA
CLMMTO

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1213 PM CST TUE JAN 1 2019

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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              MM   MM
 LOW               MM   MM
HIGHEST            60   12/01        MM      MM       63
LOWEST             12   12/10        MM      MM       -3
AVG. MAXIMUM     42.8              38.4     4.4     38.5
AVG. MINIMUM     28.2              24.2     4.0     22.5
MEAN             35.5              31.3     4.2     30.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      6               8.2    -2.2       10
DAYS MIN <= 32     22              23.8    -1.8       25
DAYS MIN <= 0       0               0.6    -0.6        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           2.28              2.77   -0.49     0.29
DAILY AVG.       0.08              0.09   -0.01     0.01
DAYS >= .01         7                MM      MM        2
DAYS >= .10         3                MM      MM        2
DAYS >= .50         2                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.90   12/31 TO 12/31              0.15

DEGREE_DAYS
HEATING TOTAL     903              1044    -141     1063
 SINCE 7/1       2155              2103      52     1993
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1485              1057     428     1161
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    36/150    DATE  12/27
HIGHEST GUST SPEED/DIRECTION    52/150    DATE  12/27

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                6     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      4
HAZE                      6

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

$$


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