047
CXUS53 KILX 011407
CLMMTO

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
807 AM CST WED JAN 01 2025

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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
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           59   12/08         MM      MM       62
                       12/16
                       12/28
LOWEST             9   12/05         MM      MM       14
AVG. MAXIMUM    42.5               40.0     2.5     46.7
AVG. MINIMUM    28.0               26.0     2.0     32.9
MEAN            35.3               33.0     2.3     39.8
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     6                7.9    -1.9        0
DAYS MIN <= 32    20               22.7    -2.7       17
DAYS MIN <= 0      0                0.5    -0.5        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM          MM   MM
 MINIMUM          MM   MM
TOTALS          3.07               1.84    1.23     2.65
DAILY AVG.      0.10               0.06    0.04     0.09
DAYS >= .01       15                7.6     7.4       13
DAYS >= .10        8                4.2     3.8        6
DAYS >= .50        1                1.3    -0.3        1
DAYS >= 1.00       1                0.3     0.7        0
GREATEST
 24 HR. TOTAL   1.24   12/28 TO 12/29               0.98


DEGREE DAYS
HEATING TOTAL    913                992     -79      775
 SINCE 7/1      1700               2034    -334       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1091               1117     -26       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    38/280    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    56/270    DATE  12/04

AVERAGE RH (PERCENT)     81

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                4     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      3
HAZE                      3

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

$$

ERWIN