211
CXUS53 KILX 011407
CLMDEC

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

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

...THE DECATUR 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           62   12/16         MM      MM       61
LOWEST            13   12/05         MM      MM       15
AVG. MAXIMUM    43.4               39.7     3.7     47.1
AVG. MINIMUM    28.0               25.2     2.8     32.6
MEAN            35.7               32.4     3.3     39.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     6                8.0    -2.0        0
DAYS MIN <= 32    19               23.6    -4.6       17
DAYS MIN <= 0      0                0.5    -0.5        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM          MM   MM
 MINIMUM          MM   MM
TOTALS          1.73               2.12   -0.39     2.88
DAILY AVG.      0.06               0.07   -0.01     0.09
DAYS >= .01       11                8.9     2.1       11
DAYS >= .10        4                4.8    -0.8        5
DAYS >= .50        2                1.5     0.5        2
DAYS >= 1.00       0                0.4    -0.4        1
GREATEST
 24 HR. TOTAL   0.57   12/28 TO 12/29               1.20


DEGREE DAYS
HEATING TOTAL    902               1009    -107      770
 SINCE 7/1      1656               2072    -416       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1292               1105     187       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.8
HIGHEST WIND SPEED/DIRECTION    37/310    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    53/320    DATE  12/04

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       4
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                4     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      3
HAZE                      6

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

$$

ERWIN