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000
CXUS53 KILX 011542
CLSDEC

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1042 AM CDT FRI SEP 01 2023

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2023 TO 8/31/2023...

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           99   08/24         MM      MM       98
LOWEST            47   06/08         MM      MM       50
                       06/09
AVG. MAXIMUM    85.3               84.4     0.9     85.3
AVG. MINIMUM    63.0               63.7    -0.7     64.5
MEAN            74.1               74.0     0.1     74.9
DAYS MAX >= 90    22               21.9     0.1       21
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM          MM   MM
 MINIMUM          MM   MM
TOTALS         10.12              10.73   -0.61    15.77
DAILY AVG.      0.11                                0.17
DAYS >= .01       21               30.3    -9.3       29
DAYS >= .10       13               17.2    -4.2       16
DAYS >= .50        7                7.2    -0.2        9
DAYS >= 1.00       5                3.3     1.7        6
GREATEST
 24 HR. TOTAL   1.94                                3.80


DEGREE DAYS
HEATING TOTAL      7                 16      -9        0
 SINCE 7/1         3                  1       2       MM
COOLING TOTAL    875                848      27      921
 SINCE 1/1       967                958       9       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          04/24
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    45/270    DATE  06/29
HIGHEST GUST SPEED/DIRECTION    75/270    DATE  06/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.26
NUMBER OF DAYS FAIR           67
NUMBER OF DAYS PC             20
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             27     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      12
LIGHT RAIN               29     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      36     FOG W/VIS <= 1/4 MILE      2
HAZE                     10

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

$$

ERWIN