Climatological Report (Monthly)
Issued by NWS

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120
CXUS53 KILX 011328
CLMDEC

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
828 AM CDT MON SEP 01 2025

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

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              51   08/26/2025
HIGHEST           96   08/16         MM      MM       95
LOWEST            51R  08/26         MM      MM       49
                       08/27
AVG. MAXIMUM    85.4               84.3     1.1     84.4
AVG. MINIMUM    64.1               63.1     1.0     64.7
MEAN            74.7               73.7     1.0     74.5
DAYS MAX >= 90    10                7.0     3.0       10
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          1.56               3.03   -1.47     2.59
DAILY AVG.      0.05               0.10   -0.05     0.08
DAYS >= .01        5                9.2    -4.2        7
DAYS >= .10        3                5.0    -2.0        5
DAYS >= .50        1                2.0    -1.0        2
DAYS >= 1.00       1                1.0     0.0        0
GREATEST
 24 HR. TOTAL   1.12   08/12 TO 08/12               1.64


DEGREE DAYS
HEATING TOTAL      1                  4      -3        3
 SINCE 7/1         1                  1       0       MM
COOLING TOTAL    310                273      37      307
 SINCE 1/1      1226                958     268       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
HIGHEST WIND SPEED/DIRECTION    32/290    DATE  08/12
HIGHEST GUST SPEED/DIRECTION    46/300    DATE  08/12

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      2
HAZE                      2

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

$$