Climatological Report (Monthly)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13
431
CXUS53 KILX 011449
CLMDEC

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
949 AM CDT FRI AUG 01 2025

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JULY 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              66   07/02/2025
HIGHEST           94   07/24         MM      MM       94
                       07/28
                       07/29
LOWEST            66R  07/02         MM      MM       49
                       07/31
AVG. MAXIMUM    89.0               85.8     3.2     84.9
AVG. MINIMUM    71.4               65.6     5.8     65.6
MEAN            80.2               75.7     4.5     75.3
DAYS MAX >= 90    14                9.0     5.0        4
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          7.80               3.32    4.48     8.35
DAILY AVG.      0.25               0.11    0.14     0.27
DAYS >= .01       13               10.0     3.0       14
DAYS >= .10        9                5.5     3.5        9
DAYS >= .50        5                2.4     2.6        5
DAYS >= 1.00       2                1.0     1.0        3
GREATEST
 24 HR. TOTAL   2.65   07/19 TO 07/19               3.21


DEGREE DAYS
HEATING TOTAL      0                  1      -1        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    477                333     144      329
 SINCE 1/1       916                685     231       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    39/210    DATE  07/06
HIGHEST GUST SPEED/DIRECTION    52/220    DATE  07/06

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             14     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                       9
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      4
HAZE                      2

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

$$