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CXUS53 KILX 011605
CLSMTO

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1105 AM CDT MON JUN 01 2026

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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2026 TO 5/31/2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1998 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             94   05/28/2018
 LOW              -6   03/06/2015
HIGHEST           86   03/22         MM      MM       86
LOWEST            14   03/17         MM      MM       16
AVG. MAXIMUM    68.0               63.4     4.6     65.8
AVG. MINIMUM    46.5               43.4     3.1     44.7
MEAN            57.3               53.4     3.9     55.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     1                2.0    -1.0        0
DAYS MIN <= 32     9               19.7   -10.7       14
DAYS MIN <= 0      0                0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.09   2002
 MINIMUM        3.71   2005
TOTALS         16.46              10.22    6.24    13.15
DAILY AVG.      0.18                                0.14
DAYS >= .01       34               31.7     2.3       35
DAYS >= .10       26               19.6     6.4       21
DAYS >= .50       11                6.1     4.9       11
DAYS >= 1.00       3                2.2     0.8        2
GREATEST
 24 HR. TOTAL   3.01   04/27 TO 04/27               3.42


DEGREE DAYS
HEATING TOTAL    822               1175    -353      895
 SINCE 7/1      4704               5285    -581       MM
COOLING TOTAL    129                106      23       57
 SINCE 1/1       129                106      23       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        11/02
LATEST                          04/12
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.4
HIGHEST WIND SPEED/DIRECTION    41/010    DATE  03/22
HIGHEST GUST SPEED/DIRECTION    58/180    DATE  03/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.38
NUMBER OF DAYS FAIR           49
NUMBER OF DAYS PC             27
NUMBER OF DAYS CLOUDY         15

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             23     MIXED PRECIP               0
HEAVY RAIN               20     RAIN                      22
LIGHT RAIN               43     FREEZING RAIN              1
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                4     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      6
HAZE                      4

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

$$