011
CXUS53 KILX 011509
CLMMTO

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1009 AM CDT SUN JUN 01 2025

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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 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              34   05/10/2021
HIGHEST           86   05/15         MM      MM       87
LOWEST            44   05/09         MM      MM       48
                       05/10
AVG. MAXIMUM    71.9               73.9    -2.0     77.4
AVG. MINIMUM    53.4               54.0    -0.6     57.2
MEAN            62.6               63.9    -1.3     67.3
DAYS MAX >= 90     0                0.4    -0.4        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.2    -0.2        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.76   2021
 MINIMUM        1.92   2023
TOTALS          3.86               3.86   -0.00     2.30
DAILY AVG.      0.12               0.12   -0.00     0.07
DAYS >= .01       11               11.9    -0.9       14
DAYS >= .10        6                7.6    -1.6        7
DAYS >= .50        3                2.2     0.8        1
DAYS >= 1.00       1                0.9     0.1        0
GREATEST
 24 HR. TOTAL   1.50   05/03 TO 05/04               0.65


DEGREE DAYS
HEATING TOTAL    116                124      -8       17
 SINCE 7/1      4828               5285    -457       MM
COOLING TOTAL     48                 91     -43       96
 SINCE 1/1        57                106     -49       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.3
HIGHEST WIND SPEED/DIRECTION    29/350    DATE  05/04
HIGHEST GUST SPEED/DIRECTION    51/160    DATE  05/16

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      2
HAZE                      3

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

$$