Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
064
CXUS53 KILX 011752
CLSMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1252 PM CDT TUE SEP 01 2026
...................................
...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2026 TO 8/31/2026...
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 106 07/07/2012
LOW 35 06/11/2007
HIGHEST 93 08/31 MM MM 94
LOWEST 52 07/23 MM MM 50
AVG. MAXIMUM 83.5 84.2 -0.7 84.5
AVG. MINIMUM 65.3 64.0 1.3 66.3
MEAN 74.4 74.1 0.3 75.4
DAYS MAX >= 90 10 17.0 -7.0 19
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 20.23 2018
MINIMUM 4.45 2012
TOTALS 15.79 11.10 4.69 9.68
DAILY AVG. 0.17 0.10
DAYS >= .01 30 28.9 1.1 29
DAYS >= .10 15 16.8 -1.8 20
DAYS >= .50 10 8.2 1.8 7
DAYS >= 1.00 3 2.8 0.2 2
GREATEST
24 HR. TOTAL 4.33 06/08 TO 06/08 1.02
DEGREE DAYS
HEATING TOTAL 0 15 -15 5
SINCE 7/1 0 1 -1 MM
COOLING TOTAL 891 852 39 984
SINCE 1/1 1020 958 62 MM
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST 03/28
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.4
HIGHEST WIND SPEED/DIRECTION 37/270 DATE 06/17
HIGHEST GUST SPEED/DIRECTION 56/260 DATE 06/17
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.27
NUMBER OF DAYS FAIR 60
NUMBER OF DAYS PC 28
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 25 MIXED PRECIP 0
HEAVY RAIN 13 RAIN 14
LIGHT RAIN 36 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 59 FOG W/VIS <= 1/4 MILE 8
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$