Climatological Report (Annual)
Issued by NWS
Issued by NWS
835
CXUS53 KILX 011811
CLAMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1238 PM CST THU JAN 1 2026
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...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1998 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 106 07/07/2012
LOW -14 01/06/2014
HIGHEST 96 09/14 MM MM 94
LOWEST -9 12/14 MM MM -5
AVG. MAXIMUM 64.0 62.8 1.2 64.2
AVG. MINIMUM 44.4 44.0 0.4 44.8
MEAN 54.2 53.4 0.8 54.5
DAYS MAX >= 90 26 20.0 6.0 18
DAYS MAX <= 32 40 30.0 10.0 14
DAYS MIN <= 32 101 106.3 -5.3 83
DAYS MIN <= 0 8 3.9 4.1 3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 49.20 2021
MINIMUM 24.75 2005
TOTALS 29.62 36.00 -6.38 29.32
DAILY AVG. 0.08 0.09
DAYS >= .01 86 107.9 -21.9 101
DAYS >= .10 54 61.6 -7.6 64
DAYS >= .50 20 23.9 -3.9 20
DAYS >= 1.00 5 8.1 -3.1 5
GREATEST
24 HR. TOTAL 3.42 04/04 TO 04/05 3.75
DEGREE DAYS
HEATING TOTAL 4945 5297 -352 4160
COOLING TOTAL 1273 1116 157 858
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST 11/02
LATEST 04/12
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SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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