Climatological Report (Daily)
Issued by NWS
Issued by NWS
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977
CDUS43 KILX 310627
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
127 AM CDT SUN MAY 31 2026
...................................
...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR MAY 30 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 214 PM MM MM 78 5 76
MINIMUM 61 212 AM MM MM 59 2 58
AVERAGE 72 68 4 67
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.11 -0.11 T
MONTH TO DATE 3.63 3.74 -0.11 3.86
SINCE MAR 1 16.46 10.10 6.36 13.15
SINCE JAN 1 18.37 13.95 4.42 14.51
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 140 123 17 116
SINCE MAR 1 822 1174 -352 895
SINCE JUL 1 4704 5284 -580 4828
COOLING
YESTERDAY 7 5 2 2
MONTH TO DATE 61 85 -24 43
SINCE MAR 1 124 100 24 52
SINCE JAN 1 124 100 24 52
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 200 AM
LOWEST 37 300 PM
AVERAGE 64
..........................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 MM MM
MINIMUM TEMPERATURE (F) 59 MM MM
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 528 AM CDT SUNSET 814 PM CDT
JUNE 1 2026..........SUNRISE 528 AM CDT SUNSET 814 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$