Climatological Report (Daily)
Issued by NWS
Issued by NWS
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376
CDUS43 KILX 170630
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
130 AM CDT MON AUG 17 2026
...................................
...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR AUGUST 16 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 88 122 PM MM MM 84 4 94
MINIMUM 73 242 PM MM MM 64 9 75
AVERAGE 81 74 7 85
PRECIPITATION (IN)
YESTERDAY 0.25 MM MM 0.07 0.18 0.00
MONTH TO DATE 3.60 1.23 2.37 0.30
SINCE JUN 1 15.56 9.91 5.65 9.59
SINCE JAN 1 33.93 23.98 9.95 24.10
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 13 -13 1
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 16 9 7 20
MONTH TO DATE 196 156 40 175
SINCE JUN 1 765 731 34 896
SINCE JAN 1 894 837 57 953
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 700 AM
LOWEST 72 200 PM
AVERAGE 85
..........................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 MM MM
MINIMUM TEMPERATURE (F) 64 MM MM
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 608 AM CDT SUNSET 746 PM CDT
AUGUST 18 2026........SUNRISE 609 AM CDT SUNSET 745 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$