855
CDUS43 KILX 202135
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
435 PM CDT THU AUG 20 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 2000 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 83 255 PM MM MM 84 -1 84
MINIMUM 66 505 AM MM MM 63 3 64
AVERAGE 75 73 2 74
PRECIPITATION (IN)
TODAY 0.24 MM MM 0.11 0.13 0.00
MONTH TO DATE 3.58 1.75 1.83 1.56
SINCE JUN 1 13.91 9.45 4.46 13.64
SINCE JAN 1 31.24 23.83 7.41 23.94
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 12 -11 0
SINCE JUL 1 1 1 0 0
COOLING
TODAY 10 8 2 9
MONTH TO DATE 229 190 39 266
SINCE JUN 1 801 765 36 1097
SINCE JAN 1 913 875 38 1182
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 57 300 PM
AVERAGE 79
......................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 MM MM
MINIMUM TEMPERATURE (F) 63 MM MM
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 612 AM CDT SUNSET 745 PM CDT
AUGUST 21 2026........SUNRISE 613 AM CDT SUNSET 743 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page