Climatological Report (Daily)
Issued by NWS
Issued by NWS
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377
CDUS43 KILX 170630
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
130 AM CDT MON AUG 17 2026
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 16 2026...
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)
YESTERDAY
MAXIMUM 88 1219 PM MM MM 84 4 96
MINIMUM 73 133 PM MM MM 63 10 76
AVERAGE 81 74 7 86
PRECIPITATION (IN)
YESTERDAY 0.35 MM MM 0.10 0.25 0.00
MONTH TO DATE 3.24 1.34 1.90 1.15
SINCE JUN 1 13.57 9.04 4.53 13.23
SINCE JAN 1 30.90 23.42 7.48 23.53
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 16 9 7 21
MONTH TO DATE 192 155 37 205
SINCE JUN 1 764 730 34 1036
SINCE JAN 1 876 840 36 1121
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 300 AM
LOWEST 70 100 PM
AVERAGE 83
..........................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 MM MM
MINIMUM TEMPERATURE (F) 63 MM MM
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 609 AM CDT SUNSET 749 PM CDT
AUGUST 18 2026........SUNRISE 610 AM CDT SUNSET 747 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$