Climatological Report (Daily)
Issued by NWS
Issued by NWS
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146
CDUS43 KILX 210631
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
131 AM CDT THU AUG 21 2025
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 1223 PM MM MM 84 0 75
MINIMUM 64 1139 PM MM MM 63 1 55
AVERAGE 74 73 1 65
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.11 -0.11 0.00
MONTH TO DATE 1.56 1.75 -0.19 2.11
SINCE JUN 1 13.64 9.45 4.19 12.46
SINCE JAN 1 23.94 23.83 0.11 30.68
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 12 -12 3
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 9 8 1 0
MONTH TO DATE 266 190 76 186
SINCE JUN 1 1097 765 332 846
SINCE JAN 1 1182 875 307 981
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 7.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 600 AM
LOWEST 63 1200 PM
AVERAGE 80
..........................................................
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 21 2025........SUNRISE 613 AM CDT SUNSET 743 PM CDT
AUGUST 22 2025........SUNRISE 614 AM CDT SUNSET 741 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$