Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KILX 200629
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
129 AM CDT THU AUG 20 2026
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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 82 201 PM MM MM 84 -2 89
MINIMUM 68 1159 PM MM MM 63 5 72
AVERAGE 75 74 1 81
PRECIPITATION (IN)
YESTERDAY 0.10 MM MM 0.10 0.00 0.10
MONTH TO DATE 3.34 1.64 1.70 1.56
SINCE JUN 1 13.67 9.34 4.33 13.64
SINCE JAN 1 31.00 23.72 7.28 23.94
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 10 9 1 16
MONTH TO DATE 219 182 37 257
SINCE JUN 1 791 757 34 1088
SINCE JAN 1 903 867 36 1173
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1000 PM
LOWEST 72 1100 AM
AVERAGE 84
..........................................................
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 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.
$$