338
CDUS43 KILX 200629
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
129 AM CDT WED MAY 20 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 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 77 245 PM MM MM 75 2 81
MINIMUM 59 1159 PM MM MM 55 4 56
AVERAGE 68 65 3 69
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.13 -0.13 0.01
MONTH TO DATE 2.18 2.75 -0.57 2.22
SINCE MAR 1 15.60 8.92 6.68 8.51
SINCE JAN 1 16.41 12.75 3.66 9.08
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 125 100 25 55
SINCE MAR 1 840 1181 -341 840
SINCE JUL 1 4904 5354 -450 4692
COOLING
YESTERDAY 3 4 -1 4
MONTH TO DATE 6 40 -34 47
SINCE MAR 1 64 56 8 66
SINCE JAN 1 64 56 8 66
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 12.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 67 300 PM
AVERAGE 79
......................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 MM MM
MINIMUM TEMPERATURE (F) 55 MM MM
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 536 AM CDT SUNSET 808 PM CDT
MAY 21 2026...........SUNRISE 536 AM CDT SUNSET 809 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