Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
851
CXUS53 KILX 022004
CLSDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
304 PM CDT TUE SEP 02 2025
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2025 TO 8/31/2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH MM MM
LOW 51 06/02/2025
HIGHEST 96 08/16 MM MM 96
LOWEST 51R 06/02 MM MM 49
08/26
08/27
AVG. MAXIMUM 86.7 84.4 2.3 85.1
AVG. MINIMUM 67.5 63.7 3.8 65.2
MEAN 77.1 74.0 3.1 75.1
DAYS MAX >= 90 33 22.0 11.0 25
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM MM MM
MINIMUM MM MM
TOTALS 13.64 10.73 2.91 12.94
DAILY AVG. 0.15 0.14
DAYS >= .01 26 30.3 -4.3 28
DAYS >= .10 18 17.2 0.8 18
DAYS >= .50 10 7.2 2.8 8
DAYS >= 1.00 4 3.3 0.7 4
GREATEST
24 HR. TOTAL 2.65 3.21
DEGREE DAYS
HEATING TOTAL 1 16 -15 6
SINCE 7/1 1 1 0 MM
COOLING TOTAL 1141 848 293 967
SINCE 1/1 1226 958 268 MM
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST 04/12
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 7.1
HIGHEST WIND SPEED/DIRECTION 39/210 DATE 07/06
HIGHEST GUST SPEED/DIRECTION 52/220 DATE 07/06
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.26
NUMBER OF DAYS FAIR 65
NUMBER OF DAYS PC 21
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 25 MIXED PRECIP 0
HEAVY RAIN 16 RAIN 16
LIGHT RAIN 32 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 39 FOG W/VIS <= 1/4 MILE 8
HAZE 11
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$