Climatological Report (Seasonal) Issued by NWS
000
CXUS53 KILX 011147
CLSDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
647 AM CDT TUE JUN 01 2021
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...
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 20 03/02/2021
HIGHEST 87 05/25 MM MM 86
LOWEST 20R 03/02 MM MM 22
AVG. MAXIMUM 64.4 63.4 1.0 61.6
AVG. MINIMUM 43.3 42.7 0.6 42.4
MEAN 53.8 53.0 0.8 52.0
DAYS MAX >= 90 0 0.8 -0.8 0
DAYS MAX <= 32 0 1.4 -1.4 0
DAYS MIN <= 32 17 21.8 -4.8 15
DAYS MIN <= 0 0 0.2 -0.2 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM MM MM
MINIMUM MM MM
TOTALS 11.93 10.55 1.38 14.47
DAILY AVG. 0.13 0.16
DAYS >= .01 32 35.0 -3.0 42
DAYS >= .10 25 21.2 3.8 29
DAYS >= .50 8 7.3 0.7 10
DAYS >= 1.00 1 2.2 -1.2 3
GREATEST
24 HR. TOTAL 1.45 1.35
DEGREE DAYS
HEATING TOTAL 1113 1209 -96 1252
SINCE 7/1 5340 5383 -43 5368
COOLING TOTAL 108 110 -2 80
SINCE 1/1 108 110 -2 80
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST 10/05
LATEST 05/09
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WIND (MPH)
AVERAGE WIND SPEED 10.7
HIGHEST WIND SPEED/DIRECTION 40/050 DATE 03/18
HIGHEST GUST SPEED/DIRECTION 53/040 DATE 03/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.37
NUMBER OF DAYS FAIR 52
NUMBER OF DAYS PC 19
NUMBER OF DAYS CLOUDY 21
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 10 MIXED PRECIP 0
HEAVY RAIN 14 RAIN 21
LIGHT RAIN 40 FREEZING RAIN 1
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 1 SLEET 0
FOG 36 FOG W/VIS <= 1/4 MILE 3
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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