Climatological Report (Seasonal)
Issued by NWS

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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
..............................................................

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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