Climatological Report (Seasonal)
Issued by NWS

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CXUS53 KILX 020356
CLSDEC

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1056 PM CDT SAT JUN 1 2013

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2013 TO 5/31/2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
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               MM   MM
HIGHEST            87   05/19        MM      MM       93
                        05/14
                        05/15
LOWEST             15   03/21        MM      MM       20
AVG. MAXIMUM     60.1              63.1    -3.0     72.1
AVG. MINIMUM     40.7              41.7    -1.0     47.8
MEAN             50.4              52.4    -2.0     59.9
DAYS MAX >= 90      0               0.7    -0.7        5
DAYS MAX <= 32      3               1.3     1.7        0
DAYS MIN <= 32     31              21.9     9.1       12
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          13.67             10.73    2.94     5.37
DAILY AVG.       0.15                               0.06
DAYS >= .01        38                MM      MM       27
DAYS >= .10        22                MM      MM       14
DAYS >= .50         9                MM      MM        3
DAYS >= 1.00        5                MM      MM        0
GREATEST
 24 HR. TOTAL    2.39   04/18                       1.05

DEGREE_DAYS
HEATING TOTAL    1435              1247     188      654
 SINCE 7/1       5405              5504     -99     4231
COOLING TOTAL     112                87      25      224
 SINCE 1/1        112                87      25      224

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    41/210    DATE  05/31
HIGHEST GUST SPEED/DIRECTION    58/190    DATE  05/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           36
NUMBER OF DAYS PC             27
NUMBER OF DAYS CLOUDY         29

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             22     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      18
LIGHT RAIN               48     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               10     SLEET                      0
FOG                      46     FOG W/VIS <= 1/4 MILE      5
HAZE                     21

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$






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