Climatological Report (Monthly)
Issued by NWS

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000
CXUS53 KILX 011529
CLMDEC


CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1002 AM CDT WED MAY 1 2013

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 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            83   04/30        MM      MM       87
LOWEST             25   04/04        MM      MM       27
                        04/03
                        04/02
AVG. MAXIMUM     62.2              63.8    -1.6     67.4
AVG. MINIMUM     40.4              41.8    -1.4     43.1
MEAN             51.3              52.8    -1.5     55.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      5               5.0     0.0        5
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           6.60              3.80    2.80     2.72
DAILY AVG.       0.22              0.13    0.09     0.09
DAYS >= .01        13                MM      MM       11
DAYS >= .10         7                MM      MM        4
DAYS >= .50         3                MM      MM        2
DAYS >= 1.00        3                MM      MM        0
GREATEST
 24 HR. TOTAL    2.39   04/18 TO 04/18              1.05
                        04/17 TO 04/18
                        04/18 TO 04/18

DEGREE_DAYS
HEATING TOTAL     412               379      33      303
 SINCE 7/1       5289              5363     -74     4185
COOLING TOTAL      10                13      -3       19
 SINCE 1/1         10                14      -4       58
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.2
HIGHEST WIND SPEED/DIRECTION    38/230    DATE  04/18
HIGHEST GUST SPEED/DIRECTION    53/220    DATE  04/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       8
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      1
HAZE                      6

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

$$




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