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000
CXUS53 KILX 011452
CLMDEC


CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
944 AM CDT FRI JUN 1 2012

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2012...

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            93   05/28        MM      MM       89
                        05/27
LOWEST             41   05/17        MM      MM       36
AVG. MAXIMUM     81.3              74.2     7.1     73.1
AVG. MINIMUM     56.1              51.4     4.7     53.8
MEAN             68.7              62.8     5.9     63.4
DAYS MAX >= 90      5               0.7     4.3        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.3    -0.3        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           1.68              4.29   -2.61     5.52
DAILY AVG.       0.05              0.14   -0.09     0.18
DAYS >= .01         6                MM      MM       10
DAYS >= .10         6                MM      MM        7
DAYS >= .50         1                MM      MM        3
DAYS >= 1.00        0                MM      MM        2
GREATEST
 24 HR. TOTAL    0.91   04/30 TO 05/01              2.78

DEGREE_DAYS
COOLING TOTAL     166                73      93      126
 SINCE 1/1        224                87     137      137
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.7
HIGHEST WIND SPEED/DIRECTION    35/170    DATE  05/24
HIGHEST GUST SPEED/DIRECTION    43/170    DATE  05/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

$$