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CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
940 AM CST WED JAN 1 2014

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 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  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              MM   MM
 LOW               MM   MM
HIGHEST            98   08/31        MM      MM      104  07/25
                                                          07/05
                                                          07/06
LOWEST              2   12/12        MM      MM        8  01/14
AVG. MAXIMUM     61.9              62.8    -0.9     67.5
AVG. MINIMUM     41.9              42.7    -0.8     45.3
MEAN             51.9              52.7    -0.8     56.4
DAYS MAX >= 90     21              20.3     0.7       58
DAYS MAX <= 32     36              28.9     7.1       13
DAYS MIN <= 32    134             113.4    20.6       99
DAYS MIN <= 0       0               2.8    -2.8        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          33.56             38.45   -4.89    26.13
DAILY AVG.       0.09                               0.07
DAYS >= .01       105                MM      MM      105
DAYS >= .10        60                MM      MM       58
DAYS >= .50        21                MM      MM       15
DAYS >= 1.00       11                MM      MM        3
GREATEST
 24 HR. TOTAL    2.39   MM                          2.96

DEGREE_DAYS
HEATING TOTAL    5749              5522     227     4415
COOLING TOTAL    1079              1049      30     1427

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

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM



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

$$








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