Climatological Report (Seasonal)
Issued by NWS

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000
CXUS53 KILX 011931
CLSMTO

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
131 PM CST SAT DEC 1 2012

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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2012 TO 11/30/2012...

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            88   09/06        MM      MM       99
                        09/04
LOWEST             18   11/27        MM      MM       24
                        11/24
AVG. MAXIMUM     62.6              65.2    -2.6     65.7
AVG. MINIMUM     43.4              44.7    -1.3     46.0
MEAN             53.0              54.9    -1.9     55.8
DAYS MAX >= 90      0               1.2    -1.2        4
DAYS MAX <= 32      1               1.0     0.0        0
DAYS MIN <= 32     24              15.7     8.3        7
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          13.46              9.38    4.08     9.93
DAILY AVG.       0.15                               0.11
DAYS >= .01        27                MM      MM       34
DAYS >= .10        20                MM      MM       22
DAYS >= .50        11                MM      MM        8
DAYS >= 1.00        4                MM      MM        2
GREATEST
 24 HR. TOTAL    2.61   09/07 TO 09/08              2.10

DEGREE_DAYS
HEATING TOTAL    1165              1054     111      923
 SINCE 7/1       1165              1059     106      923
COOLING TOTAL     100               137     -37      115
 SINCE 1/1       1382              1057     325     1308

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

WIND (MPH)
AVERAGE WIND SPEED              8.0
HIGHEST WIND SPEED/DIRECTION    39/360    DATE  09/07
HIGHEST GUST SPEED/DIRECTION    52/050    DATE  09/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           56
NUMBER OF DAYS PC             24
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN               14     RAIN                      16
LIGHT RAIN               36     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      48     FOG W/VIS <= 1/4 MILE      8
HAZE                     14

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

$$
GEELHART






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