Climatological Report (Seasonal)
Issued by NWS Central Illinois

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CXUS53 KILX 011929 CCA
CLSSPI

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE LINCOLN IL
128 PM CST SAT DEC 1 2012

CORRECTED THUNDERSTORM DAYS

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

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

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             102   09/01/2011
 LOW               -3   11/30/1964
HIGHEST            93   09/04        MM      MM      102
LOWEST             18   11/27        MM      MM       23
AVG. MAXIMUM     65.6              65.9    -0.3     67.5
AVG. MINIMUM     43.4              44.1    -0.7     44.9
MEAN             54.5              55.0    -0.5     56.2
DAYS MAX >= 90      3               2.5     0.5        3
DAYS MAX <= 32      0               1.2    -1.2        0
DAYS MIN <= 32     20              17.2     2.8       10
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        24.55   1926
 MINIMUM         2.67   1910
TOTALS           9.05              9.26   -0.21     6.18
DAILY AVG.       0.10                               0.07
DAYS >= .01        23              25.5    -2.5       27
DAYS >= .10        14              16.2    -2.2       13
DAYS >= .50         6               6.2    -0.2        4
DAYS >= 1.00        3               2.3     0.7        1
GREATEST
 24 HR. TOTAL    2.12   10/13 TO 10/14              1.34

SNOWFALL (INCHES)
RECORDS
 TOTAL           12.1   1951
 24 HR TOTAL      7.8   11/06/1951
TOTALS              T               0.6    -0.6      0.0
SINCE 7/1           T               0.6    -0.6      0.0
DAYS >= TRACE       1               0.9     0.1        0
DAYS >= 1.0         0               0.2    -0.2        0
GREATEST
 SNOW DEPTH         0   MM                             0
 24 HR TOTAL      0.0   11/26                        0.0

DEGREE_DAYS
HEATING TOTAL    1061              1063      -2      910
 SINCE 7/1       1061              1068      -7      910
COOLING TOTAL     133               152     -19      131
 SINCE 1/1       1534              1122     412     1447

FREEZE DATES
RECORD
 EARLIEST     09/20/1991
 LATEST       05/10/1966
EARLIEST                        10/13
LATEST                          04/13
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    40/190    DATE  11/11
HIGHEST GUST SPEED/DIRECTION    52/180    DATE  11/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           60
NUMBER OF DAYS PC             21
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                      11
LIGHT RAIN               31     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      30     FOG W/VIS <= 1/4 MILE      4
HAZE                     12

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

&&

RECORDS ESTABLISHED DURING THE PERIOD...

SEPTEMBER:
* RECORD LOW OF 33 DEGREES ON THE 24TH

OCTOBER:
* TIED RECORD COLD HIGH OF 50 DEGREES ON THE 6TH

NOVEMBER:

* TIED RECORD HIGH OF 75 DEGREES ON THE 10TH
* TIED RECORD WARM LOW OF 56 DEGREES ON THE 10TH

$$
GEELHART






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