Climatological Report (Seasonal)
Issued by NWS Central Illinois

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CXUS53 KILX 011031
CLSSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
404 AM CST MON MAR 1 2010

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE WINTER SEASON, FROM
12/1/2009 TO 2/28/2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1879 TO 2010

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              78   02/24/1930
 LOW              -24   02/13/1905
HIGHEST            58   12/01        MM      MM       67
LOWEST            -10   01/10        MM      MM       -9
AVG. MAXIMUM     32.9              36.7    -3.8     37.8
AVG. MINIMUM     19.0              20.6    -1.6     19.6
MEAN             26.0              28.7    -2.7     28.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     37              31.2     5.8       30
DAYS MIN <= 32     77              74.0     3.0       82
DAYS MIN <= 0       7               8.4    -1.4        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        15.21   1882
 MINIMUM         1.67   1920
TOTALS           7.90              5.96    1.94     5.81
DAILY AVG.       0.09                               0.06
DAYS >= .01        35              27.5     7.5       29
DAYS >= .10        19              13.6     5.4       13
DAYS >= .50         4               3.3     0.7        2
DAYS >= 1.00        2               1.1     0.9        1
GREATEST
 24 HR. TOTAL    1.53   MM                          1.21

SNOWFALL (INCHES)
RECORDS
 TOTAL           45.0   1982
 24 HR TOTAL     15.0   02/28/1900 TO 02/28/1900
TOTALS           23.7              18.9     4.8      9.8
SINCE 7/1        23.7              20.5     3.2     11.0
SNOWDEPTH AVG.      2                                  0
DAYS >= TRACE      37              15.0    22.0       33
DAYS >= 1.0         8               5.5     2.5        5
GREATEST
 SNOW DEPTH         6   02/16                          4
                        02/09
                        02/15
 24 HR TOTAL      3.8   MM                           1.8

DEGREE_DAYS
HEATING TOTAL    3496              3375     121     3257
 SINCE 7/1       4435              4354      81     4306
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

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

WIND (MPH)
AVERAGE WIND SPEED              9.5
HIGHEST WIND SPEED/DIRECTION    30/270    DATE  01/25
HIGHEST GUST SPEED/DIRECTION    46/160    DATE  12/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM

NUMBER OF DAYS FAIR           32
NUMBER OF DAYS PC             19
NUMBER OF DAYS CLOUDY         39

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      10
LIGHT RAIN               20     FREEZING RAIN              1
LT FREEZING RAIN          4     HAIL                       0
HEAVY SNOW                1     SNOW                       5
LIGHT SNOW               38     SLEET                      1
FOG                      55     FOG W/VIS <= 1/4 MILE     10
HAZE                     23

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

&&

DEC 2009 RECORDS...

* DAILY RAINFALL RECORD OF 1.28 INCHES ON DEC 23
* 9TH WETTEST DEC WITH 4.45 INCHES OF PRECIPITATION

JAN 2010 RECORDS...

* NO RECORDS SET IN JAN

FEB 2010 RECORDS...

* NO RECORDS SET IN FEB

2009-10 WINTER WEASON RECORDS...

* NO RECORDS SET IN WINTER SEASON

$$








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