Climatological Report (Monthly)
Issued by NWS Central Illinois

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CXUS53 KILX 012244
CLMSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
444 PM CST WED JAN 1 2014

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              74   12/03/2012
                        12/28/1984
                        12/03/1970
 LOW              -21   12/23/1989
HIGHEST            62   12/20        38      24       74
LOWEST              1   12/12        23     -22       12
AVG. MAXIMUM     36.4              38.3    -1.9     45.9
AVG. MINIMUM     18.1              22.5    -4.4     30.8
MEAN             27.2              30.4    -3.2     38.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     12               8.7     3.3        6
DAYS MIN <= 32     27              24.6     2.4       19
DAYS MIN <= 0       0               1.6    -1.6        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.94   1982
 MINIMUM         0.15   1955
TOTALS           1.60              2.52   -0.92     3.28
DAILY AVG.       0.05              0.08   -0.03     0.11
DAYS >= .01         7               9.9    -2.9       11
DAYS >= .10         3               5.4    -2.4        8
DAYS >= .50         1               1.4    -0.4        3
DAYS >= 1.00        0               0.6    -0.6        0
GREATEST
 24 HR. TOTAL    0.72   12/13 TO 12/14              0.96

SNOWFALL (INCHES)
RECORDS
 TOTAL           22.7   1977
TOTALS            8.2               5.6     2.6      4.6
SINCE 7/1         8.9               6.2     2.7      4.6
DAYS >= 1.0         2               1.7     0.3        2
GREATEST
 SNOW DEPTH         6   12/18                          3
                        12/17
                        12/16
 24 HR TOTAL      3.5   12/14 TO 12/14               2.8

DEGREE_DAYS
HEATING TOTAL    1164              1072      92      819
 SINCE 7/1       2346              2140     206     1880
COOLING TOTAL       0                 0       0        1
 SINCE 1/1       1145              1122      23     1535
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    29/180    DATE  12/18
HIGHEST GUST SPEED/DIRECTION    37/170    DATE  12/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              2
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               10     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      3
HAZE                      6

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

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