Climatological Report (Monthly)
Issued by NWS Central Illinois

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132
CXUS53 KILX 011407
CLMSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
807 AM CST WED JAN 01 2025

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1879 TO 2024

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   12/08         38      24       63
                       12/16
LOWEST             8   12/05         23     -15       16
AVG. MAXIMUM    42.8               40.7     2.1     47.1
AVG. MINIMUM    26.5               25.2     1.3     33.9
MEAN            34.6               32.9     1.7     40.5
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     7                7.6    -0.6        0
DAYS MIN <= 32    20               23.7    -3.7       13
DAYS MIN <= 0      0                0.7    -0.7        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.94   1982
 MINIMUM        0.15   1955
TOTALS          1.99               2.15   -0.16     2.98
DAILY AVG.      0.07               0.07    0.00     0.10
DAYS >= .01       14                9.0     5.0       11
DAYS >= .10        5                4.8     0.2        6
DAYS >= .50        1                1.2    -0.2        3
DAYS >= 1.00       0                0.4    -0.4        0
GREATEST
 24 HR. TOTAL   0.79   12/14 TO 12/14               1.03

SNOWFALL (INCHES)
RECORDS
 TOTAL          22.7   1977
TOTALS           1.4                4.3    -2.9      1.0
SINCE 7/1        1.4                5.6    -4.2       MM
DAYS >= 1.0        1                1.2    -0.2        0
GREATEST
 SNOW DEPTH        1   12/03                          MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    931                993     -62      751
 SINCE 7/1      1727               2016    -289       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1202               1251     -49       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
HIGHEST WIND SPEED/DIRECTION    36/320    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    59/300    DATE  12/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.53
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                3     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      1
HAZE                      6

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

&&

RECORD WARM LOW OF 45 DEGREES ON DECEMBER 27.

$$

ERWIN