Climatological Report (Seasonal)
Issued by NWS Central Illinois

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CXUS53 KILX 011615
CLSSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1015 AM CST WED DEC 01 2021

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2021 TO 11/30/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1879 TO 2021

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           91   09/18         MM      MM       88
                       09/27
LOWEST            17   11/26         MM      MM       20
AVG. MAXIMUM    68.1               66.8     1.3     67.0
AVG. MINIMUM    46.5               44.9     1.6     43.8
MEAN            57.3               55.8     1.5     55.4
DAYS MAX >= 90     2                4.0    -2.0        0
DAYS MAX <= 32     0                1.2    -1.2        0
DAYS MIN <= 32    18               18.0     0.0       18
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       24.55   1926
 MINIMUM        2.67   1910
TOTALS         10.16               8.85    1.31     5.98
DAILY AVG.      0.11                                0.07
DAYS >= .01       26               25.2     0.8       24
DAYS >= .10       13               15.8    -2.8       16
DAYS >= .50        7                6.0     1.0        4
DAYS >= 1.00       3                2.1     0.9        1
GREATEST
 24 HR. TOTAL   2.36   09/04 TO 09/04               1.24

SNOWFALL (INCHES)
RECORDS
 TOTAL          12.1   1951
 24 HR TOTAL     7.8   11/06/1951 TO 11/06/1951
TOTALS             T                1.3    -1.3        T
SINCE 7/1          T                1.3    -1.3       MM
DAYS >= TRACE      3                1.1     1.9        3
DAYS >= 1.0        0                0.4    -0.4        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL       T   11/12 TO 11/12                  T
                       11/13 TO 11/13
                       11/20 TO 11/20

DEGREE DAYS
HEATING TOTAL    910               1018    -108      979
 SINCE 7/1       912               1022    -110       MM
COOLING TOTAL    228                182      46      131
 SINCE 1/1      1358               1251     107       MM

FREEZE DATES
RECORD
 EARLIEST     09/20/1991
 LATEST       05/10/1966
EARLIEST                        11/02
LATEST                          04/22
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    31/250    DATE  11/12
HIGHEST GUST SPEED/DIRECTION    54/260    DATE  10/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.31
NUMBER OF DAYS FAIR           55
NUMBER OF DAYS PC             26
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      12
LIGHT RAIN               32     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                3     SLEET                      1
FOG                      31     FOG W/VIS <= 1/4 MILE      3
HAZE                      4

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

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