Climatological Report (Monthly)
Issued by NWS Central Illinois

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CXUS53 KILX 011528
CLMSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1028 AM CDT SAT MAY 01 2021

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE MONTH OF APRIL 2021...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             90   04/25/1986
                       04/11/1930
                       04/10/1930
 LOW              16   04/02/2018
HIGHEST           83   04/27         63      20       87
LOWEST            23   04/02         43     -20       26
AVG. MAXIMUM    64.6               64.6     0.0     62.4
AVG. MINIMUM    42.8               42.4     0.4     39.6
MEAN            53.7               53.5     0.2     51.0
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     5                3.5     1.5        8
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.23   1893
 MINIMUM        0.71   1889
TOTALS          2.95               3.51   -0.56     6.43
DAILY AVG.      0.10               0.12   -0.02     0.21
DAYS >= .01        9               11.3    -2.3       15
DAYS >= .10        8                7.0     1.0        9
DAYS >= .50        3                2.4     0.6        4
DAYS >= 1.00       0                0.7    -0.7        2
GREATEST
 24 HR. TOTAL   0.90   04/10 TO 04/11               2.19

SNOWFALL (INCHES)
RECORDS
 TOTAL           8.2   1982
TOTALS           0.3                0.3     0.0      1.0
SINCE 7/1       20.7               20.9    -0.2       MM
DAYS >= 1.0        0                0.1    -0.1        1
GREATEST
 SNOW DEPTH        0                                   1
 24 HR TOTAL     0.3   04/20 TO 04/20                1.0

DEGREE DAYS
HEATING TOTAL    350                363     -13      422
 SINCE 7/1      5131               5347    -216     5085
COOLING TOTAL     19                 18       1       11
 SINCE 1/1        19                 20      -1       11
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
HIGHEST WIND SPEED/DIRECTION    36/160    DATE  04/26
HIGHEST GUST SPEED/DIRECTION    52/190    DATE  04/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.33
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       7
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                1     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

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

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