Climatological Report (Monthly)
Issued by NWS Central Illinois

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357
CXUS53 KILX 011527
CLMSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1027 AM CDT MON JUN 01 2026

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1879 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            101   05/31/1934
 LOW              28   05/10/1966
HIGHEST           90   05/28         74      16       90
LOWEST            39   05/07         53     -14       42
AVG. MAXIMUM    75.6               75.7    -0.1     73.9
AVG. MINIMUM    53.1               54.4    -1.3     52.0
MEAN            64.4               65.1    -0.7     63.0
DAYS MAX >= 90     1                1.2    -0.2        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.2    -0.2        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.81   1899
 MINIMUM        0.32   1934
TOTALS          2.16               4.52   -2.36     2.66
DAILY AVG.      0.07               0.15   -0.08     0.09
DAYS >= .01        9               12.6    -3.6       11
DAYS >= .10        7                8.0    -1.0        7
DAYS >= .50        1                2.9    -1.9        1
DAYS >= 1.00       0                1.1    -1.1        0
GREATEST
 24 HR. TOTAL   0.75   05/18 TO 05/18               1.22

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.6   1966
 24 HR TOTAL     0.6   05/02/1929 TO 05/02/1929
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       26.2               21.8     4.4       MM
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    111                111       0      102
 SINCE 7/1      4807               5207    -400       MM
COOLING TOTAL    101                112     -11       48
 SINCE 1/1       183                134      49       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.6
HIGHEST WIND SPEED/DIRECTION    37/180    DATE  05/18
HIGHEST GUST SPEED/DIRECTION    48/190    DATE  05/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

$$