Climatological Report (Monthly)
Issued by NWS Central Illinois

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000
CXUS53 KILX 011948
CLMSPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
248 PM CDT FRI SEP 1 2017

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

...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             108   08/09/1934
                        08/08/1934
 LOW               43   08/29/1986
                        08/13/1964
HIGHEST            92   08/20        85       7       94
LOWEST             53   08/24        65     -12       55
                        08/08
AVG. MAXIMUM     83.3              84.9    -1.6     86.1
AVG. MINIMUM     60.4              63.6    -3.2     68.7
MEAN             71.8              74.2    -2.4     77.4
DAYS MAX >= 90      3               6.6    -3.6        8
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.82   2016
 MINIMUM         0.10   1943
TOTALS           1.60              3.24   -1.64    10.82
DAILY AVG.       0.05              0.10   -0.05     0.35
DAYS >= .01         8               8.3    -0.3       11
DAYS >= .10         4               5.2    -1.2        8
DAYS >= .50         2               2.1    -0.1        4
DAYS >= 1.00        0               0.7    -0.7        3
GREATEST
 24 HR. TOTAL    0.56   08/10 TO 08/10              5.59

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0
 24 HR TOTAL      0.0   08/31 TO 08/31               0.0

DEGREE_DAYS
HEATING TOTAL       0                 4      -4        0
 SINCE 7/1          0                 5      -5        1
COOLING TOTAL     220               291     -71      391
 SINCE 1/1       1112               970     142     1276
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    24/330    DATE  08/10
HIGHEST GUST SPEED/DIRECTION    32/180    DATE  08/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      21     FOG W/VIS <= 1/4 MILE      6
HAZE                      1

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

&&

RECORDS ESTABLISHED THIS MONTH:

NONE

$$



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