Climatological Report (Seasonal) Issued by NWS Central Illinois
000
CXUS53 KILX 011743
CLSSPI
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1143 AM CST TUE DEC 01 2020
...................................
...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2020
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 88 09/03 MM MM 91
LOWEST 20 11/02 MM MM 5
AVG. MAXIMUM 67.0 65.9 1.1 65.0
AVG. MINIMUM 43.8 44.1 -0.3 44.1
MEAN 55.4 55.0 0.4 54.6
DAYS MAX >= 90 0 2.5 -2.5 MM
DAYS MAX <= 32 0 1.2 -1.2 MM
DAYS MIN <= 32 18 17.2 0.8 MM
DAYS MIN <= 0 0 0.0 0.0 MM
PRECIPITATION (INCHES)
RECORD
MAXIMUM 24.55 1926
MINIMUM 2.67 1910
TOTALS 5.98 9.26 -3.28 13.94
DAILY AVG. 0.07 0.15
DAYS >= .01 24 25.5 -1.5 MM
DAYS >= .10 16 16.2 -0.2 MM
DAYS >= .50 4 6.2 -2.2 MM
DAYS >= 1.00 1 2.3 -1.3 MM
GREATEST
24 HR. TOTAL 1.24 3.30
SNOWFALL (INCHES)
RECORDS
TOTAL 12.1 1951
24 HR TOTAL 7.8 11/06/1951 TO 11/06/1951
TOTALS T 0.6 -0.6 7.0
SINCE 7/1 T 0.6 -0.6 MM
DAYS >= TRACE 2 0.9 1.1 MM
DAYS >= 1.0 0 0.2 -0.2 MM
GREATEST
SNOW DEPTH 0 3
24 HR TOTAL 0.0 4.7
DEGREE DAYS
HEATING TOTAL 979 1063 -84 1211
SINCE 7/1 979 1070 -91 MM
COOLING TOTAL 131 152 -21 273
SINCE 1/1 1203 1122 81 1309
FREEZE DATES
RECORD
EARLIEST 09/20/1991
LATEST 05/10/1966
EARLIEST 10/04
LATEST 05/09
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WIND (MPH)
AVERAGE WIND SPEED 8.6
HIGHEST WIND SPEED/DIRECTION 36/260 DATE 11/10
HIGHEST GUST SPEED/DIRECTION 50/280 DATE 11/15
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.36
NUMBER OF DAYS FAIR 53
NUMBER OF DAYS PC 17
NUMBER OF DAYS CLOUDY 21
AVERAGE RH (PERCENT) 70
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 8 RAIN 12
LIGHT RAIN 31 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 2 SLEET 0
FOG 40 FOG W/VIS <= 1/4 MILE 5
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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