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383
CXUS53 KILX 011743
CLSMTO

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1143 AM CST TUE DEC 01 2020

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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             MM   MM
 LOW              23   11/02/2020
HIGHEST           89   09/08         MM      MM       92
LOWEST            23R  11/02         MM      MM        3
AVG. MAXIMUM    67.1               65.2     1.9     64.8
AVG. MINIMUM    45.8               44.7     1.1     45.2
MEAN            56.4               54.9     1.5     55.0
DAYS MAX >= 90     0                1.2    -1.2        4
DAYS MAX <= 32     0                1.0    -1.0        2
DAYS MIN <= 32    15               15.7    -0.7       18
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM          MM   MM
 MINIMUM          MM   MM
TOTALS          8.93               9.38   -0.45     8.96
DAILY AVG.      0.10                                0.10
DAYS >= .01       27                 MM      MM       17
DAYS >= .10       16                 MM      MM       13
DAYS >= .50        7                 MM      MM        3
DAYS >= 1.00       1                 MM      MM        2
GREATEST
 24 HR. TOTAL   3.23                                3.30


DEGREE DAYS
HEATING TOTAL    925               1054    -129     1126
 SINCE 7/1       925               1058    -133     1126
COOLING TOTAL    167                137      30      271
 SINCE 1/1      1191               1057     134     1256

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        10/05
LATEST                          05/09
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
HIGHEST WIND SPEED/DIRECTION    36/070    DATE  11/22
HIGHEST GUST SPEED/DIRECTION    50/270    DATE  11/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.37
NUMBER OF DAYS FAIR           49
NUMBER OF DAYS PC             24
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                      16
LIGHT RAIN               30     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      8
HAZE                      6

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

$$