Climatological Report (Seasonal)
Issued by NWS

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723
CXUS53 KILX 020200
CLSDEC

CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
800 PM CST SUN DEC 1 2019

...CORRECTED TABLE AND ADDED RECORDS...

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2019 TO 11/30/2019...

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               MM   MM
HIGHEST            91   09/12        MM      MM       94
LOWEST              5   11/12        MM      MM       14
AVG. MAXIMUM     64.3              65.4    -1.1     63.9
AVG. MINIMUM     43.9              43.8     0.1     44.0
MEAN             54.1              54.6    -0.5     53.9
DAYS MAX >= 90      3               2.2     0.8       11
DAYS MAX <= 32      2               0.8     1.2        5
DAYS MIN <= 32     23              16.7     6.3       25
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           8.16              9.60   -1.44     9.62
DAILY AVG.       0.09                               0.11
DAYS >= .01        26                MM      MM       29
DAYS >= .10        15                MM      MM       16
DAYS >= .50         5                MM      MM        6
DAYS >= 1.00        2                MM      MM        1
GREATEST
 24 HR. TOTAL    1.70   MM                          3.06

DEGREE_DAYS
HEATING TOTAL    1218              1076     142     1280
 SINCE 7/1       1218              1081     137     1285
COOLING TOTAL     247               130     117      292
 SINCE 1/1       1225              1048     177     1472

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.1
HIGHEST WIND SPEED/DIRECTION    37/270    DATE  11/27
HIGHEST GUST SPEED/DIRECTION    61/240    DATE  11/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           50
NUMBER OF DAYS PC             28
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                      12
LIGHT RAIN               34     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                2     SLEET                      0
FOG                      36     FOG W/VIS <= 1/4 MILE      5
HAZE                     10

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

$$



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