Climatological Report (Seasonal)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 
000
CXUS53 KILX 011930 CCA
CLSDEC

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE LINCOLN IL
130 PM CST SAT DEC 1 2012

CORRECTED THUNDERSTORM DAYS

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

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2012 TO 11/30/2012...

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   09/04        MM      MM      101
LOWEST             20   11/27        MM      MM       25
AVG. MAXIMUM     63.5              65.4    -1.9     66.3
AVG. MINIMUM     43.1              43.8    -0.7     45.2
MEAN             53.3              54.6    -1.3     55.8
DAYS MAX >= 90      1               2.2    -1.2        3
DAYS MAX <= 32      1               0.8     0.2        0
DAYS MIN <= 32     20              16.7     3.3       10
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          10.86              9.60    1.26     8.87
DAILY AVG.       0.12                               0.10
DAYS >= .01        29                MM      MM       29
DAYS >= .10        20                MM      MM       22
DAYS >= .50         7                MM      MM        4
DAYS >= 1.00        2                MM      MM        0
GREATEST
 24 HR. TOTAL    2.96   08/31 TO 09/01              0.93

DEGREE_DAYS
HEATING TOTAL    1149              1076      73      917
 SINCE 7/1       1149              1081      68      917
COOLING TOTAL     113               130     -17       96
 SINCE 1/1       1427              1048     379     1327

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

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    38/180    DATE  11/11
HIGHEST GUST SPEED/DIRECTION    51/280    DATE  10/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           55
NUMBER OF DAYS PC             24
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             12     MIXED PRECIP               0
HEAVY RAIN               13     RAIN                      17
LIGHT RAIN               32     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      43     FOG W/VIS <= 1/4 MILE      4
HAZE                      9

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

$$
GEELHART
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.