Climatological Report (Monthly) Issued by NWS Jackson, KY
000
CXUS53 KJKL 010738
CLMLOZ
CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSON KY
238 AM EST TUE JAN 1 2013
...................................
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1954 TO 2012
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 78 12/02/1982
LOW -17 12/13/1962
HIGHEST 71 12/03 MM MM 66 12/05
LOWEST 21 12/31 MM MM 18 12/11
12/23
AVG. MAXIMUM 51.5 47.6 3.9 51.5
AVG. MINIMUM 34.6 29.4 5.2 31.7
MEAN 43.0 38.5 4.5 41.6
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 1 2.9 -1.9 0
DAYS MIN <= 32 15 19.2 -4.2 17
DAYS MIN <= 0 0 0.3 -0.3 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 12.16 1990
MINIMUM 0.41 1965
TOTALS 5.83 4.24 1.59 4.40
DAILY AVG. 0.19 0.14 0.05 0.14
DAYS >= .01 17 11.7 5.3 9
DAYS >= .10 11 7.5 3.5 8
DAYS >= .50 4 3.0 1.0 4
DAYS >= 1.00 2 1.1 0.9 1
GREATEST
24 HR. TOTAL 2.06 12/09 TO 12/10 1.11
SNOWFALL (INCHES)
RECORDS
TOTAL 13.5 1963
TOTALS MM 1.1 MM MM
SINCE 7/1 MM 1.1 MM MM
SNOWDEPTH AVG. MM MM MM MM
DAYS >= 1.0 MM 0.6 MM MM
GREATEST
SNOW DEPTH MM MM
24 HR TOTAL MM MM
DEGREE_DAYS
HEATING TOTAL 674 822 -148 715
SINCE 7/1 1728 1652 76 1567
COOLING TOTAL 0 1 -1 0
SINCE 1/1 1226 1191 35 1249
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 5.4
HIGHEST WIND SPEED/DIRECTION 33/270 DATE 12/21
HIGHEST GUST SPEED/DIRECTION 41/260 DATE 12/21
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.60
NUMBER OF DAYS FAIR 8
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 13
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 11
LIGHT RAIN 19 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 4 SLEET 0
FOG 19 FOG W/VIS <= 1/4 MILE 1
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
CARICO