...THE LITTLE ROCK ADAMS FIELD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1875 TO 2013
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 80 12/03/2005
12/05/1956
12/24/1955
LOW 12/23/1989
12/24/1963
HIGHEST 77 12/03 53 24 69 12/31
LOWEST 19 12/27 34 -15 25 12/11
AVG. MAXIMUM 58.0 52.3 5.7 55.5
AVG. MINIMUM 38.5 33.7 4.8 35.9
MEAN 48.2 43.0 5.2 45.7
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 1.4 -1.4 0
DAYS MIN <= 32 12 14.0 -2.0 13
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 16.92 1884
MINIMUM 0.14 1889
TOTALS 5.60 4.97 0.63 7.74
DAILY AVG. 0.18 0.16 0.02 0.25
DAYS >= .01 9 9.7 -0.7 11
DAYS >= .10 8 7
DAYS >= .50 3 4
DAYS >= 1.00 2 1.4 0.6 3
GREATEST
24 HR. TOTAL 1.99 12/25 TO 12/26
SNOWFALL (INCHES)
RECORDS
TOTAL 9.8 1963
24 HR TOTAL 9.8 12/22/1963 TO 12/22/1963
SNOW DEPTH 8 12/23/1963
TOTALS 10.3R 0.2 10.1 1.6
LIQUID EQUIV 1.03 0.00 1.03 0.16
SINCE 7/1 10.3 0.2 10.1 1.6
LIQUID 7/1 1.03 MM MM 0.16
SNOWDEPTH AVG. 1
DAYS >= TRACE 3 0.2 2.8 2
DAYS >= 1.0 2 1
GREATEST
SNOW DEPTH 10R 12/26
24 HR TOTAL 10.3R 12/25 TO 12/26
DEGREE_DAYS
HEATING TOTAL 519 683 -164 589
SINCE 7/1 1071 1197 -126 1015
COOLING TOTAL 8 2 6 0
SINCE 1/1 2637 2206 431 2539
FREEZE DATES
RECORD
EARLIEST 10/20/1989
LATEST 04/19/1983
EARLIEST 11/13
LATEST 03/19
........................................................
WIND (MPH)
AVERAGE WIND SPEED 7.0
HIGHEST WIND SPEED/DIRECTION 38/280 DATE 12/20
HIGHEST GUST SPEED/DIRECTION 49/280 DATE 12/20
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.70
NUMBER OF DAYS FAIR 7
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 16
AVERAGE RH (PERCENT) 70
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 5
LIGHT RAIN 12 FREEZING RAIN 1
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 2 SNOW 2
LIGHT SNOW 3 SLEET 1
FOG 20 FOG W/VIS <= 1/4 MILE 3
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...ADDITIONAL DATA FOR LITTLE ROCK ADAMS FIELD FOR DECEMBER 2012...
.SUMMARY...
DECEMBER OFFERED A MIXED BAG OF WEATHER FOR LITTLE ROCK. THE MONTH
BEGAN WITH WELL ABOVE NORMAL TEMPERATURES...WITH HIGHS IN THE MID
AND UPPER 70S AND LOWS IN THE 60S. THERE WERE PERIODIC WARM SPELLS
THROUGHOUT THE MONTH...WITH TEMPERATURES ONCE AGAIN IN THE 70S ON
THE 9TH...15TH...AND FINALLY ON THE 20TH. BY THE 25TH...MUCH COLDER
AIR MOVED INTO THE REGION...AND WHEN COMBINED WITH ABUNDANT MOISTURE
AVAILABLE...PRODUCED THE HISTORIC CHRISTMAS SNOWSTORM. WITH THIS ONE
STORM ALONE...MORE SNOW FELL THAN IN ANY DECEMBER EVER RECORDED.
THROUGH THE LAST SEVEN DAYS OF THE MONTH...DAILY TEMPERATURES
AVERAGED 8-10 DEGREES BELOW NORMAL...DUE LARGELY TO THE REMAINING
SNOW COVER...WHICH WAS STILL ON THE GROUND THE MORNING OF THE 31ST.
.MONTHLY TEMPERATURES...
THE AVERAGE HIGH TEMPERATURE WAS THE WARMEST SINCE 1984...AND THE
9TH WARMEST ON RECORD. THE AVERAGE LOW TEMPERATURE WAS THE WARMEST
SINCE 1994. THE AVERAGE MONTHLY TEMPERATURE WAS THE WARMEST SINCE
1982.
.DAILY AVERAGE TEMPERATURES...
BELOW NORMAL ON 11 DAYS AND ABOVE NORMAL ON 20 DAYS
.NUMBER OF DAYS WITH
TEMPERATURES AT OR BELOW FREEZING...12 (LEAST SINCE 2006)
TEMPERATURES AT OR ABOVE 70 DEGREES...7 (MOST SINCE 1984)
.DAILY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...
NONE.
.RAINFALL...
IT WAS THE DRIEST DECEMBER SINCE 2010.
.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...
NONE.
.SNOWFALL...
IT WAS THE SNOWIEST DECEMBER SINCE 1963...AND THE SNOWIEST ON
RECORD.
.DAILY SNOWFALL RECORDS TIED OR BROKEN DURING THE MONTH...
DATE NEW RECORD OLD RECORD
25TH 9.0 IN 2012 4.2 IN 1926
.ADDITIONAL RECORDS/DATA...
10.3 INCHES OF SNOW FELL IN A 24-HOUR PERIOD DECEMBER 25TH-26TH.
THIS RANKED AS THE HIGHEST 24-HOUR DECEMBER SNOWFALL AMOUNT ON
RECORD. THE PREVIOUS RECORD WAS 9.8 INCHES ON DECEMBER 22ND 1963.
THE AVERAGE SNOW DEPTH FOR THE MONTH WAS 0.9 INCHES. THIS WAS THE
HIGHEST AVERAGE SNOW DEPTH IN ANY MONTH SINCE JANUARY OF 1988...AND
THE HIGHEST IN THE MONTH OF DECEMBER SINCE 1917. IT WAS THE 2ND
HIGHEST ON RECORD FOR DECEMBER...BEHIND AN AVERAGE DEPTH OF 1.0 IN
DECEMBER 1917.
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