...THE LITTLE ROCK ADAMS FIELD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1875 TO 2012
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 106 09/01/1947
LOW 37 09/27/1942
HIGHEST 100 09/05 85 15 96 09/01
LOWEST 51 09/19 64 -13 53 09/23
AVG. MAXIMUM 84.7 85.6 -0.9 83.7
AVG. MINIMUM 65.2 64.5 0.7 60.3
MEAN 75.0 75.0 0.0 72.0
DAYS MAX >= 90 7 9.1 -2.1 8
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.23 1898
MINIMUM 0.27 1917
TOTALS 5.41 3.18 2.23 1.17
DAILY AVG. 0.18 0.11 0.07 0.04
DAYS >= .01 9 7.3 1.7 7
DAYS >= .10 7 3
DAYS >= .50 4 1
DAYS >= 1.00 2 0.8 1.2 0
GREATEST
24 HR. TOTAL 2.99 09/14 TO 09/15
STORM TOTAL MM
(MM/DD(HH)) MM
SNOWFALL (INCHES)
TOTALS 0.0 0.0 0.0 0.0
LIQUID EQUIV 0.00 0.00 0.00 0.00
SINCE 7/1 0.0 0.0 0.0 0.0
LIQUID 7/1 0.00 0.00 0.00 0.00
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0
GREATEST
SNOW DEPTH 0 MM
24 HR TOTAL 0.0
DEGREE_DAYS
HEATING TOTAL 1 11 -10 5
SINCE 7/1 1 11 -10 5
COOLING TOTAL 306 312 -6 223
SINCE 1/1 2570 2113 457 2441
FREEZE DATES
RECORD
EARLIEST 10/20/1989
LATEST 04/19/1983
EARLIEST 11/13
LATEST 03/19
.................................................
WIND (MPH)
AVERAGE WIND SPEED 6.0
HIGHEST WIND SPEED/DIRECTION 39/280 DATE 09/07
HIGHEST GUST SPEED/DIRECTION 51/290 DATE 09/07
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.50
NUMBER OF DAYS FAIR 12
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 70
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 5
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 12 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- 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 SEPTEMBER 2012...
.SUMMARY...
THE MONTH STARTED OUT ON AN EXTREMELY WARM NOTE...WITH HIGHS
AVERAGING IN THE UPPER 90S FOR THE FIRST WEEK. IN FACT...THE HIGH
TEMPERATURE OF 100 DEGREES ON THE 5TH WAS THE WARMEST SEPTEMBER
TEMPERATURE SINCE 2005...AND THE LATEST 100 DEGREE READING SINCE
SEPTEMBER 21ST 2005. BY THE SECOND WEEK...HOWEVER...TEMPERATURES
CONTINUED A DOWNWARD TREND...WITH THE AVERAGE TEMPERATURE FOR THE
MONTH BEING RIGHT AT NORMAL. THIS IS THE FIRST MONTH THAT HAS NOT
BEEN ABOVE NORMAL IN TERMS OF AVERAGE TEMPERATURE SINCE OCTOBER
2011.
.MONTHLY TEMPERATURES...
THE AVERAGE HIGH...LOW...AND MONTHLY TEMPERATURES WERE THE WARMEST
SINCE 2010.
.DAILY AVERAGE TEMPERATURES WERE...
BELOW NORMAL ON 14 DAYS...AT NORMAL ON THREE DAYS...AND ABOVE NORMAL
ON 13 DAYS.
.NUMBER OF DAYS WITH...
HIGHS AT OR ABOVE 100 DEGREES...1...WHICH WAS THE MOST SINCE 2005.
.DAILY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...
DATE RECORD TYPE NEW RECORD OLD RECORD
4TH HIGHEST LOW TEMPERATURE 76 IN 2012 76 IN 1939...1913...1898
.MONTHLY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...
THE LOW TEMPERATURE OF 77 ON THE 5TH WAS THE WARMEST LOW TEMPERATURE
IN THE MONTH OF SEPTEMBER SINCE 1998...AND THE 4TH WARMEST ON RECORD
FOR THE MONTH.
.RAINFALL...
IT WAS THE WETTEST SEPTEMBER SINCE 2009.
.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...
NONE.
.OTHER INFORMATION...
WITH THE PASSAGE OF A LINE OF STRONG TO SEVERE THUNDERSTORMS THROUGH
THE LITTLE ROCK METRO AREA ON THE EVENING OF SEPTEMBER 7TH...A WIND
GUST OF 51 MPH FROM THE WEST WAS RECORDED AT LITTLE ROCK ADAMS
FIELD. THIS RANKS AS THE HIGHEST WIND GUST ON RECORD IN THE MONTH OF
SEPTEMBER AT LITTLE ROCK. THE PREVIOUS RECORD WAS 50 MPH...WHICH WAS
SET ON SEPTEMBER 17TH 1952.
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