Climate Data
Monthly Numbers
Interested in temperature and precipitation numbers in Little Rock and North Little Rock? Check them out on a monthly basis below.
 
Climate Summary (Sep 2012)
 
Little Rock Climate Summary
...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.
 
North Little Rock Climate Summary
...THE NORTH LITTLE ROCK CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1975 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             105   09/03/2000
 LOW               41   09/24/1989
HIGHEST            99   09/05        85      14       98  09/01
                        09/03
LOWEST             55   09/19        65     -10       52  09/23
AVG. MAXIMUM     83.8              84.4    -0.6     82.6
AVG. MINIMUM     66.6              64.5     2.1     61.8
MEAN             75.2              74.5     0.7     72.2
DAYS MAX >= 90      7               7.4    -0.4        7
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         8.57   2008
 MINIMUM         0.33   2004
TOTALS           4.75              3.31    1.44     1.61
DAILY AVG.       0.16              0.11    0.05     0.05
DAYS >= .01         8               7.5     0.5        5
DAYS >= .10         7                                  3
DAYS >= .50         4                                  1
DAYS >= 1.00        2               0.9     1.1        1
GREATEST
 24 HR. TOTAL    1.80   09/14 TO 09/15

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        T
 LIQUID 7/1      0.00              0.00    0.00       MM
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                13     -12        9
 SINCE 7/1          1                13     -12        9
COOLING TOTAL     314               297      17      232
 SINCE 1/1       2656              2074     582     2425

FREEZE DATES
RECORD
 EARLIEST     10/20/1989
 LATEST       04/19/1983
EARLIEST                        11/13
LATEST                          03/19
.................................................

WIND (MPH)
AVERAGE WIND SPEED              5.9
HIGHEST WIND SPEED/DIRECTION    16/040    DATE  09/06
HIGHEST GUST SPEED/DIRECTION    23/040    DATE  09/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER             MM
NUMBER OF DAYS FAIR          MM
NUMBER OF DAYS PC            MM
NUMBER OF DAYS CLOUDY        MM

AVERAGE RH (PERCENT)     71

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

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

&&


...ADDITIONAL DATA FOR NORTH LITTLE ROCK FOR SEPTEMBER 2012...

.SUMMARY...
THE MONTH STARTED OUT ON AN EXTREMELY WARM NOTE...WITH HIGHS
AVERAGING IN THE MID TO UPPER 90S FOR THE FIRST WEEK. IN FACT...THE
HIGH TEMPERATURE OF 99 DEGREES ON THE 3RD AND 5TH WERE THE WARMEST
SEPTEMBER TEMPERATURES SINCE 2000. BY THE SECOND WEEK...HOWEVER...
THE WARM WEATHER ABATED...AND BY THE END OF THE MONTH...THE AVERAGE
TEMPERATURE WAS SLIGHTLY ABOVE NORMAL. IN TERMS OF AVERAGE
TEMPERATURE...THIS MONTH SAW THE LOWEST DEPARTURE FROM NORMAL SINCE
OCTOBER OF 2011.

.MONTHLY TEMPERATURES...

THE AVERAGE HIGH...LOW...AND MONTHLY TEMPERATURES WERE THE WARMEST
SINCE 2010. THE AVERAGE MONTHLY LOW TEMPERATURE WAS THE 10TH WARMEST
ON RECORD.

.DAILY AVERAGE TEMPERATURES WERE...
BELOW NORMAL ON 14 DAYS...AND ABOVE NORMAL ON 16 DAYS.

.DAILY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...

DATE  RECORD TYPE                NEW RECORD    OLD RECORD
 1ST  HIGHEST LOW TEMPERATURE    77 IN 2012    77 IN 1980
 5TH  HIGHEST LOW TEMPERATURE    79 IN 2012    78 IN 1990

.MONTHLY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...

THE LOW TEMPERATURE OF 79 ON THE 5TH WAS THE WARMEST LOW TEMPERATURE
IN THE MONTH OF SEPTEMBER SINCE 2011...AND WARMEST ON RECORD FOR THE
MONTH. THE PREVIOUS RECORD WAS 78...WHICH WAS SET ON SEPTEMBER 2ND 2011.

THE DAILY AVERAGE TEMPERATURE OF 89.0 DEGREES ON THE 5TH WAS THE 4TH
WARMEST DAILY AVERAGE TEMPERATURE FOR THE MONTH ON RECORD.

.RAINFALL...

IT WAS THE WETTEST SEPTEMBER SINCE 2009...AND THE 9TH WETTEST ON
RECORD.

.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...

DATE        NEW RECORD              OLD RECORD
 7TH       1.25 IN 2012            0.15 IN 1983

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