NWS Little Rock, AR - Harrison Climate Summary (December 2024)

...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1891 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             82   12/24/1955
 LOW             -11   12/23/1989
HIGHEST           67   12/07         47      20       67  12/23
                                                          12/07
LOWEST            18   12/06         29     -11       21  12/19
                       12/21
AVG. MAXIMUM    53.4               49.2     4.2     54.5
AVG. MINIMUM    34.0               30.2     3.8     35.6
MEAN            43.7               39.7     4.0     45.1
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                2.3    -2.3        0
DAYS MIN <= 32    13               18.4    -5.4       12
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.64   1982
 MINIMUM        0.22   1919
TOTALS          3.97               2.94    1.03     0.85
DAILY AVG.      0.13               0.09    0.04     0.03
DAYS >= .01       11                8.1     2.9        6
DAYS >= .10        7                                   3
DAYS >= .50        4                                   0
DAYS >= 1.00       1                0.6     0.4        0
GREATEST
 24 HR. TOTAL   1.03   12/23 TO 12/24
 STORM TOTAL    1.02
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL          13.2   1917
 24 HR TOTAL    12.9   12/22/1966 TO 12/23/1966
 SNOW DEPTH       13   12/08/1917
TOTALS           0.0                 MM      MM        T
 LIQUID EQUIV   0.00               0.10   -0.10        T
SINCE 7/1        0.0                 MM      MM       MM
 LIQUID 7/1     0.00               0.00    0.00       MM
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                 MM      MM        4
DAYS >= 1.0        0                                   0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM                                   T  12/25 TO 12/25
                                                          12/27 TO 12/30

DEGREE DAYS
HEATING TOTAL    652                784    -132      612
 SINCE 7/1      1136               1534    -398       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1663               1473     190       MM

FREEZE DATES
RECORD
 EARLIEST     09/13/1902
 LATEST       05/17/1912
EARLIEST                        10/16
LATEST                          03/28
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
HIGHEST WIND SPEED/DIRECTION    28/160    DATE  12/30
HIGHEST GUST SPEED/DIRECTION    42/290    DATE  12/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.43
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          9


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       8
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      6
HAZE                      5

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