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Climatological Report (Annual)
Issued by NWS
Issued by NWS
000
CXUS54 KLZK 161840
CLAHRO
CLIMATE REPORT...UPDATED WITH SUPPLEMENTAL DATA
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1240 PM CST TUE JAN 16 2024
...................................
...THE HARRISON CLIMATE SUMMARY FOR THE YEAR OF 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1891 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 112 08/03/2011
07/18/1936
08/09/1934
LOW -24 02/12/1899
HIGHEST 99 06/29 68 31 102 07/26
08/21
07/20
07/24
LOWEST 18 03/19 48 -30 -6 12/22
01/31
01/14
12/23
AVG. MAXIMUM 70.9 69.0 1.9 69.7
AVG. MINIMUM 49.1 47.6 1.5 47.2
MEAN 60.0 58.3 1.7 58.5
DAYS MAX >= 90 39 41.1 -2.1 57
DAYS MAX <= 32 4 9.8 -5.8 12
DAYS MIN <= 32 63 75.9 -12.9 87
DAYS MIN <= 0 0 0.3 -0.3 2
PRECIPITATION (INCHES)
RECORD
MAXIMUM 71.03 1945
MINIMUM 23.26 1901
TOTALS 44.59 44.50 0.09 41.78
DAILY AVG. 0.12 0.12 -0.00 0.12
DAYS >= .01 103 108.2 -5.2 93
DAYS >= .10 76 65
DAYS >= .50 26 29
DAYS >= 1.00 15 12.2 2.8 14
GREATEST
24 HR. TOTAL 3.00 06/08 TO 06/09
STORM TOTAL 2.61
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL 33.5 1966
24 HR TOTAL 14.3 02/15/1993 TO 02/15/1993
SNOW DEPTH 24 01/21/1918
TOTALS 11.0 MM MM 29.4
LIQUID EQUIV 1.10 1.20 -0.10 2.90
SINCE 7/1 T MM MM MM
LIQUID 7/1 -0.10 0.00 -0.10 MM
SNOWDEPTH AVG. 0 0
DAYS >= TRACE 11 MM MM 27
DAYS >= 1.0 2 MM MM 7
GREATEST
SNOW DEPTH 10 01/25 10 01/16
24 HR TOTAL 10.0 01/24 TO 01/25 12.0 01/15 TO 01/15
STORM TOTAL 10.0 12.0
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 3289 3883 -594 3966
SINCE 7/1 1264 1534 -270 MM
COOLING TOTAL 1589 1475 114 1719
SINCE 1/1 1589 1473 116 MM
FREEZE DATES
RECORD
EARLIEST 09/13/1902
LATEST 05/17/1912
EARLIEST 10/30
LATEST 04/24
................................................................
WIND (MPH)
AVERAGE WIND SPEED 6.4
HIGHEST WIND SPEED/DIRECTION 40/170 DATE 02/27
HIGHEST GUST SPEED/DIRECTION 54/330 DATE 07/30
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.29
NUMBER OF DAYS FAIR 190
NUMBER OF DAYS PC 52
NUMBER OF DAYS CLOUDY 28
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 60 MIXED PRECIP 0
HEAVY RAIN 47 RAIN 57
LIGHT RAIN 116 FREEZING RAIN 0
LT FREEZING RAIN 1 HAIL 1
HEAVY SNOW 0 SLEET 4
FOG 102 FOG W/VIS <= 1/4 MILE 10
HAZE 7
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
.YEARLY TEMPERATURES...
THE YEARLY AVERAGE HIGH TEMPERATURE OF 70.9 (+1.9) WAS THE 15TH HOTTEST YEAR
AND WARMEST SINCE 2017.
THE YEARLY AVERAGE LOW TEMPERATURE OF 49.1 (+1.5) WAS TIED FOR THE 7TH HOTTEST
YEAR AND WARMEST SINCE 2017.
THE YEARLY AVERAGE MEAN TEMPERATURE OF 60.0 (+1.7) WAS TIED FOR THE 7TH HOTTEST
YEAR AND WARMEST SINCE 2017.
THE HIGHEST YEARLY MAXIMUM TEMPERATURE OF 99 DEGREES OCCURRED ON JUN 29TH AND
AUG 21ST, WHICH WAS THE COOLEST HIGH TEMPERATURE SINCE 2021 AND TIED FOR 33RD
COLDEST TEMPERATURE OF ANY YEAR.
THERE WERE 0 DAILY HIGH TEMPERATURES AT OR ABOVE 100 DEGREES WHICH IS TIED FOR
THE 1ST FEWEST DAYS OF ANY YEAR AND THE LEAST NUMBER OF DAYS SINCE 2021.
THERE WERE 39 DAILY HIGH TEMPERATURES AT OR ABOVE 90 DEGREES WHICH IS TIED FOR
THE 31ST FEWEST DAYS OF ANY YEAR AND THE LEAST NUMBER OF DAYS SINCE 2021.
THE LOWEST YEARLY MINIMUM TEMPERATURE OF 18 DEGREES OCCURRED ON JAN 14TH, 31ST,
AND MAR 19TH, WHICH WAS THE WARMEST LOW TEMPERATURE SINCE RECORD KEEPING BEGAN
IN 1892 OR PUT ANOTHER WAY, THE 1ST HOTTEST MINIMUM TEMPERATURE OF ANY YEAR.
THE NEW LOW OF 18 DEGREES SURPASSES THE PREVIOUS RECORD OF 16 DEGREES SET IN
1987.
THERE WERE 63 DAILY LOW TEMPERATURES AT OR BELOW 32 DEGREES WHICH IS THE 5TH
FEWEST DAYS OF ANY YEAR AND THE LEAST NUMBER OF DAYS SINCE 2017.
THERE WERE 4 DAILY HIGH TEMPERATURES AT OR BELOW 32 DEGREES WHICH IS TIED FOR
THE 7TH FEWEST DAYS OF ANY YEAR AND THE LEAST NUMBER OF DAYS
SINCE 2020.
THE DIFFERENCE BETWEEN YEARLY MAXIMUM AND MINIMUM TEMPERATURE WAS 81 DEGREES.
THE FIRST FREEZE OCCURRED ON OCT 30TH AND THE LAST FREEZE OCCURRED ON APR 24TH.
**FOR RANKING PURPOSES SHOWN ABOVE, A YEAR WAS OMITTED IF IT WAS MISSING MORE
THAN 7 DAYS WORTH OF DATA**
.ADDITIONAL SIGNIFICANT EVENTS DURING THE YEAR...
MINIMUM SEA LEVEL PRESSURE WAS MEASURED AT 29.23 INCHES ON MARCH 3RD.
MAXIMUM SEA LEVEL PRESSURE WAS MEASURED AT 30.65 INCHES ON DECEMBER 14TH.
WINDS WERE SUSTAINED AT 40 MPH/170 DEGREES AND GUSTED TO 53 MPH/170 DEGREES
ON FEBRUARY 27TH.
WINDS GUSTED TO 50 MPH/190 DEGREES ON FEBRUARY 26TH.
WINDS GUSTED TO 50 MPH/240 DEGREES ON MARCH 31ST.
WINDS GUSTED TO 54 MPH/330 DEGREES ON JULY 30TH WITH THE PASSAGE OF A
THUNDERSTORM.
.YEARLY RAINFALL...
THE YEARLY RAINFALL TOTAL OF 44.59 INCHES (+0.09) WAS THE 37TH WETTEST ON
RECORD AND WETTEST SINCE 2021.
.YEARLY SNOWFALL...
THE YEARLY SNOWFALL TOTAL OF 11.0 INCHES (-0.5) WAS THE 28TH SNOWIEST ON
RECORD AND SNOWIEST SINCE 2021.
(DFN = DEPARTURE FROM NORMAL)
2023 TEMPERATURE AVERAGES AND EXTREMES HARRISON, ARKANSAS
--------------------------------------------------------------------------------------------
AVERAGE TEMPERATURES TEMPERATURE EXTREMES
MONTH HIGH LOW MONTHLY DFN MAX DATE(S) MIN DATE(S)
--------------------------------------------------------------------------------------------
JAN 51.2 32.2 41.7 +4.7 75 02 18 31/14
FEB 57.7 35.3 46.5 +5.6 79 28 19 01
MAR 58.6 37.6 48.1 -1.1 81 31 18 19
APR 69.4 45.8 57.6 -0.7 86 03 32 24/23
MAY 78.2 56.2 67.2 +1.0 87 08 43 01
JUN 86.2 63.0 74.6 +0.2 99 29 55 07
JUL 89.6 68.4 79.0 +0.5 96 18/13 58 10
AUG 89.1 68.0 78.5 +0.9 99 21 56 16
SEP 83.5 59.6 71.6 +1.7 93 03 50 18
OCT 70.9 49.4 60.2 +0.8 86 02/01 25 31
NOV 62.2 38.4 50.3 +1.8 84 08/07 20 01
DEC 54.5 35.6 45.1 +5.4 67 23/07 21 19
---------------------------------------------------------------------------------------------
ANNUAL 70.9 49.1 60.0 +1.7 99 JUN 29/AUG 21 18 JAN 31/14/MAR 19
2023 RAINFALL, DEPARTURES, AND EXTREMES HARRISON, ARKANSAS
---------------------------------------------------------------------------------------------
MONTH RAINFALL DFN MAX/CALENDAR DAY MAX/24 HOURS
---------------------------------------------------------------------------------------------
JAN 2.74 +0.07 1.00/24TH 1.00/24TH
FEB 3.34 +0.92 1.90/08TH 2.04/07TH-08TH
MAR 7.39 +3.48 2.33/24TH 2.78/02ND-03RD
APR 1.35 -3.63 0.80/27TH 0.80/27TH
MAY 5.21 +0.40 1.44/11TH 2.31/10TH-11TH
JUN 4.39 +0.54 2.61/08TH 3.00/08TH-09TH
JUL 4.55 +0.88 1.47/14TH 1.48/14TH-15TH
AUG 3.78 +0.36 2.33/09TH 2.33/09TH
SEP 5.65 +1.59 1.64/06TH 1.92/05-06TH
OCT 3.00 -0.81 1.42/04TH 1.51/04TH-05TH
NOV 2.34 -1.62 1.06/19TH-20TH 1.01/30TH
DEC 0.85 -2.09 0.37/24TH 0.98/30TH-01ST
---------------------------------------------------------------------------------------------
ANNUAL 44.59 +0.09 2.61 JUN 08 3.00 JUN 08-09
2023 SNOWFALL, DEPARTURES, AND EXTREMES HARRISON, ARKANSAS
----------------------------------------------------------------------------------------------
MONTH SNOW DFN MAX/CALENDAR DAY MAX/24 HOUR GREATEST DEPTH/DATE
----------------------------------------------------------------------------------------------
JAN 11.0 +6.8 9.0/24TH 10.0/24TH-25TH 10/25TH
FEB 0.0 -3.2 0.0 0.0 0
MAR 0.0 -2.0 0.0 0.0 0
APR 0.0 -0.3 0.0 0.0 0
OCT T -0.1 T T/29TH 0
NOV 0.0 -0.4 0.0 0.0 0
DEC T -1.3 T/25TH/27TH/28TH/29TH T 0
----------------------------------------------------------------------------------------------
ANN. 11.0 -0.5 9.0 JAN 24 10.0 JAN 24-25 10 JAN 25
----------------------------------------------------------------------------------------------
MISCELLANEOUS DATA (FIRST/LAST DATES, ETC.)
----------------------------------------------------------------------------------------------
DAYS WITH MINIMUMS AT OR BELOW FREEZING....................63
DAYS WITH MINIMUMS AT OR BELOW ZERO........................00
DAYS WITH MAXIMUMS AT OR BELOW FREEZING....................04
DAYS WITH MAXIMUMS AT OR ABOVE 90 DEGREES..................39
DAYS WITH MAXIMUMS AT OR ABOVE 100 DEGREES.................00
LAST FREEZE................................................APRIL 24TH
FIRST 80-DEGREE DAY........................................MARCH 31ST
FIRST 90-DEGREE DAY........................................JUNE 24TH
FIRST 100-DEGREE DAY.......................................NONE
LAST 100-DEGREE DAY........................................NONE
LAST 90-DEGREE DAY.........................................SEPTEMBER 5TH
LAST 80-DEGREE DAY.........................................NOVEMBER 8TH
FIRST FREEZE...............................................OCTOBER 30TH
RECORD HIGHS
DATE RECORD TYPE NEW RECORD OLD RECORD
01/01 HIGH TEMPERATURE 73 IN 2023 71 IN 1943
11/06 HIGH TEMPERATURE 83 IN 2023 81 IN 1914
11/07 HIGH TEMPERATURE 84 IN 2023 83 IN 2009
11/08 HIGH TEMPERATURE 84 IN 2023 82 IN 2006, 1928
RECORD LOWS
DATE RECORD TYPE NEW RECORD OLD RECORD
04/04 WARMEST LOW TEMPERATURE 68 IN 2023 64 IN 1929
07/19 WARMEST LOW TEMPERATURE 79 IN 2023 79 IN 1998, 1986
10/24 WARMEST LOW TEMPERATURE 65 IN 2023 65 IN 1991
11/01 LOW TEMPERATURE 20 IN 2023 20 IN 1906
RECORD RAINFALL
DATE NEW RECORD OLD RECORD
03/02 1.52 IN 2023 1.07 IN 1988
06/08 2.61 IN 2023 1.79 IN 2020
RECORD SNOWFALL
DATE NEW RECORD OLD RECORD
01/24 9.0 IN 2023 1.5 IN 1948
06/08 T IN 2023 T IN 1994
$$
70
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