...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2021...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1891 TO 2021
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 96 10/05/1954
10/09/1928
10/04/1928
LOW 16 10/29/1910
HIGHEST 88 10/09 70 18 86 10/07
LOWEST 40 10/17 48 -8 32 10/30
AVG. MAXIMUM 72.8 70.8 2.0 68.4
AVG. MINIMUM 52.3 48.0 4.3 45.1
MEAN 62.6 59.4 3.2 56.7
DAYS MAX >= 90 0 0.1 -0.1 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 1.3 -1.3 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 12.80 1941
MINIMUM 0.26 2010
TOTALS 5.47 3.81 1.66 8.42
DAILY AVG. 0.18 0.12 0.06 0.27
DAYS >= .01 12 9.1 2.9 8
DAYS >= .10 9 6
DAYS >= .50 5 4
DAYS >= 1.00 2 1.1 0.9 3
GREATEST
24 HR. TOTAL 1.81 10/13 TO 10/14
STORM TOTAL 1.22
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL 8.0 1913
24 HR TOTAL 8.0 10/27/1913 TO 10/27/1913
SNOW DEPTH 8 10/27/1913
TOTALS 0.0 0.1 -0.1 0.0
LIQUID EQUIV 0.00 0.00 0.00 0.00
SINCE 7/1 0.0 0.1 -0.1 MM
LIQUID 7/1 0.00 0.00 0.00 MM
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 MM MM 0
DAYS >= 1.0 0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL 0.0 0.0 10/31 TO 10/31
DEGREE DAYS
HEATING TOTAL 144 214 -70 282
SINCE 7/1 154 249 -95 305
COOLING TOTAL 76 40 36 34
SINCE 1/1 1509 1469 40 1404
FREEZE DATES
RECORD
EARLIEST 09/13/1902
LATEST 05/17/1912
EARLIEST MM
LATEST 04/22
................................................................
WIND (MPH)
AVERAGE WIND SPEED 6.8
HIGHEST WIND SPEED/DIRECTION 26/150 DATE 10/11
HIGHEST GUST SPEED/DIRECTION 39/240 DATE 10/11
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.35
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 12
NUMBER OF DAYS CLOUDY 4
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 7 RAIN 8
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 3
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...DATA FOR HARRISON FOR OCTOBER 2021...
.SUMMARY...
TEMPERATURES CONTINUED TO RUN ABOVE AVERAGE INTO OCTOBER. THERE WERE
ONLY A FEW DAYS IN THE THIRD AND THE FINAL WEEKS WITH COOLER THAN
AVERAGE TEMPERATURES, WHILE DAYS DURING MUCH OF THE MONTH RAN 5-10
DEGREES OR MORE ABOVE AVERAGE. FOR THE SECOND OCTOBER IN A ROW, THERE
WERE NO 90-DEGREE READINGS. HOWEVER, THERE WERE ALSO NO FREEZES FOR
THE FIRST OCTOBER IN THREE YEARS, AND NO TEMPERATURES COLDER THAN 40 FOR
THE FIRST OCTOBER IN FIVE YEARS.
RAINFALL WAS ABOVE AVERAGE, THOUGH IT WAS THE DRIEST OCTOBER IN SEVERAL
YEARS. THERE WERE 12 DAYS WITH MEASURABLE RAINFALL, WHICH WAS THE MOST IN
OCTOBER SINCE 2009.
NO SNOW FELL FOR THE THIRD OCTOBER IN A ROW.
.MONTHLY AVERAGES...
THE AVERAGE HIGH TEMPERATURE WAS THE WARMEST SINCE 2017. THE AVERAGE
LOW TEMPERATURE WAS THE WARMEST SINCE 2016, AND THE 9TH WARMEST ON
RECORD. THE AVERAGE MONTHLY TEMPERATURE WAS THE WARMEST SINCE 2016.
.DAILY TEMPERATURES...
DAILY TEMPERATURES WERE ABOVE AVERAGE ON 21 DAYS, AVERAGE ON TWO DAYS,
AND BELOW AVERAGE ON EIGHT DAYS.
.DAILY RECORD TEMPERATURES TIED OR BROKEN DURING THE MONTH...
DATE RECORD TYPE NEW RECORD PREVIOUS RECORD
10TH WARMEST LOW TEMPERATURE 69 IN 2021 69 IN 1949
13TH WARMEST LOW TEMPERATURE 64 IN 2021 64 IN 1985
.MONTHLY RAINFALL...
EVEN THOUGH RAINFALL WAS ABOVE AVERAGE BY OVER AN INCH AND A HALF,
IT WAS THE DRIEST OCTOBER IN THREE YEARS (SINCE 2018).
.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...
DATE NEW RECORD PREVIOUS RECORD
27TH 1.12 IN 2021 1.11 IN 1913
.MISCELLANEOUS PHENOMENA...
NONE.
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