National Weather Service United States Department of Commerce
Climate Data
Monthly Numbers
Interested in temperature and precipitation numbers in Harrison? Check them out on a monthly basis below.
 
Climate Summary (Aug 2019)
 
...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             112   08/03/2011
                        08/09/1934
 LOW               41   08/31/1915
HIGHEST            96   08/19        88       8       94  08/06
LOWEST             59   08/28        67      -8       59  08/01
AVG. MAXIMUM     86.8              88.9    -2.1     86.4
AVG. MINIMUM     68.3              66.4     1.9     67.4
MEAN             77.6              77.6     0.0     76.9
DAYS MAX >= 90     13              14.2    -1.2       10
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        14.56   1915
 MINIMUM            T   2007
TOTALS           8.04              3.58    4.46     4.85
DAILY AVG.       0.26              0.12    0.14     0.16
DAYS >= .01        15               8.3     6.7       12
DAYS >= .10         9                                  8
DAYS >= .50         5                                  3
DAYS >= 1.00        4               1.0     3.0        2
GREATEST
 24 HR. TOTAL    2.18   08/23 TO 08/24

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       0                 1      -1        0
 SINCE 7/1          0                 1      -1        0
COOLING TOTAL     395               393       2      376
 SINCE 1/1       1184              1211     -27     1513

FREEZE DATES
RECORD
 EARLIEST     09/13/1902
 LATEST       05/17/1912
EARLIEST                        10/29
LATEST                          04/04
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.0
HIGHEST WIND SPEED/DIRECTION    36/050    DATE  08/26
HIGHEST GUST SPEED/DIRECTION    46/100    DATE  08/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     78

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

&&

...Data for Harrison for August 2019...

.Summary...
August at Harrison turned out to be average...exactly at average.
Though highs were over two degrees below average, lows were nearly
two degrees above, which balanced the month out as a whole.

For the seventh year in a row, there was no 100-degree temperature
recorded.

The month was rather wet at Harrison, with the wettest August in 37
years, and one of the wettest since records began in the city in
1891.

.Monthly Temperatures...
The average high temperature was the warmest since 2014. The average
low temperature was the warmest since 2016. The average monthly
temperature was the warmest since 2014.

.Daily Temperatures...
Daily temperatures were above average on 14 days, below average on
14 days, and average on three days.

.Daily Record Temperatures Tied or Broken During the Month...
None.

.Monthly Rainfall...
It was the wettest August since 1981, and the 5th wettest August on
record at Harrison.

.Daily Rainfall Records Tied or Broken During the Month...
Date    New Record     Previous Record
21st   2.12 in 2019      1.37 in 1911

.Miscellaneous Phenomena...
None.