Mountain Home (AR) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Mountain Home

Mountain Home average temperature chart (Celsius) Mountain Home average temperature chart (Fahrenheit)
Average monthly temperatures in Mountain Home (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.2 8.9 14.7 20.8 24.6 29.1 31.9 31 26.6 21.5 14.2 8.1
°F 43.2 48 58.5 69.4 76.3 84.3 89.5 87.9 79.9 70.7 57.6 46.6

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Mountain Home monthly rainfall chart (mm) Mountain Home monthly rainfall chart (inches)
Average monthly rainfall in Mountain Home (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 63 72 106 109 128 112 86 85 106 87 111 93
inches 2.5 2.8 4.2 4.3 5 4.4 3.4 3.4 4.2 3.4 4.4 3.6
Rainy days 8 9 11 11 11 9 7 8 8 8 9 9

Average annual rainfall in Mountain Home: 1100.9mm (433.4 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Mountain Home

Mountain Home average daily sunshine chart
Average daily sunshine Mountain Home
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6 6.4 7.8 8.8 10.3 11.1 11.3 10.4 8.7 8.6 6.1 5.5

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Mountain Home average minimum / maximum temperatures (Celsius) Mountain Home average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Mountain Home (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.3 -3 2.2 7.9 12.1 16.9 19.4 18.1 14.3 7.8 2.3 -2.8
Max °C 6.5 9.2 15.1 21.1 24.9 29.4 32.3 31.4 26.9 21.9 14.5 8.4
Min °F 22.5 26.6 35.9 46.2 53.8 62.3 66.8 64.5 57.7 46 36.1 27
Max °F 33.1 37.6 47.5 58.1 65.3 73.6 78.4 76.5 69.1 58.6 47.1 37

Sea temperature

The graph below shows the average sea temperature.

Mountain Home average sea temperature chart (Celsius) Mountain Home average sea temperature chart (Fahrenheit)
Average sea temperature around Mountain Home in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.3 11.9 12.6 14.2 16.5 19.2 21.6 23.8 22.5 19 15.9 13.7
°F 54.1 53.4 54.7 57.5 61.7 66.5 71 74.9 72.6 66.2 60.6 56.7

Wind speed

The graph below shows the average wind speed.

Mountain Home average winspeed by month (km/h) Mountain Home average winspeed by month (mph)
Average wind speed in Mountain Home (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 18 19 18 15 14 13 13 13 14 16 17
mph 11 11 12 11 9 9 8 8 8 9 10 11

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Mountain Home relative humidity averages
Average relative humidity in Mountain Home
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
69% 69% 65% 65% 70% 71% 70% 70% 73% 69% 70% 71%

Other monthly averages

UV index Best time to go?

Mountain Home weather stats

Mountain Home weather statistics
Hottest month: July 31.9°C 89.4°F
Driest month: January 63mm 2.5ins
Sunniest month: July 11.3hrs
Coldest month: January 6.2°C 43.2°F
Wettest month: May 128mm 5ins
Warmest sea: August 23.8°C 74.8°F
Map showing location of Mountain Home (36.33534, -92.38516) Mountain Home map pin © Google

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