McDonough (GA) monthly weather averages

Average daytime temperature

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

McDonough average temperature chart (Celsius) McDonough average temperature chart (Fahrenheit)
Average monthly temperatures in McDonough (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.1 13.8 18.8 23.3 26.9 30.4 31.6 31 28.2 23 18 13.1
°F 51.9 56.8 65.9 73.9 80.5 86.6 88.8 87.9 82.7 73.5 64.5 55.5

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.

McDonough monthly rainfall chart (mm) McDonough monthly rainfall chart (inches)
Average monthly rainfall in McDonough (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 124 120 139 100 103 97 122 93 79 75 88 109
inches 4.9 4.7 5.5 3.9 4 3.8 4.8 3.7 3.1 2.9 3.5 4.3
Rainy days 11 10 11 8 9 10 12 10 8 6 9 10

Average annual rainfall in McDonough: 1195.134mm (470.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in McDonough

McDonough average daily sunshine chart
Average daily sunshine McDonough
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.6 6.5 7.6 9.1 9.9 10.1 9.5 9.1 8.2 8.1 6.4 5.5

Day / night temperatures

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

McDonough average minimum / maximum temperatures (Celsius) McDonough average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in McDonough (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.2 1.3 5.7 9.6 14.2 18.4 20.4 19.9 17 10.3 5.5 1.7
Max °C 11.4 14.1 19.2 23.6 27.3 30.7 31.9 31.3 28.5 23.4 18.4 13.4
Min °F 31.7 34.3 42.2 49.3 57.5 65 68.6 67.8 62.5 50.5 41.8 35
Max °F 42.1 45.9 54.3 61.9 69.3 76.1 79 78.1 72.9 62.2 53.4 45.5

Sea temperature

The graph below shows the average sea temperature.

McDonough average sea temperature chart (Celsius) McDonough average sea temperature chart (Fahrenheit)
Average sea temperature around McDonough in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.8 14 14.4 16.4 20 24.2 26.9 27.5 26.2 22.7 19.2 16.6
°F 58.6 57.2 58 61.5 68.1 75.5 80.5 81.5 79.1 72.9 66.5 61.9

Wind speed

The graph below shows the average wind speed.

McDonough average winspeed by month (km/h) McDonough average winspeed by month (mph)
Average wind speed in McDonough (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 16 16 14 13 12 12 11 12 12 13 14
mph 9 10 10 9 8 7 7 7 7 8 8 9

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.

McDonough relative humidity averages
Average relative humidity in McDonough
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
69% 65% 64% 63% 68% 70% 74% 76% 75% 70% 69% 70%

Other monthly averages

UV index Best time to go?

McDonough weather stats

McDonough weather statistics
Hottest month: July 31.6°C 88.9°F
Driest month: October 75mm 3ins
Sunniest month: May 9.9hrs
Coldest month: January 11.1°C 52°F
Wettest month: March 139mm 5.5ins
Warmest sea: August 27.5°C 81.5°F
Map showing location of McDonough (33.44734, -84.14686) McDonough map pin © Google

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