Hanahan (SC) monthly weather averages

Average daytime temperature

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

Hanahan average temperature chart (Celsius) Hanahan average temperature chart (Fahrenheit)
Average monthly temperatures in Hanahan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13.9 15.7 19.9 24 27.7 30.5 32.1 31.4 29.1 24.7 20.4 15.9
°F 57 60.2 67.8 75.2 81.9 87 89.8 88.6 84.3 76.4 68.8 60.6

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.

Hanahan monthly rainfall chart (mm) Hanahan monthly rainfall chart (inches)
Average monthly rainfall in Hanahan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 95 86 109 72 101 150 160 177 123 76 62 79
inches 3.7 3.4 4.3 2.8 4 5.9 6.3 7 4.8 3 2.4 3.1
Rainy days 10 9 9 7 9 11 12 13 9 6 7 8

Average annual rainfall in Hanahan: 1240.234mm (488.3 inches)

Average daily sunshine

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

Hanahan average daily sunshine chart
Average daily sunshine Hanahan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.3 7.1 8.4 9.7 10.1 9.9 9.8 8.8 7.9 7.8 6.9 6.1

Day / night temperatures

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

Hanahan average minimum / maximum temperatures (Celsius) Hanahan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Hanahan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.5 3.7 7.8 11.5 16.4 20.2 22.3 22 19.3 12.9 7.9 4
Max °C 14.2 16 20.2 24.3 28 30.8 32.4 31.7 29.3 25 20.8 16.2
Min °F 36.4 38.6 46 52.7 61.5 68.4 72.1 71.5 66.7 55.1 46.1 39.2
Max °F 46.9 49.6 57.2 64.2 72 77.9 81.1 80.2 75.7 66 57.7 50.2

Sea temperature

The graph below shows the average sea temperature.

Hanahan average sea temperature chart (Celsius) Hanahan average sea temperature chart (Fahrenheit)
Average sea temperature around Hanahan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 19.9 19.3 18.8 19.7 22.8 26.1 27.9 28.3 27.4 24.8 22.2 20.9
°F 67.9 66.7 65.8 67.4 73 79 82.3 82.9 81.3 76.6 71.9 69.7

Wind speed

The graph below shows the average wind speed.

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

Hanahan relative humidity averages
Average relative humidity in Hanahan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 67% 68% 67% 73% 75% 77% 79% 78% 74% 73% 72%