Emerald Isle (NC) monthly weather averages

Average daytime temperature

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

Emerald Isle average temperature chart (Celsius) Emerald Isle average temperature chart (Fahrenheit)
Average monthly temperatures in Emerald Isle (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.5 13.8 17.7 22 25.9 29.3 31 30.7 28.7 24 19.6 14.8
°F 54.6 56.8 63.8 71.6 78.6 84.7 87.9 87.3 83.6 75.3 67.2 58.7

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.

Emerald Isle monthly rainfall chart (mm) Emerald Isle monthly rainfall chart (inches)
Average monthly rainfall in Emerald Isle (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 108 100 101 73 113 122 177 166 136 93 86 98
inches 4.2 3.9 4 2.9 4.4 4.8 7 6.5 5.4 3.7 3.4 3.9
Rainy days 11 10 10 8 10 10 12 11 9 8 8 10

Average annual rainfall in Emerald Isle: 1329.933mm (523.6 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Emerald Isle

Emerald Isle average daily sunshine chart
Average daily sunshine Emerald Isle
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6 6.7 8 9.5 9.6 9.8 9.6 8.9 8.2 7.6 6.7 5.9

Day / night temperatures

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

Emerald Isle average minimum / maximum temperatures (Celsius) Emerald Isle average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Emerald Isle (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.6 2.4 6.3 10.5 15.7 20.1 22.4 22.1 19.1 12.9 7.8 3.3
Max °C 12.8 14.1 18 22.3 26.2 29.5 31.3 31 28.9 24.3 19.9 15.1
Min °F 34.9 36.2 43.3 50.9 60.2 68.2 72.2 71.7 66.4 55.2 46 37.9
Max °F 45 46.8 53.8 61.5 69.6 76.6 80.2 79.7 75.2 65.5 56.8 48.6

Sea temperature

The graph below shows the average sea temperature.

Emerald Isle average sea temperature chart (Celsius) Emerald Isle average sea temperature chart (Fahrenheit)
Average sea temperature around Emerald Isle in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 19.2 18.4 18.8 20.3 22.8 25.7 27.6 27.8 26.6 24.3 22 20.6
°F 66.5 65.1 65.9 68.6 73 78.3 81.7 82.1 79.9 75.7 71.6 69.1

Wind speed

The graph below shows the average wind speed.

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

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.

Emerald Isle relative humidity averages
Average relative humidity in Emerald Isle
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
72% 70% 70% 68% 75% 77% 79% 80% 79% 76% 73% 72%