Marie-Galante Island monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Marie-Galante Island

Marie-Galante Island average temperature chart (Celsius) Marie-Galante Island average temperature chart (Fahrenheit)
Average monthly temperatures in Marie-Galante Island (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 28.2 28.4 28.7 29.4 29.8 30.3 30.5 30.6 30.4 29.7 29.7 28.9
°F 82.8 83.1 83.7 84.9 85.6 86.5 87 87 86.8 85.4 85.4 84

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.

Marie-Galante Island monthly rainfall chart (mm) Marie-Galante Island monthly rainfall chart (inches)
Average monthly rainfall in Marie-Galante Island (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 122 84 99 116 169 148 169 219 236 273 278 186
inches 4.8 3.3 3.9 4.6 6.6 5.8 6.7 8.6 9.3 10.8 10.9 7.3
Rainy days 17 13 14 13 16 16 19 19 20 19 18 18

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Marie-Galante Island

Marie-Galante Island average daily sunshine chart
Average daily sunshine Marie-Galante Island
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.3 7.8 8 8.6 8.3 8.1 8.1 8.3 7.6 7.6 7.2 6.9

Day / night temperatures

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

Marie-Galante Island average minimum / maximum temperatures (Celsius) Marie-Galante Island average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Marie-Galante Island (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 20.8 20.9 21.1 21.9 23.1 23.4 23.9 23.7 23.2 22.8 22.4 21.6
Max °C 28.4 28.6 28.9 29.6 30 30.5 30.7 30.8 30.6 29.9 29.9 29.1
Min °F 69.4 69.5 70 71.3 73.5 74 75 74.6 73.8 73 72.2 70.8
Max °F 76.3 76.5 77 78.3 79.7 80.4 81.1 81 80.4 79.3 79 77.5

Sea temperature

The graph below shows the average sea temperature.

Marie-Galante Island average sea temperature chart (Celsius) Marie-Galante Island average sea temperature chart (Fahrenheit)
Average sea temperature around Marie-Galante Island in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 26.9 26.5 26.5 27.1 27.7 28.1 28.2 28.7 29 28.9 28.4 27.6
°F 80.4 79.7 79.8 80.8 81.9 82.5 82.8 83.6 84.2 84 83.1 81.7

Wind speed

The graph below shows the average wind speed.

Marie-Galante Island average winspeed by month (km/h) Marie-Galante Island average winspeed by month (mph)
Average wind speed in Marie-Galante Island (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 19 19 18 19 21 21 19 16 14 16 17
mph 11 12 12 11 12 13 13 12 10 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.

Marie-Galante Island relative humidity averages
Average relative humidity in Marie-Galante Island
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 77% 76% 77% 78% 79% 81% 80% 81% 82% 82% 80%

Other monthly averages

UV index Best time to go?

Marie-Galante Island weather stats

Marie-Galante Island weather statistics
Hottest month: July 30.5°C 86.9°F
Driest month: February 84mm 3.3ins
Sunniest month: April 8.6hrs
Coldest month: January 28.2°C 82.8°F
Wettest month: November 278mm 10.9ins
Warmest sea: September 29°C 84.2°F
Map showing location of Marie-Galante Island (15.9359, -61.2705)

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