Port-aux-Français
French Southern and Antarctic Lands
Long-term weather forecast
Long-term weather forecast
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September weather forecast and Climate
Port-aux-Français, French Southern and Antarctic Lands

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  • The average high temperature in September: 5.3°C

The warmest month (with the highest average high temperature) is February (11.5°C).
The month with the lowest average high temperature is July (4.8°C).

  • The average low temperature in September: -0.7°C

The month with the highest average low temperature is February (4.3°C).
Coldest months (with the lowest average low temperature) are July and August (-0.8°C).

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  • The average rainfall in September: 65.3mm

The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the lowest rainfall) is February (45.5mm).

  • The average rainfall days in September: 12 days

Months with the highest number of rainy days are January, March, April and December (16 days).
The month with the lowest number of rainy days is September (12 days).

  • The average snowfall days in September: 12 days

The month with the highest number of snowfall days is August (13 days).
The month with the lowest number of snowfall days is February (0 days).

  • The average sea temperature in September: 2°C

Best months for swimming (with the highest average sea temperature) are February and March (5°C).
Coldest months (with the lowest average sea temperature) are July, August, September and October (2°C).

  • The average daylight in September: 12h

Months with the longest days are January and December (Average daylight: 16h).
The month with shortest days is June (Average daylight: 8h).

  • The average sunshine in September: 4.2h

The month with most sunshine is January (Average sunshine: 6.1h).
The month with least sunshine is June (Average sunshine: 2.4h).

  • The average UV index in September: 2

Months with the highest UV index are January and December (UV index 8).
Months with the lowest UV index are May, June, July and August (UV index 1).

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