Port-aux-Francais Weather in September

French Southern Territories · September climate averages and travel tips

Avg high3°C (37°F)
Avg low0°C (31°F)
Rainfall55 mm (2.2 in)
RatingPoor 2.4/10

Expect cold days in Port-aux-Francais in September: the average high is 3°C (37°F) and the average low is 0°C (31°F). September is spring in French Southern Territories. The month is fairly dry, with about 55 mm (2.2 in) of rain spread over 12 days. You get roughly 11.7 hours of daylight and frequently cloudy skies.

Is September a good time to visit Port-aux-Francais?

September is not the best time to visit Port-aux-Francais (2.4/10) mainly because of the cold. The weather is much better in February.

Visiting Port-aux-Francais in September

September weather

September feels cold, damp and grey at Port-aux-Français. The high is around 3°C, with lows near freezing, and rain falls on many days. Thick cloud and little sunshine can make even a short walk feel raw. Spring is under way, but it won't feel like a gentle city spring.

You can explore the station's immediate surroundings when conditions allow, or watch the weather from shelter. Don't count on long hikes, comfortable beach time or clear views. The exposed coast and changing conditions make those plans unreliable. February is the best month overall, so September is a tough choice if weather is your main reason to come.

Events and visitors

There's no regular public festival or September holiday to draw visitors to Port-aux-Français. This is a remote research station, not a town with a usual tourist season. Access to the Kerguelen Islands is tightly controlled, and visitors generally need an arranged expedition rather than an independent trip.

If you hate crowds, you're unlikely to find a busy resort scene here. But that doesn't mean September is a cheap, quiet alternative: there are few ordinary tourist services, and travel costs depend on reaching the islands, not on seasonal hotel deals. Visitor numbers are limited throughout the year, while September's poor comfort makes it less appealing than the warmer months.

A practical note

Treat Port-aux-Français as a working station, not an open attraction. Don't assume you can wander through buildings or explore nearby research areas without permission. The settlement sits beside the Golfe du Morbihan, but access to the coast still depends on local rules and weather.

Travelling for wildlife or scenery? Keep your plans flexible, and ask your expedition team what's permitted around the station before setting out. The cold, rain and cloud can change what's sensible from one day to the next.

September weather at a glance

Average high3°C (37°F)
Average low0°C (31°F)
Daily mean1°C (34°F)
Rainfall55 mm (2.2 in)
Rainy days (1 mm+)12
Humidity84%
Cloud cover82%
Daylight11.7 hours
Est. sunshine2.3 hours/day
Wind34.5 km/h
vs AugustAbout as warm as August, with 10 mm less rain.

What to pack for Port-aux-Francais in September

Port-aux-Francais weather in other months

Jan8°C / 4°C54 mmPoorFeb9°C / 4°C49 mmFairMar8°C / 4°C57 mmPoorApr7°C / 3°C78 mmPoorMay4°C / 1°C70 mmPoorJun3°C / 0°C65 mmPoorJul3°C / -1°C66 mmPoorAug3°C / -1°C65 mmPoorSep3°C / 0°C55 mmPoorOct4°C / 1°C48 mmPoorNov6°C / 2°C60 mmPoorDec7°C / 3°C57 mmPoor

← AugustBest time to visit Port-aux-FrancaisOctober →

Where else is good in September? See where to go in September.