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coastya
Satellite view of Plage de la Possession; the pin marks the beach
Satellite view: Sentinel-2 cloudless · EOX, CC BY 4.0, colour-adjusted by Coastya. About 6 km of coast; the pin marks the beach.

Beach

Plage de la Possession

French Southern TerritoriesFrench Southern Territories · Indian Ocean

-49.7167, 68.9333

  • 5°Sea · March
  • 6°High · February
  • 5.1 hSunshine · December
The dot marks Plage de la Possession. About 140 km of coast, north at the top.

Your month at the beach

Plage de la Possession in October

  • 2°CAir, daytime high0°C at night
  • 2°CSea temperature
  • 3.6 hSunshine a day
  • 22 daysRainy days in the month99 mm in total
  • 40 km/hAverage wind

Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.

The beach itself

No reliable information yet on: bathing water quality, wheelchair access, lifeguards.

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October from 2020 to 2025

In October 2025 the sea averaged 3.7 °C — 1.2 °C above the 1991–2020 average.

Sea temperature 2025: +1.2 °C

1991–2020 average: 2.5 °C

Air, daytime high 2025: +0.8 °C

1991–2020 average: 2.5 °C

Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.

When to go

1991–2020 averages
Warmest seaFebruary and March5 °CThe sea stays below 18 °C all year here.
Most sunshineNovember and December5 h of sun a day
Least rainFebruary and October93 mm in the month

The year at a glance

  1. Jan5°4 h104 mm
  2. Feb5°4 h93 mm
  3. Mar5°3 h117 mm
  4. Apr5°2 h125 mm
  5. May4°1 h129 mm
  6. Jun4°1 h114 mm
  7. Jul3°1 h132 mm
  8. Aug3°2 h117 mm
  9. Sep2°3 h107 mm
  10. Oct2°4 h99 mm
  11. Nov3°4 h102 mm
  12. Dec4°5 h104 mm
8°C20°C32°C

Each card is a month. The colour is the sea temperature, on the same scale as the map; in bold, the two best months for each.

Sea temperature

1991–2020 averages
2°4°JanFebMarAprMayJunJulAugSepOctNovDecJan: 5°Feb: 5°Mar: 5°Apr: 5°May: 4°Jun: 4°Jul: 3°Aug: 3°Sep: 2°Oct: 2°Nov: 3°Dec: 4°5°2°
8°C20°C32°C

Climate through the year

1991–2020 averages
0°2°4°6°JanFebMarAprMayJunJulAugSepOctNovDecJan: 4 °C (High 6° / Low 3°)Feb: 5 °C (High 6° / Low 4°)Mar: 5 °C (High 6° / Low 4°)Apr: 4 °C (High 5° / Low 3°)May: 3 °C (High 4° / Low 2°)Jun: 2 °C (High 3° / Low 1°)Jul: 1 °C (High 2° / Low 0°)Aug: 1 °C (High 2° / Low 0°)Sep: 1 °C (High 2° / Low 0°)Oct: 2 °C (High 2° / Low 0°)Nov: 2 °C (High 4° / Low 1°)Dec: 4 °C (High 5° / Low 2°)5°1°
AverageLow – High
8°C20°C32°C

Rain

0 mm50 mm100 mm150 mmJanFebMarAprMayJunJulAugSepOctNovDecJan: 104 mmFeb: 93 mm93Mar: 117 mmApr: 125 mmMay: 129 mmJun: 114 mmJul: 132 mm132Aug: 117 mmSep: 107 mmOct: 99 mmNov: 102 mmDec: 104 mm

Sunshine

0 h2 h4 hJanFebMarAprMayJunJulAugSepOctNovDecJan: 4.4 hFeb: 4.2 hMar: 3.4 hApr: 2.1 hMay: 1.2 hJun: 0.7 h0.7Jul: 0.8 hAug: 1.5 hSep: 2.7 hOct: 3.6 hNov: 4.5 hDec: 5.1 h5.1

Sunshine hours are estimated from measured solar radiation, not observed directly.

Month by month

1991–2020 averages

Every month at Plage de la Possession: air, sea, rain and sunshine. Averages for 1991–2020.

Every month at Plage de la Possession: air, sea, rain and sunshine. Averages for 1991–2020.
MonthHigh°CLow°CSea°CRainmmRainy daysdaysSunshineh/dayWindkm/h
January635104224.437
February64593194.235
Marchwarmest sea645117223.437
April535125222.138
May424129251.240
June314114240.740
July203132260.841
August203117241.541
September202107232.741
October20299223.640
November413102224.538
December524104235.137

Swipe sideways to see the other columns.

Plan your trip

Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.

About these numbers

Averages are for 1991–2020; the recent years (2020–2025) are what actually happened. Neither is today's weather.

WhatWhere it comes from Nearest measurement
Air, rain and sunshineNASA POWER28 km away
Sea temperatureNOAA OISST v2.1, 1991–202017 km away
2020–2025, month by monthNASA POWER · NOAA OISST v2.128 km away
Lifeguards and places to stayOpenStreetMapwithin 1–5 km
Image at the topSentinel-2 cloudless (EOX)at this spot

See every data source →