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coastya
Satellite view of Isabel Beach; 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

Isabel Beach

Christmas IslandChristmas Island · Indian Ocean

-10.4238, 105.6722 · Flying Fish Cove, 1 km

  • 29°Sea · April
  • 29°High · April
  • 8.8 hSunshine · September
The dot marks Isabel Beach. About 140 km of coast, north at the top.

Your month at the beach

Isabel Beach in October

  • 26°CAir, daytime high26°C at night
  • 27°CSea temperature
  • 8.8 hSunshine a day
  • 8 daysRainy days in the month39 mm in total
  • 25 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.

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.

October from 2020 to 2025

In October 2025 the sea averaged 27.4 °C — 0.7 °C above the 1991–2020 average.

Sea temperature 2025: +0.7 °C

1991–2020 average: 26.7 °C

Air, daytime high 2025: +1.0 °C

1991–2020 average: 26.4 °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 seaMarch and April29 °C
Most sunshineSeptember and October9 h of sun a day
Least rainAugust and September16 mm in the month

The year at a glance

  1. Jan29°8 h168 mm
  2. Feb29°8 h169 mm
  3. Mar29°7 h184 mm
  4. Apr29°7 h152 mm
  5. May29°8 h101 mm
  6. Jun28°7 h77 mm
  7. Jul27°8 h49 mm
  8. Aug26°9 h16 mm
  9. Sep26°9 h21 mm
  10. Oct27°9 h39 mm
  11. Nov27°8 h74 mm
  12. Dec28°8 h128 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
26°27°28°29°JanFebMarAprMayJunJulAugSepOctNovDecJan: 29°Feb: 29°Mar: 29°Apr: 29°May: 29°Jun: 28°Jul: 27°Aug: 26°Sep: 26°Oct: 27°Nov: 27°Dec: 28°26°29°
8°C20°C32°C

Climate through the year

1991–2020 averages
26°27°28°JanFebMarAprMayJunJulAugSepOctNovDecJan: 28 °C (High 28° / Low 27°)Feb: 28 °C (High 28° / Low 28°)Mar: 28 °C (High 28° / Low 28°)Apr: 28 °C (High 29° / Low 28°)May: 28 °C (High 28° / Low 28°)Jun: 27 °C (High 28° / Low 27°)Jul: 26 °C (High 27° / Low 26°)Aug: 26 °C (High 26° / Low 26°)Sep: 26 °C (High 26° / Low 26°)Oct: 26 °C (High 26° / Low 26°)Nov: 27 °C (High 27° / Low 27°)Dec: 27 °C (High 28° / Low 27°)28°26°
AverageLow – High
8°C20°C32°C

Rain

0 mm100 mm200 mmJanFebMarAprMayJunJulAugSepOctNovDecJan: 168 mmFeb: 169 mmMar: 184 mm184Apr: 152 mmMay: 101 mmJun: 77 mmJul: 49 mmAug: 16 mm16Sep: 21 mmOct: 39 mmNov: 74 mmDec: 128 mm

Sunshine

0 h5 h10 hJanFebMarAprMayJunJulAugSepOctNovDecJan: 7.9 hFeb: 7.8 hMar: 7.4 hApr: 7.0 h7.0May: 7.5 hJun: 7.4 hJul: 8.0 hAug: 8.7 hSep: 8.8 h8.8Oct: 8.8 h8.8Nov: 8.2 hDec: 7.8 h

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

Month by month

1991–2020 averages

Every month at Isabel Beach: air, sea, rain and sunshine. Averages for 1991–2020.

Every month at Isabel Beach: air, sea, rain and sunshine. Averages for 1991–2020.
MonthHigh°CLow°CSea°CRainmmRainy daysdaysSunshineh/dayWindkm/h
January282729168227.917
February282829169217.816
March282829184237.416
Aprilwarmest sea292829152217.020
May282829101167.525
June28272877137.426
July27262749108.028
August2626261648.728
September2626262148.828
October2626273988.825
November27272774138.222
December282728128197.817

Swipe sideways to see the other columns.

Photos

Photos shared by their authors on Wikimedia Commons, with its colours adjusted.

Isabel Beach: Cocos (Keeling) Islands 2017 (30)
Photo: paullymac · Wikimedia Commons · CC BY-SA 2.0 · stylised; this version keeps the same licence.

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 POWER10 km away
Sea temperatureNOAA OISST v2.1, 1991–20208 km away
2020–2025, month by monthNASA POWER · NOAA OISST v2.110 km away
Lifeguards and places to stayOpenStreetMapwithin 1–5 km
Nearest airportOurAirportsstraight-line distance
Image at the topSentinel-2 cloudless (EOX)at this spot

See every data source →