Flying Fish Cove climate

Name: Flying Fish Cove
Address: CX

Flying Fish Cove is warmest in April, with average highs of 27 °C, and coldest in September, when nights average 24 °C. March is the wettest month (213 mm) and September the driest (25 mm). Figures are 1991–2020 climate normals.

Across a full year Flying Fish Cove averages 1,295 mm of rain and 304 days above 25 °C.

Christmas Island · population 500 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month April 27 °C
Coldest month September 24 °C
Driest month September 25 mm
Wettest month March 213 mm
Least cloud August 50 % cloud
Hottest on record March 29 °C
Coldest on record August 21 °C
Warmest sea April 29 °C

What to expectFlying Fish Cove through the year

Flying Fish Cove changes little through the year. Average daily highs stay between 25 and 27 °C, so no month stands out as a season in the way it would further from the equator.

Counted across a normal year, 304 days a year reach 25 °C. The warmest reading in the 1991–2020 record is 29 °C, in March.

Rain is strongly seasonal. March averages 213 mm against 25 mm in September — 8.7 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Flying Fish Cove is warmest in April at 29 °C and coldest in September at 26 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	26.6 °C	179 mm	72 %
February	26.7 °C	204 mm	75 %
March	27.0 °C	213 mm	69 %
April	27.1 °C	165 mm	65 %
May	26.9 °C	94 mm	53 %
June	26.3 °C	88 mm	53 %
July	25.5 °C	53 mm	52 %
August	25.0 °C	25 mm	50 %
September	24.8 °C	25 mm	54 %
October	25.3 °C	42 mm	58 %
November	25.9 °C	75 mm	66 %
December	26.3 °C	132 mm	72 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C
January	26.6 °C	25.2 °C	26.0 °C	28.3 °C	23.0 °C	31
February	26.7 °C	25.2 °C	26.0 °C	28.7 °C	23.6 °C	28
March	27.0 °C	25.4 °C	26.3 °C	29.0 °C	23.8 °C	31
April	27.1 °C	25.6 °C	26.5 °C	28.8 °C	24.2 °C	30
May	26.9 °C	25.6 °C	26.4 °C	28.4 °C	23.4 °C	31
June	26.3 °C	25.1 °C	25.8 °C	28.0 °C	22.8 °C	29
July	25.5 °C	24.4 °C	25.0 °C	27.5 °C	21.9 °C	22
August	25.0 °C	24.0 °C	24.6 °C	27.6 °C	21.4 °C	13
September	24.8 °C	24.0 °C	24.5 °C	26.9 °C	21.9 °C	9
October	25.3 °C	24.4 °C	24.9 °C	27.5 °C	22.4 °C	20
November	25.9 °C	24.9 °C	25.5 °C	27.5 °C	23.4 °C	28
December	26.3 °C	25.1 °C	25.7 °C	28.0 °C	23.4 °C	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	179 mm	18	13 h/day	72 %	80 %	22 km/h	28.6 °C
February	204 mm	20	12 h/day	75 %	81 %	23 km/h	28.6 °C
March	213 mm	21	12 h/day	69 %	81 %	22 km/h	28.9 °C
April	165 mm	20	12 h/day	65 %	81 %	25 km/h	29.0 °C
May	94 mm	15	12 h/day	53 %	80 %	29 km/h	28.6 °C
June	88 mm	13	12 h/day	53 %	80 %	30 km/h	28.0 °C
July	53 mm	11	12 h/day	52 %	78 %	33 km/h	27.0 °C
August	25 mm	6	12 h/day	50 %	77 %	33 km/h	26.4 °C
September	25 mm	4	12 h/day	54 %	78 %	32 km/h	26.2 °C
October	42 mm	5	12 h/day	58 %	79 %	30 km/h	26.7 °C
November	75 mm	9	13 h/day	66 %	78 %	27 km/h	27.5 °C
December	132 mm	13	13 h/day	72 %	79 %	23 km/h	28.1 °C

How Flying Fish Cove compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Flying Fish Cove	27 °C	24 °C	1,295 mm	304
Banjar · Indonesia	20 °C	12 °C	3,738 mm	0
Sukabumi · Indonesia	29 °C	19 °C	3,035 mm	340
Banjaran · Indonesia	29 °C	19 °C	3,359 mm	342
Cianjur · Indonesia	30 °C	20 °C	2,458 mm	358
Tasikmalaya · Indonesia	28 °C	20 °C	3,322 mm	344
Bogor · Indonesia	31 °C	21 °C	2,722 mm	363

Planning a trip? See the best time to visit Flying Fish Cove.

QuestionsCommon questions about Flying Fish Cove’s climate

When is the best time to visit Flying Fish Cove?

That depends on what you want, so the honest answer is a comparison rather than a single month. August, September, October sit closest to 20 °C on average, April is the warmest month and September the driest. The month-by-month table above has the full picture.

How hot does Flying Fish Cove get?

In April, the warmest month, daily highs average 27 °C. The highest value in the 1991–2020 record is 29 °C.

How cold does it get in winter?

Nights average 24 °C in September, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Flying Fish Cove?

March, averaging 213 mm over 21 days with rain. The driest month is September with 25 mm. The year as a whole averages 1,295 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Flying Fish Cove rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.