Melanesia Weather & Climate: Monthly Averages

Monthly climate averages for Melanesia, temperatures, rainfall and the best time to visit.

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Niulakita

Climate overview of Melanesia

The climate of the South Pacific islands is tropical year round. There's a hotter, more humid period from November to April, and a cooler, drier time from May to October. The countries closer to the equator (Samoa, Tuvalu, Solomon Islands) are generally warmer than those further south (Fiji, Tonga, New Caledonia, Cook Islands).

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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Niulakita

Day temperature (°C)

Monthly rainfall (mm)

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Climate map

Average daily temperature, monthly rainfall & sunshine hours across cities.

Avg day temp (°C)

0° 32°

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Average daytime and nighttime temperatures, yearly rainfall and sunshine.


Niulakita	29°C (84°F) – 30°C (86°F)	26°C (79°F) – 27°C (81°F)	3325 mm (131 in)	—

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FAQ

What is the best time to visit Melanesia?

The warmest month is January with daytime highs of 30°C (86°F). January is the sunniest month with 0 hours of sunshine. Explore Melanesia weather by month for a detailed breakdown.

What temperatures can I expect in Melanesia?

Daytime highs range from 29°C (84°F) in August to 30°C (86°F) in January. Nighttime lows range from 26°C (79°F) to 27°C (81°F). Temperatures are relatively stable throughout the year. See the city comparison for a full overview.

How much rain does Melanesia get?

Annual rainfall is around 3325 mm (131 in). January is the wettest month with 410 mm (16 in), while July is the driest with 192 mm (7.6 in). Use the climate map to explore rainfall patterns across regions.

How sunny is Melanesia?

Melanesia receives around 0 hours of sunshine per year. January is the sunniest month with 0 hours, while January is the cloudiest with just 0 hours. Overcast skies are common, especially during winter months. Compare sunshine across cities in the charts above.