Mamanuca Islands Weather & Climate: Fiji

Climate by month across the Mamanuca Islands, Fiji, average temperatures, rainfall and the best time to visit.

Climate overview of the Mamanuca Islands

the Mamanuca Islands in Fiji sees its peak temperatures in February (30°C (86°F)) and its coolest in August (26°C (79°F)). For a full breakdown of what to expect throughout the year, we've put together a climate overview based on data from Mana Island, the region's most visited city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

The weather in the Mamanuca Islands during July, August and September is comfortably warm, with average temperatures ranging from 27°C (81°F) to 27°C (81°F).

When it comes to rainfall, the Mamanuca Islands sees significant variations throughout the year. February tends to be the wettest, receiving 281 mm (11 in) of rain, while July is much drier with just 50 mm (2 in). Travelers should note that the rainy season falls during January, February and March, bringing substantial precipitation ranging from 248 mm (9.8 in) to 281 mm (11 in) monthly.

August is the sunniest period, with ideal conditions for exploring the region and all it has to offer.

Explore the Mamanuca Islands by month

Pick a month to see the average temperature, rainfall and sunshine in the Mamanuca Islands — and find the best time to visit. (based on Mana Island)

Popular cities by month

Compare cities per month. Toggle cities on/off.

Mana Island Malolo Island Castaway Island Treasure Island
Day temperature (°C)
Monthly rainfall (mm)
Monthly sunshine (hours)

Climate map of the Mamanuca Islands

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

Avg day temp (°C)
32°

Compare popular cities

Average daytime and nighttime temperatures, yearly rainfall and sunshine.

Mana Island 27°C (81°F) 30°C (86°F) 23°C (73°F) 26°C (79°F) 1732 mm (68 in) 2,542 hours
Malolo Island 27°C (81°F) 30°C (86°F) 23°C (73°F) 26°C (79°F) 1700 mm (67 in) 2,542 hours
Castaway Island 27°C (81°F) 30°C (86°F) 23°C (73°F) 26°C (79°F) 1706 mm (67 in) 2,542 hours
Treasure Island 27°C (81°F) 30°C (86°F) 23°C (73°F) 26°C (79°F) 1759 mm (69 in) 2,542 hours

Places in the Mamanuca Islands, Fiji

Select a city to see its average temperature, precipitation and hours of sunshine over the year.

Cities

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Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.