Mata-Utu (Uvea) weather in August

August in Mata-Utu: hot, rainy, with clean air — fine if you can take 20 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Mata-Utu Wallis and Futuna · South Pacific · Island83
  1. 65Jan
  2. 59Feb
  3. 75Mar
  4. 74Apr
  5. 72May
  6. 80Jun
  7. 77Jul
  8. 83Aug
  9. 82Sep
  10. 74Oct
  11. 71Nov
  12. 66Dec

#1 of 12 months in Mata-Utu · #553 of 1413 destinations to visit in August · comfort 83/100 (tier A)

Days
27°C
Nights
26°C
Wet days
20
Sun
10.3 h
Humidity
80%
Daylight
12 h
Mata-Utu, Wallis and Futuna
Photo: Brigitte &amp · CC BY-SA 2.0

Traveller notes on Mata-Utu in August

Other months in Mata-Utu

Wallis and Futuna has essentially no destination-specific forum discussion of January weather, so this is grounded directly in the territory's own climate record: hot, extremely humid, and genuinely wet, with rain a near-daily feature and a steady onshore wind typical of the South Pacific cyclone-season window this time of year. It's the same general wet-season pattern regional neighbors like Fiji see in January, just without much first-hand traveler commentary specific to Wallis and Futuna itself - worth knowing going in, given how little online discussion exists to check against.
WallisFutunaRegional · January · 1 month ago · Read more on Tripadvisor ↗
Forum coverage of Mata-Utu specifically is thin, but Wallis and Futuna shares the broader South Pacific climate pattern seen on nearby Fiji, where the Southern Hemisphere winter months (roughly May through October) bring a comparatively drier, cooler stretch than the hotter, wetter November-April season. Real monthly data for Mata-Utu still shows meaningful rain even in July, consistent with how tropical Pacific islands rarely have a truly dry season, just a less intensely wet one. Given the sparse detailed trip reports available for this destination, general regional seasonal patterns are the most reliable guide available, suggesting July should bring milder temperatures and somewhat less rain than the hotter months later in the year.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗

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Mata-Utu climate normals — August

Daytime high27°C / 81°F🥵 hot
Nighttime low26°C / 79°F
Feels like (high)30°C / 86°F
Sea temperature29°C / 84°F♨️ bath-warm
Rainfall119 mm / 4.7 in🌧 rainy
Rainy days20 days
Humidity80%💦 very humid
Dew point23°C / 73°F
Sunshine10.3 h/day
Daylight11.7 h
Wind30 km/h / 19 mph
Air quality (US AQI)46🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Mata-Utu in August

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Busyschool holidays in 2 of the markets that fill it, one of its best months for weather(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Mata-Utu's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherMata-Utu's best weather comes in June, August and September — separate windows, not one continuous season.

August includes Feast of the Assumption.

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Best weatherFair weatherToughest weather

What's on in Mata-Utu in August

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    Feast of the Assumption

    15 AugReligious feastClosures

    The Assumption is the feast of Mata-Utu's cathedral and the Hahake district: a bishop's mass, then a katoaga of gift exchange, kava and village dances on the square facing the royal palace. It is a public holiday, so offices close. Source ↗

What's on around the world in August →

Where is Mata-Utu?

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Mata-Utu in August — FAQ

Is August a good time to visit Mata-Utu?
August in Mata-Utu: hot, rainy, with clean air — fine if you can take 20 rainy days. It ranks #1 of 12 months for Mata-Utu on SeasonMap's comfort score (83/100).
What is the weather like in Mata-Utu in August?
In August, Mata-Utu averages a daily high of 27.3°C and a low of 25.9°C, with about 119.1 mm of rain over roughly 20.2 rainy days.
What is the air quality in Mata-Utu in August?
Mata-Utu has a mean US Air Quality Index of about 46 in August.