Tāfuna, American Samoa — Weather in December 2026

Climate Overview

Tāfuna, American Samoa in December has warm conditions, with highs averaging 27.9°C (82°F). Rain falls on about 27 days this month, totalling around 320 mm. Sea temperature reaches 29.1°C (84°F).

This month falls at the beginning of Summer.

Temperatures remain fairly steady throughout December, with daily highs around 28°C (82°F).

Rainfall is heaviest during the middle of the month, while the first third tends to be drier.

Expect around 11.1h of sunshine at the start of December, decreasing to 9.9h by the end.

The warmest days tend to fall around the 29th, averaging 28.1°C (83°F).

Compared to November, this month is about 0°C cooler with 4 more rainy days.

Monthly December Averages

Temperature

28°C / 26°C

Feels Like

33°C / 29°C

Rain

27 days · 320 mm

Sunshine

10.3h / day

Humidity

83% — Very Humid

Wind

25 km/h

Wind Direction

NE (55°)

Gusts

35 km/h

Daylight

13 h

Cloud Cover

73%

Clear Sky Days

0.7

UV Index

9 — Very High

Sea Temperature

29°C

Dew Point

24°C — Muggy

Moon Phase

Waxing Crescent · 31%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

High Low

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 05:49

Daylight 13h

Sunset 18:47

What to Expect

Daytime temperatures around 28°C (82°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Rain most often builds later in the day, so mornings are typically the driest window and afternoon showers are more likely.

Recent yearly records for December have stayed close to the long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	28°C / 26°C	33°C / 30°C	26days (297 mm) Wet	9.9h Good	83% Humid	8.8 Very High	Wet	View Details
February	28°C / 26°C	33°C / 29°C	24days (426 mm) Wet	8.6h Good	83% Humid	8.3 Very High	Wet	View Details
March	28°C / 27°C	34°C / 30°C	24days (179 mm) Wet	10.4h Excellent	82% Humid	8.9 Very High	Wet	View Details
April	28°C / 27°C	33°C / 30°C	24days (227 mm) Wet	9.6h Good	82% Humid	7.9 Very High	Wet	View Details
May	28°C / 26°C	32°C / 29°C	23days (224 mm) Wet	9.6h Good	82% Humid	6.5 High	Wet	View Details
June	28°C / 26°C	31°C / 28°C	19days (155 mm) Wet	9.9h Good	81% Humid	6.2 High	Wet	View Details
July best	27°C / 26°C	30°C / 27°C	20days (138 mm) Wet	9.9h Good	81% Humid	6.3 High	Wet	View Details
August best	27°C / 26°C	30°C / 27°C	16days (101 mm) Wet	10.4h Excellent	80% Humid	7.2 Very High	Good	View Details
September best	27°C / 26°C	30°C / 27°C	18days (113 mm) Wet	10.8h Excellent	81% Humid	8.4 Very High	Wet	View Details
October	27°C / 26°C	31°C / 28°C	22days (198 mm) Wet	10.7h Excellent	82% Humid	8.8 Very High	Wet	View Details
November	28°C / 26°C	32°C / 29°C	23days (234 mm) Wet	10.7h Excellent	82% Humid	8.9 Very High	Wet	View Details
December	28°C / 26°C	33°C / 29°C	27days (320 mm) Wet	10.3h Excellent	83% Humid	9 Very High	Wet	View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketWaterproof shoesBreathable clothingSunscreen (SPF 30+)Sun hatSunglasses

Frequently Asked Questions

Expand all

Is December a good time to visit Tāfuna?

December is typically wet for visiting Tāfuna, with average highs of 28°C (82°F) and around 27 rainy days. Tāfuna, American Samoa in December has warm conditions, with highs averaging 27.9°C (82°F). Rain falls on about 27 days

Does it rain a lot in Tāfuna in December?

Tāfuna typically sees around 27 rainy days in December with 320 mm (12.6 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Tāfuna in December?

Nights stay pleasantly warm in Tāfuna during December, around 26°C (79°F). Light evening wear is sufficient.

What should I pack for Tāfuna in December?

With highs of 28°C (82°F) and lows of 26°C (79°F) in December, we recommend: Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). Comfortable walking shoes are essential.

Is December among the best months weather-wise in Tāfuna?

December is not the most favourable month weather-wise in Tāfuna. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Tāfuna in December?

The average UV index in Tāfuna during December is 9 (very high). Strong sun protection is essential — SPF 50+, protective clothing, and avoid prolonged outdoor exposure during peak hours.

How many hours of daylight are there in Tāfuna in December?

Tāfuna gets approximately 13 hours of daylight per day in December, with around 10 hours of sunshine.

Does it snow in Tāfuna in December?

Snow is uncommon in Tāfuna during December based on 10-year climate averages.

Last updated: