Weather in Tonga in august
Country-wide climate normals across 14 cities in Tonga.
How Hot Is Tonga in august?
Tonga's August is consistently warm — typical 23°C, with no major regional outliers.
Sunshine in Tonga in august
Tonga sees limited sun in August: just 1.6h a day in Nuku‘alofa, with heavy cloud cover common across most regions. Daylight runs from 7:00 am to 6:25 pm, but persistent grey skies and overcast stretches mean direct sunlight is genuinely scarce. Many days pass without any prolonged sunny spells.
Does It Rain In Tonga In august?
Wet conditions dominate Tonga in August — Nuku‘alofa sees 117mm of rain across 11 days, with rain a near-daily feature in most regions. Some areas see considerably more, particularly mountain-facing or windward coasts. Plan around frequent showers and pack reliable rainwear.
Is Tonga Humid In august?
Tonga's August is humid — 74% on average in Nuku‘alofa, with similar muggy conditions in most regions. Afternoons feel sticky, especially after rain, and the moisture amplifies warm-day temperatures noticeably. Coastal cities see the highest readings.
Wind In Tonga In august
Breezy conditions cover Tonga's August: Nuku‘alofa sits at 30 kph on average, with the country as a whole feeling windy through the day. Afternoon winds pick up across most cities, and coastal regions often run significantly higher.
Cloud Cover In Tonga In august
Tonga's August is dominated by overcast skies: Nuku‘alofa averages 76% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.