Weather in Tonga in syyskuu
Country-wide climate normals across 14 cities in Tonga.
How Hot Is Tonga in syyskuu?
Uniform warmth covers Tonga in September: highs near 23°C across all cities.
Sunshine in Tonga in syyskuu
Persistent cloud and grey skies define Tonga's September: about 2.0h of sun a day in Nuku‘alofa. Daylight is in short supply too, running from 6:35 am to 6:35 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In Tonga In syyskuu?
Moderate rainfall defines Tonga's September: Nuku‘alofa averages 98mm across 12 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is Tonga Humid In syyskuu?
Heavy oppressive humidity covers Tonga in September: 76% on average in Nuku‘alofa, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In Tonga In syyskuu
Tonga sees consistent breezes in September — averaging 29 kph in Nuku‘alofa, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In Tonga In syyskuu
Cloudy skies dominate Tonga in September — 73% cover in Nuku‘alofa, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.