Tonga Weather in September
Tonga in September
The short of it: Tonga in September averages a high of 27 °C (81 °F) and a low of 20 °C (67 °F), with 367 mm (14.4 in) of rain and about 12 h 8 min of daylight. Rated 3 of 5 for a visit; the best months are December and January. Source: TerraClimate climate normals, 1991–2020.
Average high 27° · low 20° · rain 367 mm · daylight 12 h 8 min
✦✦✦ Fair for a visit · best months: December & January
Thirty years of records give Tonga an average September high of 27°, a low of 20° and some 367 mm of rain. Much like August: highs about 27°, nights near 20°. Easy travelling weather. It is the wettest month of the year here, about 367 mm.
The sun is up for about 12 h 8 min in mid-September.
For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are December and January.
Against its neighbours, Tonga runs warmer than most and wetter than most in September. Ndikiniméki, 27 km to the SSE, sees much the same highs.
September in Tonga, by the numbers
- Warmth rank
- 10th warmest of 12
- Rain rank
- 1st wettest of 12
- Versus August
- 1° warmer, 42 mm more rain
- Versus October
- 1° colder
- Day–night spread
- 8°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 8 min
- Average wind
- 5 km/h