Explore Tonga
Tonga is the first country of the international date limit. Being the first to start the new day on a peace of paradise is something you might want to add to your bucket list.
Thinking of visiting Utungake in September? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 24°C (75°F) at night, and note that quite a bit of rainfall is likely.
For Utungake itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Utungake - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Utungake typically stay consistent throughout September, with daily highs averaging around 26°C (79°F). Nights are warm, with lows around 22°C (72°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Utungake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Utungake between 2003 and 2026, these are the recorded extremes during September.
Find out more about the weather in Tonga and which places have the best travel conditions in this month. See all of Tonga in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 24°C (75°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Humidity Water Temp
See the full Utungake climate overview or explore weather in Tonga.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Explore Tonga
Tonga is the first country of the international date limit. Being the first to start the new day on a peace of paradise is something you might want to add to your bucket list.
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