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Niue weather in September 2025
Expect 26°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Niue in September. Check more long-term weather averages for Niue in September before you book your next holiday to Niue in 2025/2026.
- 2626°C max day temperature
- 55 days with some rainfall
- 2020°C min night temperature
- 1212 hours of daylight per day
- MModerate heat & humidity
- 138138 mm of monthly rainfall
- 1111 (Extreme) UV index
- 2525°C sea temperature
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Recommended for Niue
The September weather guide for Niue, represented by Alofi, (Alofi) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Niue in September?
Daytime temperatures usually reach 26°C in Alofi, Niue in September with moderate heat and humidity, falling to 20°C at night.
How warm is the sea around Niue in September?
The average sea temperature around Alofi, Niue in September is 25°C.
Does it rain in Niue in September?
There are usually 5 days with some rain in Alofi, Niue in September and the average monthly rainfall is 138mm.
Niue September sunrise & sunset times
Browse the sunrise and sunset times for Niue in September 2025. Select a month to view Niue sunrise and sunset times for the next 12 months. The Niue sunrise and sunset times shown below are for Alofi.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 06:27 | 18:12 |
Monday, 15th September 2025 | 06:15 | 18:15 |
Tuesday, 30th September 2025 | 06:02 | 18:17 |
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