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Kailua, Big Island weather in January 2025
Expect 20°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Kailua, Big Island in January. Check more long-term weather averages for Kailua, Big Island in January before you book your next holiday to Hawaii in 2025/2026.
- 2020°C max day temperature
- 1313 days with some rainfall
- 1212°C min night temperature
- 1111 hours of daylight per day
- LLow heat & humidity
- 5858 mm of monthly rainfall
- 88 (Very High) UV index
- 2525°C sea temperature
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The January weather guide for Hawaii (Kailua, Big Island) 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)
More about the USA
How hot is it in Kailua, Big Island in January?
Daytime temperatures usually reach 20°C in Kailua, Big Island in January, falling to 12°C at night.
How warm is the sea around Kailua, Big Island in January?
The average sea temperature around Kailua, Big Island in January is 25°C.
Does it rain in Kailua, Big Island in January?
There are usually 13 days with some rain in Kailua, Big Island in January and the average monthly rainfall is 58mm.
Kailua, Big Island January sunrise & sunset times
Browse the sunrise and sunset times for Kailua, Big Island in January 2025. Select a month to view Kailua, Big Island sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Wednesday, 1st January 2025 | 06:59 | 17:57 |
Thursday, 16th January 2025 | 07:01 | 18:07 |
Friday, 31st January 2025 | 06:59 | 18:16 |
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