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Kailua, Oahu weather in January 2021
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- 2626°C max day temperature
- 1010 days with some rainfall
- 1818°C min night temperature
- 1111 hours of daylight per day
- LLow heat & humidity
- 8989 mm of monthly rainfall
- 77 (High) UV index
- 2424°C sea temperature
The January weather guide for Kailua, Oahu, Hawaii 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.
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How hot is it in Kailua, Oahu in January?
Daytime temperatures usually reach 26°C in Kailua, Oahu in January with low heat and humidity, falling to 18°C at night.
How sunny is it in Kailua, Oahu in January?
There are normally 7 hours of bright sunshine each day in Kailua, Oahu in January - that's 63% of daylight hours.
How warm is the sea around Kailua, Oahu in January?
The average sea temperature around Kailua, Oahu in January is 24°C.
Does it rain in Kailua, Oahu in January?
There are usually 10 days with some rain in Kailua, Oahu in January and the average monthly rainfall is 89mm.
Kailua, Oahu sunrise & sunset times for January 2021
Browse the sunrise & sunset times for Kailua, Oahu in January 2021. Select a month to view Kailua, Oahu sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st January 2021||07:09||18:01|
|Saturday, 16th January 2021||07:11||18:11|
|Sunday, 31st January 2021||07:08||18:21|
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Metric (°C / mm) | Imperial (°F / inches)
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Where is hot in Hawaii in January for 2021/2022?
Below are average maximum temperatures at popular destinations in Hawaii in January. Select a destination to see more weather parameters.
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