Honiara weather in January 2026

Expect daytime maximum temperatures of 31°C in Honiara, Solomon Islands in January and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 281 mm of rainfall in the month.

  • 31°C maximum daytime temperature in January in Honiara31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in January in Honiara19
    19 days with some rainfall
  • 22°C minimum night-time temperature in January in Honiara22
    22°C min night temperature
  • 13 hours of daylight per day in January in Honiara13
    13 hours of daylight per day
  • High heat & humidity in January in HoniaraH
    High heat & humidity
  • 281 mm monthly rainfall in January in Honiara281
    281 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Honiara11
    11+ (Extreme) UV index
  • 30°C sea temperature in January in Honiara30
    30°C sea temperature

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The January weather guide for Solomon Islands (Honiara) 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)

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How hot is it in Honiara in January?

Daytime temperatures usually reach 31°C in Honiara in January with high heat and humidity, falling to 22°C at night.

How sunny is it in Honiara in January?

There are normally 6 hours of bright sunshine each day in Honiara in January - that's 48% of daylight hours.

How warm is the sea around Honiara in January?

The average sea temperature around Honiara in January is 30°C.

Does it rain in Honiara in January?

There are usually 19 days with some rain in Honiara in January and the average monthly rainfall is 281mm.

What is the chance of a cyclone in Honiara in January?

On average less than 1 day in January in Honiara is likely to be affected by the passage of one or more tropical storms.

Honiara January sunrise & sunset times

Browse the sunrise and sunset times for Honiara in January 2026. Select a month to view Honiara sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:04 18:44
Friday, 16th January 2026 06:11 18:48
Saturday, 31st January 2026 06:18 18:49

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