Solomon Islands weather in January 2025

Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Solomon Islands in January. Check more long-term weather averages for Solomon Islands in January before you book your next holiday to Solomon Islands in 2025/2026.

  • 31°C maximum daytime temperature in January in Solomon Islands (Honiara)31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in January in Solomon Islands (Honiara)19
    19 days with some rainfall
  • 22°C minimum night-time temperature in January in Solomon Islands (Honiara)22
    22°C min night temperature
  • 13 hours of daylight per day in January in Solomon Islands (Honiara)13
    13 hours of daylight per day
  • High heat & humidity in January in Solomon Islands (Honiara)H
    High heat & humidity
  • 281 mm monthly rainfall in January in Solomon Islands (Honiara)281
    281 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Solomon Islands (Honiara)11
    11+ (Extreme) UV index
  • 30°C sea temperature in January in Solomon Islands (Honiara)30
    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.

Top Solomon Islands destinations

Below are average maximum temperatures at popular countries, regions and places in the Solomon Islands in January. Select a holiday destination to see more weather parameters.

All Solomon Islands destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in the Solomon Islands in January?

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

How sunny is it in the Solomon Islands in January?

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

How warm is the sea around the Solomon Islands in January?

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

Does it rain in the Solomon Islands in January?

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

What is the chance of a cyclone in the Solomon Islands in January?

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

Solomon Islands January sunrise & sunset times

Browse the sunrise and sunset times for Solomon Islands in January 2025. Select a month to view Solomon Islands sunrise and sunset times for the next 12 months. The Solomon Islands sunrise and sunset times shown below are for Honiara.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 06:04 18:44
Thursday, 16th January 2025 06:12 18:48
Friday, 31st January 2025 06:18 18:49

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