Solomon Islands weather in October 2025

Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Solomon Islands in October. Check more long-term weather averages for Solomon Islands in October before you book your next holiday to Solomon Islands in 2025/2026.

  • 30°C maximum daytime temperature in October in Solomon Islands (Honiara)30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in October in Solomon Islands (Honiara)15
    15 days with some rainfall
  • 22°C minimum night-time temperature in October in Solomon Islands (Honiara)22
    22°C min night temperature
  • 12 hours of daylight per day in October in Solomon Islands (Honiara)12
    12 hours of daylight per day
  • High heat & humidity in October in Solomon Islands (Honiara)H
    High heat & humidity
  • 148 mm monthly rainfall in October in Solomon Islands (Honiara)148
    148 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Solomon Islands (Honiara)11
    11+ (Extreme) UV index
  • 29°C sea temperature in October in Solomon Islands (Honiara)29
    29°C sea temperature

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The October 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 October. 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 October?

Daytime temperatures usually reach 30°C in Honiara, Solomon Islands in October with high heat and humidity, falling to 22°C at night.

How sunny is it in the Solomon Islands in October?

There are normally 6 hours of bright sunshine each day in Honiara, Solomon Islands in October - that's 50% of daylight hours.

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

The average sea temperature around Honiara, Solomon Islands in October is 29°C.

Does it rain in the Solomon Islands in October?

There are usually 15 days with some rain in Honiara, Solomon Islands in October and the average monthly rainfall is 148mm.

Solomon Islands October sunrise & sunset times

Browse the sunrise and sunset times for Solomon Islands in October 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 October 2025 06:05 18:15
Thursday, 16th October 2025 05:57 18:15
Friday, 31st October 2025 05:51 18:17

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