Solomon Islands weather in May 2025

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

  • 30°C maximum daytime temperature in May in Solomon Islands (Honiara)30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in May in Solomon Islands (Honiara)15
    15 days with some rainfall
  • 22°C minimum night-time temperature in May in Solomon Islands (Honiara)22
    22°C min night temperature
  • 12 hours of daylight per day in May in Solomon Islands (Honiara)12
    12 hours of daylight per day
  • High heat & humidity in May in Solomon Islands (Honiara)H
    High heat & humidity
  • 139 mm monthly rainfall in May in Solomon Islands (Honiara)139
    139 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Solomon Islands (Honiara)10
    10 (Very High) UV index
  • 29°C sea temperature in May in Solomon Islands (Honiara)29
    29°C sea temperature

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The May 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 May. 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 May?

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

How sunny is it in the Solomon Islands in May?

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

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

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

Does it rain in the Solomon Islands in May?

There are usually 15 days with some rain in Honiara, Solomon Islands in May and the average monthly rainfall is 139mm.

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

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

Solomon Islands May sunrise & sunset times

Browse the sunrise and sunset times for Solomon Islands in May 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
Thursday, 1st May 2025 06:24 18:10
Friday, 16th May 2025 06:26 18:07
Saturday, 31st May 2025 06:30 18:06

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