Honiara weather in December 2025

Expect daytime maximum temperatures of 88°F in Honiara, Solomon Islands in December and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 18 days with some rainfall and typically 9.2 inches of rainfall in the month.

  • 88°F maximum daytime temperature in December in Honiara88
    88°F max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in December in Honiara18
    18 days with some rainfall
  • 72°F minimum night-time temperature in December in Honiara72
    72°F min night temperature
  • 13 hours of daylight per day in December in Honiara13
    13 hours of daylight per day
  • High heat & humidity in December in HoniaraH
    High heat & humidity
  • 9.2 inches monthly rainfall in December in Honiara9.2
    9.2 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Honiara11
    11+ (Extreme) UV index
  • 84°F sea temperature in December in Honiara84
    84°F sea temperature

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The December 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)  |  Imperial (°F)

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How hot is it in Honiara in December?

Daytime temperatures usually reach 88°F in Honiara in December with high heat and humidity, falling to 72°F at night.

How sunny is it in Honiara in December?

There are normally 6 hours of bright sunshine each day in Honiara in December - that's 47% of daylight hours.

How warm is the sea around Honiara in December?

The average sea temperature around Honiara in December is 84°F.

Does it rain in Honiara in December?

There are usually 18 days with some rain in Honiara in December and the average monthly rainfall is 9.2 inches.

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

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

Honiara December sunrise & sunset times

Browse the sunrise and sunset times for Honiara in December 2025. Select a month to view Honiara sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:50 18:28
Tuesday, 16th December 2025 05:56 18:36
Wednesday, 31st December 2025 06:03 18:43

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