Climate in Honiara (Guadalcanal, Solomon Islands)

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Average min and max temperatures in Honiara, Solomon Islands   Copyright © 2023  weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Honiara, Solomon Islands   Copyright © 2023  weather-and-climate.com

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Average water temperature

The mean water temperature over the year. Show in Fahrenheit

Average water temperatures in Honiara, Solomon Islands   Copyright © 2023  weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Honiara, Solomon Islands   Copyright © 2023  weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Honiara, Solomon Islands   Copyright © 2023  weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Honiara, Solomon Islands   Copyright © 2023  weather-and-climate.com

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Weather Forecasts for Honiara (Guadalcanal)

SUN   Jan 29
29°C | 25°C
W 8 kmph
23.8 mm
Heavy rain

Heavy rain

MON   Jan 30
27°C | 25°C
WNW 11 kmph
43.6 mm
Heavy rain

Heavy rain

TUE   Jan 31
29°C | 23°C
NW 11 kmph
9.0 mm
Moderate rain

Moderate rain

The best time of year to visit Honiara in Solomon Islands

Honiara has warm temperatures year round ranging between 30°C (86°F) and 31°C (87°F).
Other facts from our historical climate data:

  • When is rainy season in Honiara?
    The wet season / rainy season takes place in the following months: January, February, March, April, October and December. This is the time of year where the majority of Honiara's annual precipitation occurs.
  • Which is the warmest month in Honiara?
    January has an average maximum temperature of 31°C (88°F) and is the warmest month of the year.
  • Which is the coldest month in Honiara?
    The coldest month is July with an average maximum temperature of 30°C (86°F).
  • Which is the wettest month in Honiara?
    March tops the wettest month list with 359mm (14.1in) of rainfall.
  • Which is the driest month in Honiara?
    August is the driest month with 91mm (3.6in) of precipitation.
  • Which is the sunniest month in Honiara?
    October is the sunniest month with an average of 228 hours of sunshine.

  • No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.