Honiara Weather in October
Honiara in October averages 28°C (82°F) during the day and 24°C (75°F) at night. October is part of the rainy season, so frequent rainfall is typical.
Rainfall in Honiara in October
As part of the rainy season, Honiara sees around 15 days of rain in October, with an average of 276 mm (11 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.
Temperature in Honiara in October
In October, expect high temperatures in Honiara, with highs of 28°C (82°F) and lows of 24°C (75°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Honiara in October
With approximately 228 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.
Average water temperature in October
With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June and August typically offer the best weather for Honiara.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Solomon Islands, check out our Honiara's climate page.
Honiara Temperature in October
Min Temperature
24°C (75°F)
Max Temperature
28°C (82°F)
Water Temperature
28°C (82°F)
Chance of Rain
51%
Precipitation
276 mm (11 in)
Rainy days
15 days
Humidity
75%
Sunshine
228 hours
Percentage Sunshine
Daily Historical Temperatures
46-year average (1976-2025)
Based on our historical records, temperatures in Honiara typically stay consistent throughout October, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in October
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Honiara in October
Browse day-by-day weather records for Honiara spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Honiara historical weather extremes in October
The extremes listed below come from historical weather data collected in Honiara from 2003 through 2025.
- The hottest October day on record in Honiara reached 38°C (100°F) (October 24, 2008).
- On October 7, 2011, Honiara saw its coldest October day with temperatures maxing out at 25°C (77°F).
- Honiara registered its coldest October night on October 2, 2016, with temperatures dropping to 19°C (66°F).
- The wettest day in October Honiara was on October 16, 2021 with 117 mm (4.6 in) of precipitation.
Best Places in Solomon Islands in October
Find out more about the weather in Solomon Islands and which places have the best travel conditions in this month. See all of Solomon Islands in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Honiara in October
Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Honiara in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Solomon Islands, check out our Honiara's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Honiara climate overview or explore weather in Solomon Islands.
