Honiara Weather in October
What's the weather like in Honiara (Guadalcanal) in October 2025?
The climate in Honiara during October can be summarized as hot, humid and wet.
October is in the spring in Honiara and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 22°C (72°F) is normal.
| Daytime temperature | 30.4°C 86.7°F |
|---|---|
| Nightly temperature | 22.2°C 72°F |
| Average temperature | 26.3°C 79.3°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 148 mm 5.8 ins |
| Rainy days | 15 days |
| Sea temperature | 28.9°C 83.9°F |
| Humidity | 77% |
| Windspeed | 4.3kph 3 mph |
On average October is the 6th driest month of the year in Honiara with around 148mm 5.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
October temperatures in Honiara
October rainfall
October hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Honiara in October 2025.
Other monthly averages
Best places to visit in October
Honiara weather stats
| Hottest month: | January | 30.3°C 86.5°F |
|---|---|---|
| Driest month: | June | 100mm 3.9ins |
| Sunniest month: | August | 6.3hrs |
| Coldest month: | July | 29.1°C 84.4°F |
| Wettest month: | March | 331mm 13ins |
© Google