Honiara Weather in April
What's the weather like in Honiara (Guadalcanal) in April 2026?
The climate in Honiara during April can be summarized as hot, humid and very wet.
April is in the fall / autumn in Honiara and is typically the 5th 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 86.6°F |
|---|---|
| Nightly temperature | 22.3°C 72.1°F |
| Average temperature | 26.3°C 79.3°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 215 mm 8.5 ins |
| Rainy days | 17 days |
| Sea temperature | 29.7°C 85.4°F |
| Humidity | 80% |
| Windspeed | 3.6kph 2 mph |
On average April is the 5th wettest month of the year in Honiara with around 215mm 8.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
April temperatures in Honiara
April rainfall
April 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 April 2025.
Other monthly averages
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