Honiara weather in December
December in Honiara: sweltering, soaked, with clean air — a good time to visit.
#9 of 12 months in Honiara · #308 of 604 destinations to visit in December · comfort 69/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Honiara climate normals — December
| Daytime high | 29°C / 85°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 434 mm / 17.1 in | ⛈ soaked |
| Rainy days | 28 days | |
| Humidity | 89% | 💦 very humid |
| Dew point | 25°C / 77°F | |
| Sunshine | 9 h/day | |
| Daylight | 12.7 h | |
| Wind | 12 km/h / 8 mph | |
| Air quality (US AQI) | 14 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Honiara in December — FAQ
- Is December a good time to visit Honiara?
- December in Honiara: sweltering, soaked, with clean air — a good time to visit. It ranks #9 of 12 months for Honiara on SeasonMap's comfort score (69/100).
- What is the weather like in Honiara in December?
- In December, Honiara averages a daily high of 29.2°C and a low of 25.2°C, with about 434.2 mm of rain over roughly 28.4 rainy days.
- What is the air quality in Honiara in December?
- Honiara has a mean US Air Quality Index of about 14 in December.