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Weather & Climate
Honiara, Guadalcanal, Solomon Islands
Overview
Climate data and monthly weather averages for Honiara.
Key Metrics
Annual Avg
26.3°C
Summer Avg
26.6°C
Winter Avg
25.8°C
Record High
31.9°C
Record Low
20.8°C
Annual Precipitation
2323.5 mm
Avg Humidity
83%
Summer Humidity
83%
Winter Humidity
84%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 31.9° | 26.7° | 23.8° | 262.9 | 83% | 167 | 57.9 |
| Feb | 31.4° | 26.4° | 22.8° | 302.4 | 84% | 152 | 53.9 |
| Mar | 30.9° | 26.4° | 22° | 277.1 | 84% | 164 | 60.4 |
| Apr | 30.9° | 26.4° | 23.6° | 219.6 | 84% | 152 | 56.3 |
| May | 30.7° | 26.4° | 22.1° | 213.9 | 84% | 142 | 47.6 |
| Jun | 30° | 26.1° | 22.1° | 143.4 | 85% | 126 | 43 |
| Jul | 29.6° | 25.7° | 22.2° | 135.2 | 85% | 127 | 101.4 |
| Aug | 30° | 25.7° | 20.8° | 113.8 | 83% | 146 | 43.2 |
| Sep | 30.8° | 26.1° | 21.6° | 107.4 | 82% | 159 | 71.5 |
| Oct | 31.4° | 26.3° | 22.5° | 160 | 81% | 177 | 43 |
| Nov | 31.7° | 26.6° | 22.9° | 166.5 | 81% | 175 | 42.4 |
| Dec | 31.6° | 26.8° | 23° | 221.3 | 81% | 178 | 63.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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