Average annual temperature is 27.6 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: 24.4 °C
Number of sunny days: 33 days
Number of rainy days: 332 days
Look at detailed online map of Siro
* Weather data for Siro Solomon Islands is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.3 | 29.8 | 30.5 | 30.1 | 30.3 | 30.1 | 29.1 | 29.3 | 29.8 | 30.1 | 30.0 | 29.9 |
| Average daytime temperature (°C) | 28.9 | 29.0 | 28.7 | 29.0 | 28.9 | 28.9 | 28.2 | 28.2 | 28.9 | 28.7 | 28.6 | 28.8 |
| Average temperature (°C) | 27.6 | 27.9 | 27.5 | 28.0 | 27.8 | 27.7 | 27.2 | 26.9 | 27.6 | 27.4 | 27.3 | 27.9 |
| Average night temperature (°C) | 26.3 | 26.7 | 26.1 | 26.8 | 26.4 | 26.6 | 26.4 | 25.9 | 26.5 | 26.1 | 26.2 | 26.9 |
| Absolute minimum temperature (°C) | 25.1 | 24.8 | 24.7 | 24.8 | 24.8 | 25.5 | 25.2 | 24.4 | 25.4 | 25.1 | 24.8 | 25.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.7 | 9.1 | 8.2 | 10.1 | 9.4 | 9.6 | 7.9 | 8.1 | 9.3 | 9.6 | 9.2 | 9.4 |
| Precipitation (mm) | 364 | 342 | 381 | 193 | 213 | 183 | 280 | 327 | 173 | 242 | 317 | 515 |
| Sunny days | 2 | 1 | 2 | 2 | 1 | 2 | 4 | 4 | 6 | 2 | 1 | 6 |
| Rainy days | 29 | 27 | 29 | 28 | 30 | 28 | 27 | 27 | 24 | 29 | 29 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siro is at