Average annual temperature is 27.7 °C
Absolute maximum temperature: 30.0 °C
Absolute minimum temperature: 24.4 °C
Number of sunny days: 4 days
Number of rainy days: 361 days
Look at detailed online map of Siis Municipality
* Weather data for Siis Municipality Micronesia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.5 | 29.5 | 29.2 | 29.8 | 30.0 | 29.8 | 29.5 | 30.0 | 29.9 | 29.9 | 30.0 | 30.0 |
| Average daytime temperature (°C) | 28.8 | 28.5 | 28.4 | 28.5 | 28.8 | 28.6 | 28.5 | 28.7 | 28.8 | 28.9 | 29.0 | 29.0 |
| Average temperature (°C) | 27.8 | 27.7 | 27.4 | 27.3 | 27.8 | 27.5 | 27.4 | 27.6 | 27.5 | 27.8 | 28.0 | 28.1 |
| Average night temperature (°C) | 26.4 | 26.7 | 26.2 | 25.9 | 26.5 | 26.3 | 26.2 | 26.3 | 26.1 | 26.4 | 26.8 | 26.9 |
| Absolute minimum temperature (°C) | 24.7 | 24.4 | 24.5 | 24.9 | 25.4 | 25.3 | 24.9 | 25.0 | 25.0 | 25.0 | 25.3 | 25.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.8 | 11.9 | 12.1 | 12.3 | 12.5 | 12.5 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.0 | 9.0 | 9.4 | 7.3 | 8.0 | 7.7 | 8.2 | 7.7 | 7.7 | 8.1 | 8.1 | 9.4 |
| Precipitation (mm) | 360 | 375 | 387 | 575 | 522 | 479 | 633 | 576 | 633 | 520 | 408 | 270 |
| Sunny days | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Rainy days | 30 | 28 | 29 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siis Municipality is at