Average annual temperature is 26.9 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: 22.5 °C
Number of sunny days: 27 days
Number of rainy days: 338 days
Look at detailed online map of Watam
* Weather data for Watam Papua New Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.6 | 32.2 | 32.6 | 32.2 | 32.3 | 31.7 | 32.0 | 32.7 | 33.8 | 32.9 | 32.8 | 33.0 |
| Average daytime temperature (°C) | 30.1 | 29.6 | 30.8 | 29.6 | 30.1 | 29.7 | 30.2 | 30.8 | 31.3 | 30.7 | 31.1 | 31.1 |
| Average temperature (°C) | 26.6 | 26.3 | 26.8 | 26.4 | 26.7 | 26.5 | 26.9 | 27.2 | 27.6 | 27.0 | 27.2 | 27.0 |
| Average night temperature (°C) | 23.9 | 23.9 | 23.8 | 24.0 | 24.3 | 24.1 | 24.4 | 24.5 | 24.8 | 24.1 | 24.3 | 24.3 |
| Absolute minimum temperature (°C) | 23.0 | 23.2 | 22.7 | 23.1 | 23.6 | 22.5 | 23.2 | 22.8 | 22.9 | 23.2 | 23.2 | 23.5 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 11.9 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.9 | 6.5 | 8.9 | 7.5 | 7.8 | 8.2 | 9.2 | 9.9 | 10.1 | 9.1 | 10.2 | 8.6 |
| Precipitation (mm) | 308 | 528 | 281 | 313 | 383 | 274 | 142 | 75 | 84 | 238 | 211 | 424 |
| Sunny days | 1 | 0 | 1 | 1 | 1 | 0 | 3 | 7 | 10 | 1 | 1 | 1 |
| Rainy days | 30 | 28 | 30 | 29 | 30 | 30 | 28 | 24 | 20 | 30 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Watam is at