Average annual temperature is 25.7 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 6 days
Number of rainy days: 359 days
Look at detailed online map of Lalau
* Weather data for Lalau 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) | 35.8 | 34.3 | 33.9 | 33.4 | 32.5 | 32.9 | 32.5 | 31.4 | 33.2 | 32.8 | 34.1 | 34.0 |
| Average daytime temperature (°C) | 32.0 | 31.6 | 31.7 | 31.2 | 29.3 | 29.0 | 29.1 | 28.5 | 28.3 | 30.0 | 31.5 | 32.6 |
| Average temperature (°C) | 26.7 | 26.5 | 26.3 | 25.9 | 25.4 | 25.3 | 25.1 | 24.5 | 24.6 | 25.2 | 26.3 | 27.0 |
| Average night temperature (°C) | 23.7 | 23.7 | 23.4 | 23.3 | 23.4 | 23.4 | 23.1 | 22.3 | 22.7 | 22.9 | 23.6 | 24.1 |
| Absolute minimum temperature (°C) | 22.9 | 23.0 | 22.4 | 22.7 | 22.4 | 22.7 | 22.0 | 20.3 | 20.7 | 21.0 | 21.9 | 22.8 |
| 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) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| 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) | 8.9 | 7.8 | 8.6 | 8.2 | 6.1 | 6.6 | 6.9 | 7.4 | 5.6 | 7.1 | 9.1 | 9.4 |
| Precipitation (mm) | 476 | 427 | 412 | 426 | 554 | 349 | 267 | 267 | 392 | 496 | 283 | 399 |
| Sunny days | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Rainy days | 28 | 27 | 31 | 30 | 30 | 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 Lalau is at