Average annual temperature is 26.1 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: 22.0 °C
Number of sunny days: 7 days
Number of rainy days: 358 days
Look at detailed online map of Mariamei
* Weather data for Mariamei 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) | 33.8 | 33.8 | 34.0 | 33.5 | 32.8 | 32.5 | 32.3 | 32.9 | 33.0 | 34.0 | 33.9 | 34.0 |
| Average daytime temperature (°C) | 31.2 | 30.6 | 31.7 | 30.6 | 30.6 | 30.4 | 30.9 | 31.3 | 31.5 | 31.5 | 31.8 | 31.3 |
| Average temperature (°C) | 25.9 | 25.8 | 26.1 | 25.6 | 26.0 | 25.7 | 26.0 | 26.2 | 26.4 | 26.4 | 26.5 | 26.1 |
| Average night temperature (°C) | 23.2 | 23.4 | 23.1 | 23.2 | 23.5 | 23.0 | 23.2 | 23.1 | 23.3 | 23.4 | 23.5 | 23.6 |
| Absolute minimum temperature (°C) | 22.4 | 22.7 | 22.4 | 22.0 | 22.7 | 22.2 | 22.4 | 22.4 | 22.4 | 22.8 | 22.8 | 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.4 |
| 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) | 8.0 | 5.6 | 7.9 | 7.1 | 7.7 | 8.5 | 9.5 | 9.8 | 9.5 | 8.9 | 8.9 | 7.2 |
| Precipitation (mm) | 498 | 631 | 635 | 453 | 556 | 334 | 387 | 473 | 457 | 554 | 551 | 854 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 1 | 0 | 2 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 29 | 30 | 29 | 29 | 31 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mariamei is at