Average annual temperature is 24.2 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 13 days
Number of rainy days: 352 days
Look at detailed online map of Merioi
* Weather data for Merioi 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) | 31.3 | 31.5 | 31.4 | 30.4 | 30.9 | 30.1 | 31.7 | 31.9 | 32.7 | 32.3 | 31.5 | 31.1 |
| Average daytime temperature (°C) | 28.8 | 28.4 | 29.4 | 28.4 | 28.5 | 28.4 | 29.1 | 29.9 | 30.4 | 29.4 | 29.6 | 29.3 |
| Average temperature (°C) | 24.0 | 23.8 | 24.0 | 23.9 | 24.1 | 24.0 | 24.1 | 24.2 | 24.7 | 24.2 | 24.5 | 24.4 |
| Average night temperature (°C) | 21.3 | 21.4 | 21.4 | 21.4 | 21.7 | 21.5 | 21.1 | 21.0 | 21.2 | 21.3 | 21.5 | 21.8 |
| Absolute minimum temperature (°C) | 20.4 | 20.2 | 20.2 | 20.1 | 20.0 | 20.4 | 19.7 | 19.7 | 19.8 | 20.2 | 19.9 | 20.8 |
| 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 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 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) | 7.7 | 6.1 | 7.8 | 7.9 | 7.4 | 8.4 | 9.1 | 10.1 | 10.2 | 9.6 | 9.7 | 8.6 |
| Precipitation (mm) | 433 | 549 | 720 | 331 | 349 | 190 | 166 | 155 | 121 | 286 | 237 | 636 |
| Sunny days | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 3 | 3 | 0 | 1 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 29 | 29 | 28 | 28 | 27 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Merioi is at