Average annual temperature is 18.6 °C
Absolute maximum temperature: 25.9 °C
Absolute minimum temperature: 10.7 °C
Number of sunny days: 3 days
Number of rainy days: 362 days
Look at detailed online map of Omai
* Weather data for Omai 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) | 25.3 | 25.6 | 25.2 | 25.6 | 25.9 | 25.0 | 25.1 | 24.0 | 24.6 | 24.6 | 25.8 | 25.9 |
| Average daytime temperature (°C) | 23.8 | 23.4 | 23.8 | 23.2 | 22.9 | 22.9 | 22.2 | 21.5 | 21.9 | 22.9 | 23.6 | 24.2 |
| Average temperature (°C) | 18.8 | 19.0 | 18.6 | 18.5 | 18.8 | 18.6 | 18.4 | 17.9 | 18.1 | 18.3 | 18.8 | 19.2 |
| Average night temperature (°C) | 15.4 | 16.1 | 15.0 | 15.2 | 16.2 | 15.7 | 15.9 | 15.8 | 15.9 | 14.9 | 14.9 | 15.6 |
| Absolute minimum temperature (°C) | 13.4 | 14.8 | 12.9 | 13.7 | 14.1 | 12.7 | 12.8 | 11.7 | 13.2 | 10.7 | 11.1 | 14.1 |
| 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) | 12.4 | 12.3 | 12.1 | 12.0 | 11.8 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 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) | 7.8 | 6.7 | 7.8 | 6.9 | 5.5 | 7.3 | 7.0 | 6.4 | 5.9 | 7.4 | 8.4 | 8.9 |
| Precipitation (mm) | 380 | 275 | 375 | 388 | 555 | 450 | 344 | 408 | 502 | 387 | 176 | 293 |
| Sunny days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 |
| Rainy days | 30 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 29 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Omai is at