Average annual temperature is 25.2 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 18.6 °C
Number of sunny days: 52 days
Number of rainy days: 313 days
Look at detailed online map of Gantisap
* Weather data for Gantisap 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) | 35.6 | 34.1 | 33.6 | 32.8 | 32.7 | 31.6 | 32.9 | 32.1 | 33.8 | 33.1 | 35.3 | 35.8 |
| Average daytime temperature (°C) | 31.8 | 31.0 | 31.5 | 30.8 | 29.6 | 28.9 | 29.4 | 30.0 | 30.2 | 31.2 | 32.2 | 32.6 |
| Average temperature (°C) | 26.0 | 25.5 | 25.6 | 25.1 | 24.8 | 24.3 | 24.3 | 24.3 | 24.6 | 25.2 | 25.9 | 26.3 |
| Average night temperature (°C) | 22.3 | 22.2 | 21.9 | 21.6 | 21.9 | 21.4 | 21.2 | 21.1 | 21.0 | 21.7 | 21.9 | 22.4 |
| Absolute minimum temperature (°C) | 21.0 | 20.0 | 19.9 | 20.1 | 20.5 | 18.6 | 19.5 | 19.4 | 19.1 | 20.2 | 20.1 | 19.9 |
| 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) | 8.9 | 8.0 | 9.0 | 9.1 | 7.6 | 8.6 | 8.2 | 9.2 | 8.9 | 9.7 | 10.2 | 9.5 |
| Precipitation (mm) | 158 | 191 | 195 | 174 | 218 | 107 | 108 | 46 | 90 | 201 | 111 | 183 |
| Sunny days | 5 | 3 | 2 | 0 | 1 | 4 | 6 | 11 | 6 | 6 | 3 | 5 |
| Rainy days | 26 | 25 | 29 | 30 | 30 | 26 | 25 | 20 | 24 | 25 | 27 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gantisap is at