Average annual temperature is 25.4 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 24 days
Number of rainy days: 341 days
Look at detailed online map of Janja
* Weather data for Janja Indonesia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.1 | 30.3 | 31.0 | 32.5 | 32.3 | 32.5 | 33.4 | 33.8 | 33.9 | 34.7 | 33.6 | 32.1 |
| Average daytime temperature (°C) | 29.0 | 28.7 | 28.9 | 30.1 | 30.5 | 30.3 | 30.6 | 32.3 | 32.2 | 33.3 | 31.4 | 30.4 |
| Average temperature (°C) | 24.5 | 24.6 | 24.6 | 25.3 | 25.7 | 25.5 | 25.5 | 25.9 | 25.8 | 26.4 | 25.9 | 25.5 |
| Average night temperature (°C) | 21.3 | 21.5 | 21.5 | 21.9 | 22.3 | 22.1 | 21.3 | 20.9 | 20.7 | 20.9 | 21.9 | 21.9 |
| Absolute minimum temperature (°C) | 19.8 | 19.3 | 20.3 | 20.7 | 21.4 | 20.4 | 19.2 | 19.7 | 18.8 | 18.3 | 20.7 | 19.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.4 | 7.5 | 8.4 | 9.3 | 9.6 | 9.1 | 9.6 | 10.8 | 10.6 | 11.0 | 9.3 | 9.4 |
| Precipitation (mm) | 276 | 247 | 224 | 190 | 206 | 193 | 221 | 156 | 215 | 90 | 175 | 202 |
| Sunny days | 2 | 2 | 1 | 4 | 1 | 2 | 2 | 0 | 2 | 4 | 2 | 2 |
| Rainy days | 29 | 26 | 30 | 26 | 30 | 28 | 29 | 31 | 28 | 27 | 28 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Janja is at