Average annual temperature is 26.3 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 20.1 °C
Number of sunny days: 25 days
Number of rainy days: 340 days
Look at detailed online map of Janjimenahan
* Weather data for Janjimenahan 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) | 31.6 | 32.1 | 33.2 | 33.8 | 34.5 | 35.7 | 36.6 | 35.5 | 35.5 | 36.2 | 32.8 | 31.8 |
| Average daytime temperature (°C) | 29.6 | 30.5 | 30.8 | 31.5 | 32.1 | 32.8 | 32.6 | 31.5 | 32.2 | 32.2 | 30.9 | 30.2 |
| Average temperature (°C) | 25.0 | 25.4 | 25.7 | 26.2 | 27.0 | 27.4 | 27.3 | 26.3 | 26.9 | 26.7 | 26.0 | 25.6 |
| Average night temperature (°C) | 21.9 | 21.8 | 22.3 | 22.8 | 23.5 | 23.5 | 23.4 | 23.1 | 23.2 | 23.0 | 23.2 | 22.9 |
| Absolute minimum temperature (°C) | 20.1 | 20.4 | 21.0 | 21.1 | 22.7 | 22.3 | 20.8 | 22.1 | 21.8 | 21.9 | 22.3 | 22.2 |
| 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) | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| 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) | 7.8 | 8.7 | 8.7 | 8.5 | 9.0 | 9.2 | 9.1 | 8.0 | 9.0 | 7.7 | 7.5 | 7.8 |
| Precipitation (mm) | 255 | 201 | 255 | 240 | 266 | 284 | 151 | 379 | 153 | 273 | 340 | 492 |
| Sunny days | 0 | 4 | 0 | 0 | 2 | 4 | 8 | 1 | 5 | 1 | 0 | 0 |
| Rainy days | 31 | 24 | 31 | 30 | 29 | 26 | 23 | 30 | 25 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Janjimenahan is at