Average annual temperature is 26.4 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 20.5 °C
Number of sunny days: 18 days
Number of rainy days: 347 days
Look at detailed online map of Rantau Prapat
* Weather data for Rantau Prapat 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) | 30.8 | 31.3 | 32.2 | 32.4 | 34.5 | 35.0 | 35.3 | 34.9 | 34.3 | 33.5 | 31.7 | 32.1 |
| Average daytime temperature (°C) | 28.9 | 30.0 | 30.2 | 30.8 | 32.0 | 32.2 | 32.2 | 31.4 | 31.6 | 30.7 | 30.2 | 29.5 |
| Average temperature (°C) | 25.3 | 25.6 | 25.9 | 26.6 | 27.2 | 27.4 | 27.4 | 26.5 | 27.0 | 26.4 | 26.0 | 25.7 |
| Average night temperature (°C) | 22.5 | 22.6 | 22.9 | 23.7 | 23.9 | 24.1 | 23.8 | 23.5 | 23.8 | 23.5 | 23.5 | 23.4 |
| Absolute minimum temperature (°C) | 20.5 | 22.0 | 22.1 | 22.6 | 22.8 | 23.2 | 22.5 | 22.6 | 22.9 | 22.5 | 22.6 | 22.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 |
| Daylight mean duration (h) | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| Daylight minimum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 7.7 | 9.0 | 8.9 | 8.1 | 9.5 | 8.9 | 9.2 | 8.0 | 8.4 | 6.8 | 7.5 | 7.0 |
| Precipitation (mm) | 241 | 217 | 196 | 224 | 282 | 273 | 146 | 380 | 198 | 398 | 476 | 498 |
| Sunny days | 0 | 0 | 0 | 0 | 1 | 4 | 6 | 1 | 5 | 0 | 0 | 1 |
| Rainy days | 31 | 28 | 31 | 30 | 30 | 26 | 25 | 30 | 25 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rantau Prapat is at