Average annual temperature is 24.8 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: 19.5 °C
Number of sunny days: 11 days
Number of rainy days: 354 days
Look at detailed online map of Tanah Merah
* Weather data for Tanah Merah 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) | 31.9 | 31.5 | 31.3 | 31.8 | 31.7 | 31.8 | 31.3 | 31.4 | 31.7 | 32.3 | 32.1 | 32.0 |
| Average daytime temperature (°C) | 30.2 | 29.5 | 29.9 | 30.2 | 30.1 | 29.5 | 29.4 | 29.5 | 29.4 | 30.4 | 30.6 | 30.4 |
| Average temperature (°C) | 24.8 | 24.6 | 24.6 | 24.9 | 25.0 | 24.5 | 24.6 | 24.5 | 24.6 | 25.3 | 25.1 | 25.3 |
| Average night temperature (°C) | 21.7 | 21.8 | 21.6 | 21.8 | 22.1 | 21.9 | 22.0 | 21.9 | 21.9 | 22.1 | 22.0 | 22.4 |
| Absolute minimum temperature (°C) | 20.7 | 20.9 | 20.6 | 20.8 | 19.5 | 20.8 | 20.9 | 21.2 | 20.7 | 20.5 | 20.9 | 21.7 |
| 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) | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| 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 | 7.0 | 8.5 | 8.7 | 8.8 | 7.3 | 7.5 | 7.7 | 7.7 | 8.9 | 8.8 | 8.2 |
| Precipitation (mm) | 242 | 220 | 337 | 289 | 274 | 389 | 297 | 248 | 312 | 259 | 265 | 278 |
| Sunny days | 2 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 2 | 3 | 0 | 0 |
| Rainy days | 29 | 28 | 31 | 29 | 30 | 30 | 30 | 30 | 28 | 28 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tanah Merah is at