Average annual temperature is 27.3 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 21.8 °C
Number of sunny days: 97 days
Number of rainy days: 268 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) | 31.7 | 30.6 | 31.2 | 31.1 | 31.2 | 31.6 | 32.0 | 32.6 | 33.5 | 35.3 | 35.2 | 33.2 |
| Average daytime temperature (°C) | 29.8 | 28.5 | 29.9 | 29.8 | 30.3 | 30.3 | 30.4 | 31.2 | 32.2 | 33.8 | 33.3 | 31.8 |
| Average temperature (°C) | 26.9 | 26.0 | 27.0 | 27.0 | 27.1 | 26.9 | 26.6 | 26.7 | 27.1 | 28.6 | 29.1 | 28.4 |
| Average night temperature (°C) | 24.7 | 24.5 | 24.8 | 24.9 | 24.8 | 24.3 | 24.0 | 23.3 | 23.4 | 24.9 | 25.9 | 25.9 |
| Absolute minimum temperature (°C) | 23.8 | 23.7 | 23.4 | 23.8 | 22.5 | 23.0 | 22.7 | 22.4 | 21.8 | 24.1 | 24.3 | 25.1 |
| 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) | 12.5 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| 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) | 10.6 | 8.7 | 10.4 | 10.3 | 10.8 | 10.6 | 10.5 | 11.1 | 11.3 | 11.2 | 11.3 | 10.9 |
| Precipitation (mm) | 122 | 209 | 118 | 141 | 19 | 30 | 32 | 8 | 7 | 14 | 24 | 72 |
| Sunny days | 3 | 0 | 1 | 2 | 9 | 15 | 16 | 17 | 20 | 6 | 5 | 3 |
| Rainy days | 28 | 28 | 30 | 28 | 22 | 15 | 15 | 14 | 10 | 25 | 25 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tanah Merah is at