Average annual temperature is 25.8 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 92 days
Number of rainy days: 273 days
Look at detailed online map of Merca
* Weather data for Merca 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) | 30.2 | 29.8 | 31.5 | 31.6 | 31.6 | 32.1 | 31.8 | 32.6 | 34.2 | 35.3 | 35.3 | 33.8 |
| Average daytime temperature (°C) | 28.7 | 28.3 | 30.0 | 29.4 | 30.2 | 30.7 | 29.2 | 31.3 | 32.1 | 34.0 | 32.6 | 31.4 |
| Average temperature (°C) | 25.3 | 25.2 | 25.6 | 25.5 | 25.6 | 25.6 | 24.8 | 25.2 | 25.8 | 27.5 | 27.2 | 26.5 |
| Average night temperature (°C) | 22.6 | 23.1 | 22.3 | 22.6 | 22.3 | 21.9 | 21.6 | 20.7 | 21.3 | 22.9 | 23.5 | 23.1 |
| Absolute minimum temperature (°C) | 21.0 | 22.1 | 21.0 | 21.3 | 18.3 | 19.5 | 19.7 | 17.3 | 18.9 | 21.8 | 22.4 | 21.3 |
| 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) | 12.6 | 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) | 8.9 | 7.7 | 9.8 | 8.8 | 10.7 | 10.6 | 10.6 | 10.9 | 11.2 | 11.6 | 11.3 | 10.7 |
| Precipitation (mm) | 253 | 332 | 159 | 248 | 48 | 29 | 36 | 4 | 16 | 39 | 150 | 163 |
| Sunny days | 1 | 0 | 0 | 1 | 13 | 15 | 15 | 20 | 16 | 6 | 0 | 5 |
| Rainy days | 30 | 28 | 31 | 29 | 18 | 15 | 16 | 11 | 14 | 25 | 30 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Merca is at