Average annual temperature is 25.3 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 15 days
Number of rainy days: 350 days
Look at detailed online map of Kotabaru
* Weather data for Kotabaru 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) | 30.4 | 31.4 | 31.5 | 31.0 | 31.5 | 30.8 | 30.5 | 30.0 | 30.1 | 31.5 | 30.5 | 30.5 |
| Average daytime temperature (°C) | 28.6 | 29.9 | 29.6 | 29.8 | 30.2 | 29.5 | 28.9 | 28.8 | 28.8 | 29.2 | 28.9 | 29.5 |
| Average temperature (°C) | 24.8 | 25.6 | 25.2 | 25.6 | 26.1 | 25.5 | 25.1 | 25.0 | 24.8 | 25.2 | 25.2 | 25.6 |
| Average night temperature (°C) | 21.9 | 22.5 | 22.1 | 22.4 | 22.9 | 22.5 | 22.3 | 21.9 | 21.9 | 22.6 | 22.8 | 22.8 |
| Absolute minimum temperature (°C) | 20.7 | 21.3 | 20.8 | 21.0 | 21.9 | 21.4 | 21.0 | 20.4 | 18.3 | 20.9 | 21.4 | 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.0 | 8.6 | 8.2 | 8.4 | 9.1 | 8.4 | 8.8 | 9.5 | 9.7 | 9.4 | 7.8 | 8.2 |
| Precipitation (mm) | 357 | 279 | 448 | 285 | 201 | 271 | 303 | 324 | 87 | 247 | 358 | 349 |
| Sunny days | 0 | 6 | 0 | 0 | 1 | 0 | 1 | 1 | 4 | 1 | 0 | 1 |
| Rainy days | 31 | 22 | 31 | 30 | 30 | 30 | 30 | 30 | 26 | 30 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kotabaru is at