Average annual temperature is 26.6 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 21.6 °C
Number of sunny days: 35 days
Number of rainy days: 330 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) | 30.9 | 31.4 | 31.5 | 31.9 | 32.1 | 32.2 | 32.1 | 34.2 | 35.9 | 37.6 | 36.3 | 34.6 |
| Average daytime temperature (°C) | 29.3 | 29.5 | 29.5 | 30.5 | 30.8 | 30.3 | 30.2 | 32.3 | 33.7 | 35.4 | 33.3 | 32.0 |
| Average temperature (°C) | 25.4 | 25.5 | 25.3 | 26.1 | 26.7 | 26.3 | 26.1 | 27.0 | 27.6 | 28.7 | 27.6 | 27.2 |
| Average night temperature (°C) | 22.7 | 22.8 | 22.6 | 23.0 | 23.8 | 23.4 | 23.3 | 23.2 | 23.1 | 24.1 | 24.2 | 24.0 |
| Absolute minimum temperature (°C) | 21.7 | 21.9 | 21.7 | 21.6 | 22.9 | 22.1 | 22.1 | 22.5 | 21.9 | 23.4 | 23.0 | 22.8 |
| 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) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 | 11.9 | 11.9 | 12.1 | 12.2 | 12.3 | 12.4 |
| 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) | 7.6 | 7.2 | 8.5 | 9.1 | 9.3 | 9.2 | 9.6 | 10.8 | 11.0 | 11.2 | 9.5 | 9.3 |
| Precipitation (mm) | 338 | 340 | 339 | 237 | 178 | 138 | 151 | 41 | 16 | 30 | 156 | 137 |
| Sunny days | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 6 | 17 | 5 | 1 | 2 |
| Rainy days | 31 | 27 | 31 | 29 | 30 | 29 | 31 | 25 | 13 | 26 | 29 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kotabaru is at