Average annual temperature is 25.9 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: 21.4 °C
Number of sunny days: 25 days
Number of rainy days: 340 days
Look at detailed online map of Sepan
* Weather data for Sepan 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) | 31.0 | 31.6 | 31.3 | 33.6 | 32.4 | 32.6 | 32.3 | 32.6 | 32.7 | 34.0 | 32.1 | 31.7 |
| Average daytime temperature (°C) | 29.0 | 29.5 | 29.6 | 30.9 | 31.0 | 30.4 | 30.4 | 30.4 | 30.8 | 30.9 | 30.5 | 30.4 |
| Average temperature (°C) | 25.0 | 25.2 | 25.2 | 26.2 | 26.6 | 26.3 | 26.2 | 26.1 | 26.3 | 26.2 | 26.1 | 26.0 |
| Average night temperature (°C) | 22.4 | 22.6 | 22.5 | 23.0 | 23.6 | 23.4 | 23.2 | 23.1 | 23.1 | 23.2 | 23.4 | 23.4 |
| Absolute minimum temperature (°C) | 21.4 | 21.7 | 21.8 | 22.4 | 22.4 | 22.5 | 22.2 | 22.2 | 22.3 | 22.5 | 22.6 | 22.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| 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 | 7.9 | 7.4 | 8.9 | 9.2 | 8.9 | 9.3 | 8.1 | 8.5 | 7.7 | 8.0 | 8.4 |
| Precipitation (mm) | 457 | 419 | 582 | 292 | 273 | 216 | 151 | 360 | 252 | 322 | 357 | 348 |
| Sunny days | 0 | 0 | 1 | 3 | 0 | 3 | 9 | 3 | 4 | 2 | 0 | 0 |
| Rainy days | 31 | 28 | 30 | 27 | 31 | 27 | 22 | 28 | 26 | 29 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sepan is at