Average annual temperature is 26.0 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 21.6 °C
Number of sunny days: 18 days
Number of rainy days: 347 days
Look at detailed online map of Riam
* Weather data for Riam 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 | 31.0 | 31.5 | 33.3 | 33.1 | 34.7 | 34.4 | 33.8 | 33.9 | 33.6 | 33.0 | 32.4 |
| Average daytime temperature (°C) | 28.5 | 28.9 | 28.4 | 31.1 | 31.7 | 31.9 | 31.6 | 31.1 | 30.7 | 29.8 | 29.8 | 29.9 |
| Average temperature (°C) | 24.9 | 25.1 | 24.8 | 26.2 | 26.9 | 26.9 | 26.8 | 26.4 | 26.2 | 25.8 | 25.8 | 25.8 |
| Average night temperature (°C) | 22.6 | 22.7 | 22.5 | 23.1 | 23.9 | 23.9 | 23.7 | 23.5 | 23.5 | 23.5 | 23.4 | 23.4 |
| Absolute minimum temperature (°C) | 21.6 | 21.8 | 21.7 | 22.0 | 23.0 | 22.6 | 22.8 | 22.7 | 22.5 | 22.8 | 22.5 | 22.6 |
| 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) | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| 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) | 6.2 | 6.4 | 5.0 | 8.8 | 9.6 | 9.1 | 9.5 | 7.7 | 7.2 | 5.5 | 7.0 | 7.0 |
| Precipitation (mm) | 383 | 369 | 516 | 193 | 135 | 100 | 162 | 216 | 358 | 371 | 416 | 388 |
| Sunny days | 0 | 0 | 0 | 3 | 3 | 1 | 8 | 2 | 1 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 27 | 28 | 29 | 23 | 29 | 29 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Riam during the most sunny months:
The largest precipitation sum in Riam is at