Average annual temperature is 26.5 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: 22.4 °C
Number of sunny days: 3 days
Number of rainy days: 362 days
Look at detailed online map of Rian
* Weather data for Rian Malaysia 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 | 31.1 | 32.0 | 32.2 | 32.0 | 31.5 | 31.7 | 31.7 | 31.3 | 32.8 | 33.5 | 33.0 |
| Average daytime temperature (°C) | 28.6 | 29.2 | 29.6 | 30.0 | 29.9 | 29.7 | 29.9 | 30.1 | 29.2 | 30.1 | 30.8 | 30.1 |
| Average temperature (°C) | 25.7 | 26.0 | 26.2 | 26.6 | 26.9 | 26.7 | 26.6 | 26.7 | 26.3 | 26.7 | 27.0 | 26.7 |
| Average night temperature (°C) | 23.6 | 23.8 | 24.0 | 24.2 | 24.5 | 24.1 | 24.1 | 23.9 | 24.0 | 24.1 | 24.3 | 24.3 |
| Absolute minimum temperature (°C) | 22.4 | 22.9 | 23.0 | 22.9 | 23.1 | 22.9 | 23.5 | 23.3 | 22.9 | 23.4 | 23.5 | 23.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.4 | 12.3 | 12.3 | 12.1 | 12.0 | 11.9 | 11.9 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.5 | 9.3 | 9.6 | 10.0 | 8.9 | 9.3 | 8.9 | 9.9 | 7.8 | 8.6 | 9.1 | 9.7 |
| Precipitation (mm) | 180 | 142 | 242 | 130 | 226 | 185 | 230 | 280 | 379 | 363 | 172 | 156 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 30 | 30 | 31 | 29 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rian is at