Average annual temperature is 27.6 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 80 days
Number of rainy days: 285 days
Look at detailed online map of Amphoe Mueang Rayong
* Weather data for Amphoe Mueang Rayong Thailand is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 33.8 | 34.1 | 35.0 | 34.9 | 35.5 | 33.3 | 31.9 | 33.6 | 31.8 | 32.3 | 33.1 | 34.4 |
| Average daytime temperature (°C) | 30.7 | 31.5 | 31.8 | 32.8 | 32.5 | 30.4 | 30.1 | 30.4 | 29.9 | 30.3 | 31.2 | 32.4 |
| Average temperature (°C) | 25.6 | 26.8 | 27.8 | 29.6 | 29.6 | 28.3 | 27.7 | 28.2 | 27.1 | 26.8 | 26.8 | 27.3 |
| Average night temperature (°C) | 21.5 | 22.9 | 24.7 | 27.3 | 27.0 | 26.0 | 25.9 | 26.5 | 25.1 | 24.5 | 23.8 | 23.3 |
| Absolute minimum temperature (°C) | 18.3 | 20.8 | 21.1 | 24.4 | 24.6 | 24.1 | 23.7 | 24.2 | 23.5 | 23.5 | 20.9 | 19.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.7 | 10.4 | 11.0 | 10.6 | 9.8 | 8.5 | 7.2 | 8.6 | 7.0 | 7.6 | 9.6 | 10.0 |
| Precipitation (mm) | 23 | 54 | 29 | 68 | 117 | 292 | 287 | 137 | 413 | 319 | 89 | 31 |
| Sunny days | 23 | 12 | 14 | 5 | 1 | 0 | 3 | 0 | 0 | 0 | 10 | 12 |
| Rainy days | 8 | 16 | 17 | 25 | 30 | 30 | 28 | 31 | 30 | 31 | 20 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Amphoe Mueang Rayong is at