Rayong
Thailand
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Rayong, Thailand

  • Average high temperature in January: 31.9°C

The warmest month (with the highest average high temperature) is April (34.3°C).
Months with the lowest average high temperature are January and September (31.9°C).

  • Average low temperature in January: 21.5°C

The month with the highest average low temperature is April (27.1°C).
The coldest month (with the lowest average low temperature) is December (21.3°C).

  • Average humidity in January: 74%

Months with the highest relative humidity are September and October (82%).
The month with the lowest relative humidity is December (70%).

  • Average rainfall in January: 20.7mm

The wettest month (with the highest rainfall) is September (255.2mm).
The driest month (with the lowest rainfall) is December (5.9mm).

  • Average rainfall days in January: 2 days

The month with the highest number of rainy days is September (17 days).
The month with the lowest number of rainy days is December (1 days).

  • Average sea temperature in January: 27.3°C

The best month for swimming (with the highest average sea temperature) is May (30.1°C).
The coldest month (with the lowest average sea temperature) is January (27.3°C).

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