January Weather in Si Rattana, Thailand

Last updated: August 27, 2025

In January, the average temperature in Si Rattana, Thailand is a pleasant 25°C (77°F). Expect a minimum of 11°C (52°F) and a maximum of 35°C (95°F) throughout the month. You'll likely experience 4 mm (0.1 in) of precipitation over just 1 day, with an average humidity of 56%. Enjoy the mild climate!

January Temperature in Si Rattana

In January in Si Rattana, the average temperature is 25°C (77°F). Maximums can reach 35°C (95°F), and minimums can drop as low as 11°C (52°F). Be prepared for warm days and cooler nights when traveling during this time.

January Weather in Si Rattana: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Si Rattana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Rattana, January typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (95°F) and lows dropping to around 11°C (52°F).

Data source: Temperature data for Si Rattana generated using information from the Copernicus Climate Change Service.

January Precipitation in Si Rattana

In Si Rattana in January, the precipitation amount is 4 mm (0.1 in) over the course of 1 day.

January Precipitation Trends in Si Rattana

The chart displays monthly precipitation patterns in Si Rattana, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Si Rattana, January typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Si Rattana

In Si Rattana in January humidity is 56%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making traveling somewhat sticky but still enjoyable, as long as you stay hydrated and take breaks in the shade.

January Average Humidity in Si Rattana

This chart illustrates the average monthly humidity levels in Si Rattana, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Si Rattana is approximately 56%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Si Rattana

In Si Rattana in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Si Rattana.

Maximum UV Index Levels in Si Rattana for January

The chart shows the monthly maximum UV Index (UVI) for Si Rattana in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Si Rattana typically reaches 10, which falls under the very high exposure category.

Data source: Si Rattana January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Si Rattana Compares to Other Months

Weather in Si Rattana varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Si Rattana, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Si Rattana, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	4 mm (0.1 inches)	56%	very high
February Weather	26°C (79°F)	8 mm (0.3 inches)	50%	extreme
March Weather	29°C (84°F)	46 mm (1.8 inches)	41%	extreme
April Weather	29°C (85°F)	63 mm (2.5 inches)	44%	extreme
May Weather	29°C (85°F)	153 mm (6.0 inches)	71%	extreme
June Weather	29°C (84°F)	140 mm (5.5 inches)	83%	extreme
July Weather	28°C (83°F)	190 mm (7.5 inches)	87%	extreme
August Weather	28°C (83°F)	190 mm (7.5 inches)	90%	extreme
September Weather	28°C (82°F)	261 mm (10.3 inches)	89%	extreme
October Weather	27°C (81°F)	165 mm (6.5 inches)	83%	extreme
November Weather	26°C (79°F)	55 mm (2.2 inches)	74%	extreme
December Weather	24°C (76°F)	14 mm (0.5 inches)	68%	very high