January Weather in San Sai, Thailand

Last updated: August 27, 2025

In January, the average temperature in San Sai, Thailand is a pleasant 22°C (72°F). Expect a minimum of 10°C (51°F) and a maximum of 34°C (93°F), perfect for a variety of outdoor activities. There's a lightweight precipitation of 10 mm (0.4 in) spread over 2 days, allowing for bright, sunny skies. With an average humidity of 51%, it's an ideal time to enjoy the local scenery.

January Temperature in San Sai

In January in San Sai, the average temperature is 22°C (72°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop to as low as 10°C (51°F). This makes it an ideal time to explore the area, with pleasant weather perfect for outdoor activities and sightseeing.

January Weather in San Sai: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Sai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Sai, January typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (51°F).

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

January Precipitation in San Sai

In San Sai in January, the precipitation amount is 10 mm (0.4 in) over a period of 2 days.

January Precipitation Trends in San Sai

The chart displays monthly precipitation patterns in San Sai, 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 San Sai, January typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 2 days.

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

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Millimeters (mm) Inches (in)

January Humidity in San Sai

In San Sai in January, humidity is 51%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making it comfortable for exploring the sights while still refreshing enough for outdoor activities.

January Average Humidity in San Sai

This chart illustrates the average monthly humidity levels in San Sai, 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 San Sai is approximately 51%, 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 San Sai

In San Sai in January, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Sai.

Maximum UV Index Levels in San Sai for January

The chart shows the monthly maximum UV Index (UVI) for San Sai 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 San Sai typically reaches 9, which falls under the very high exposure category.

Data source: San Sai 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 San Sai Compares to Other Months

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

This table compares monthly weather conditions in San Sai, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	10 mm (0.4 inches)	51%	very high
February Weather	24°C (75°F)	2 mm (0.1 inches)	46%	very high
March Weather	28°C (82°F)	1 mm (0.1 inches)	38%	extreme
April Weather	29°C (85°F)	42 mm (1.7 inches)	36%	extreme
May Weather	30°C (86°F)	82 mm (3.2 inches)	63%	extreme
June Weather	29°C (84°F)	145 mm (5.7 inches)	81%	extreme
July Weather	28°C (83°F)	218 mm (8.6 inches)	83%	extreme
August Weather	27°C (81°F)	268 mm (10.5 inches)	91%	extreme
September Weather	27°C (81°F)	198 mm (7.8 inches)	83%	extreme
October Weather	26°C (80°F)	156 mm (6.1 inches)	67%	extreme
November Weather	25°C (77°F)	24 mm (0.9 inches)	60%	very high
December Weather	21°C (71°F)	13 mm (0.5 inches)	56%	very high