January Weather in Phayao, Thailand

Last updated: August 27, 2025

In January, the average temperature in Phayao, Thailand is a pleasant 22°C (72°F). Expect a minimum of 8°C (47°F) and soaring highs of 34°C (94°F). With an average humidity of 51% and a total precipitation of 23 mm (0.9 in) spread over 4 days, it’s a month that balances warmth with refreshing rains.

January Temperature in Phayao

In January in Phayao, the average temperature is 22°C (72°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 8°C (47°F). This makes Phayao an ideal destination for travelers seeking a comfortable climate with a mix of warm and cooler days.

January Weather in Phayao: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Phayao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phayao, January typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (94°F) and lows dropping to around 8°C (47°F).

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

January Precipitation in Phayao

In Phayao in January, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.

January Precipitation Trends in Phayao

The chart displays monthly precipitation patterns in Phayao, 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 Phayao, January typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 4 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 Phayao

In Phayao 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 Phayao

This chart illustrates the average monthly humidity levels in Phayao, 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 Phayao 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 Phayao

In Phayao 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 Phayao.

Maximum UV Index Levels in Phayao for January

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

Data source: Phayao 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 Phayao Compares to Other Months

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

This table compares monthly weather conditions in Phayao, 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)	23 mm (0.9 inches)	51%	very high
February Weather	24°C (75°F)	9 mm (0.4 inches)	46%	very high
March Weather	28°C (82°F)	4 mm (0.2 inches)	38%	extreme
April Weather	29°C (84°F)	109 mm (4.3 inches)	36%	extreme
May Weather	29°C (85°F)	124 mm (4.9 inches)	63%	extreme
June Weather	29°C (84°F)	161 mm (6.3 inches)	81%	extreme
July Weather	28°C (83°F)	228 mm (9.0 inches)	83%	extreme
August Weather	28°C (82°F)	263 mm (10.4 inches)	91%	extreme
September Weather	28°C (82°F)	177 mm (7.0 inches)	83%	extreme
October Weather	27°C (80°F)	132 mm (5.2 inches)	67%	extreme
November Weather	25°C (77°F)	21 mm (0.8 inches)	60%	very high
December Weather	22°C (72°F)	18 mm (0.7 inches)	56%	very high