July Weather in Si Chiang Mai, Thailand

Last updated: August 27, 2025

In July, the average temperature in Si Chiang Mai, Thailand hovers around 29°C (84°F), creating a warm and inviting atmosphere. However, temperatures can range from a minimum of 25°C (76°F) to a maximum of 37°C (99°F), offering a taste of variety in the heat. Expect some rainfall, with an average precipitation amount of 331 mm (13.0 in) spread over 26 days. Humidity is notably high, typically around 83%, contributing to the overall tropical feel of the region.

July Temperature in Si Chiang Mai

In July in Si Chiang Mai, the average temperature is 29°C (84°F). Maximums can reach 37°C (99°F) and minimums can be as low as 25°C (76°F). This warm climate makes it an ideal destination for sun-seekers and outdoor enthusiasts.

July Weather in Si Chiang Mai: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Si Chiang Mai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Chiang Mai, July typically has an average temperature of 29°C (84°F), with highs reaching up to 37°C (99°F) and lows dropping to around 25°C (76°F).

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

July Precipitation in Si Chiang Mai

In Si Chiang Mai in July, the precipitation amount is 331 mm (13.0 in) spread over 26 days.

July Precipitation Trends in Si Chiang Mai

The chart displays monthly precipitation patterns in Si Chiang Mai, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Si Chiang Mai, July typically receives around 331 mm (13.0 inches) of precipitation spread over approximately 26 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Si Chiang Mai

In Si Chiang Mai in July, humidity is 83%. With an average temperature of 29°C (84°F), this humidity feels like an oppressive blanket enveloping you, making travel feel sticky and uncomfortable as you navigate the streets.

July Average Humidity in Si Chiang Mai

This chart illustrates the average monthly humidity levels in Si Chiang Mai, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Si Chiang Mai is approximately 83%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Si Chiang Mai

In Si Chiang Mai in July, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Si Chiang Mai, you can check here.

Maximum UV Index Levels in Si Chiang Mai for July

The chart shows the monthly maximum UV Index (UVI) for Si Chiang Mai in July, 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 July, the maximum UV index in Si Chiang Mai typically reaches 14, which falls under the extreme exposure category.

Data source: Si Chiang Mai July 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 July Weather in Si Chiang Mai Compares to Other Months

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

This table compares monthly weather conditions in Si Chiang Mai, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	6 mm (0.2 inches)	52%	very high
February Weather	25°C (76°F)	17 mm (0.7 inches)	49%	extreme
March Weather	28°C (82°F)	41 mm (1.6 inches)	39%	extreme
April Weather	29°C (85°F)	70 mm (2.8 inches)	40%	extreme
May Weather	29°C (85°F)	204 mm (8.0 inches)	69%	extreme
June Weather	29°C (85°F)	309 mm (12.2 inches)	81%	extreme
July Weather	29°C (84°F)	331 mm (13.0 inches)	83%	extreme
August Weather	28°C (83°F)	402 mm (15.8 inches)	87%	extreme
September Weather	28°C (83°F)	265 mm (10.4 inches)	86%	extreme
October Weather	28°C (82°F)	129 mm (5.1 inches)	74%	extreme
November Weather	26°C (79°F)	10 mm (0.4 inches)	63%	very high
December Weather	23°C (74°F)	7 mm (0.3 inches)	57%	very high