July Weather in Houston, Canada

Last updated: June 18, 2025

In Houston, Canada, the average temperature in July hovers around 13°C (56°F). During this time, you can expect temperatures to range from a chilly 2°C (35°F) to a warm 31°C (88°F). Rainfall is a factor, with an average precipitation of 72 mm (2.8 in) spread over 13 days. Meanwhile, humidity stays notably high at 87%, adding to the overall atmosphere of the season.

July Temperature in Houston

In July in Houston, the average temperature is 13°C (56°F). Maximums can reach 31°C (88°F), while minimums can drop as low as 2°C (35°F). It's advisable to pack layers to accommodate the fluctuating temperatures during your travels.

July Weather in Houston: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Houston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Houston, July typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (35°F).

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

July Precipitation in Houston

In Houston in July, the precipitation amount is 72 mm (2.8 in) over a period of 13 days.

July Precipitation Trends in Houston

The chart displays monthly precipitation patterns in Houston, 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 Houston, July typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 13 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 Houston

In Houston in July humidity is 87%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it challenging to explore comfortably.

July Average Humidity in Houston

This chart illustrates the average monthly humidity levels in Houston, 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 Houston is approximately 87%, 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 Houston

In Houston in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Houston.

Maximum UV Index Levels in Houston for July

The chart shows the monthly maximum UV Index (UVI) for Houston 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 Houston typically reaches 8, which falls under the very high exposure category.

Data source: Houston 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 Houston Compares to Other Months

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

This table compares monthly weather conditions in Houston, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (17°F)	78 mm (3.1 inches)	96%	low
February Weather	-9°C (16°F)	57 mm (2.2 inches)	94%	low
March Weather	-3°C (27°F)	57 mm (2.3 inches)	93%	moderate
April Weather	1°C (34°F)	40 mm (1.6 inches)	91%	moderate
May Weather	8°C (46°F)	64 mm (2.5 inches)	88%	high
June Weather	11°C (52°F)	68 mm (2.7 inches)	84%	high
July Weather	13°C (56°F)	72 mm (2.8 inches)	87%	very high
August Weather	13°C (56°F)	52 mm (2.1 inches)	88%	high
September Weather	8°C (48°F)	93 mm (3.7 inches)	91%	high
October Weather	2°C (36°F)	101 mm (4.0 inches)	95%	moderate
November Weather	-2°C (29°F)	117 mm (4.6 inches)	98%	low
December Weather	-8°C (18°F)	67 mm (2.6 inches)	98%	low