July Weather in Trail, United States

Last updated: June 24, 2025

In July, the average temperature in Trail, United States hovers around 21°C (70°F). However, temperatures can vary significantly, with a minimum of 5°C (42°F) and soaring up to a maximum of 36°C (97°F). Precipitation is minimal, with an average of just 1 mm (0.0 in) over the course of 0 days. The climate is characterized by a notable average humidity of 78%, adding to the overall ambiance of the region.

July Temperature in Trail

In July in Trail, the average temperature is 21°C (70°F). Maximum temperatures can reach 36°C (97°F), while the minimum can drop as low as 5°C (42°F). Travelers should be prepared for a wide range of weather conditions, ensuring they pack both warm and light clothing.

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

The chart illustrates July temperature patterns in Trail, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trail, July typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (97°F) and lows dropping to around 5°C (42°F).

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

July Precipitation in Trail

In Trail in July, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

July Precipitation Trends in Trail

The chart displays monthly precipitation patterns in Trail, 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 Trail, July typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 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 Trail

In Trail in July, humidity is 78%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can leave travelers feeling sticky and slightly fatigued, making it important to stay hydrated and take frequent breaks from outdoor activities.

July Average Humidity in Trail

This chart illustrates the average monthly humidity levels in Trail, 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 Trail is approximately 78%, 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 Trail

In Trail in July, 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 Trail.

Maximum UV Index Levels in Trail for July

The chart shows the monthly maximum UV Index (UVI) for Trail 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 Trail typically reaches 10, which falls under the very high exposure category.

Data source: Trail 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 Trail Compares to Other Months

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

This table compares monthly weather conditions in Trail, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	145 mm (5.7 inches)	84%	moderate
February Weather	3°C (37°F)	170 mm (6.7 inches)	85%	moderate
March Weather	5°C (41°F)	119 mm (4.7 inches)	86%	high
April Weather	8°C (47°F)	111 mm (4.4 inches)	83%	very high
May Weather	12°C (54°F)	59 mm (2.3 inches)	83%	extreme
June Weather	17°C (62°F)	31 mm (1.2 inches)	83%	extreme
July Weather	21°C (70°F)	1 mm (0.0 inches)	78%	very high
August Weather	20°C (69°F)	7 mm (0.3 inches)	67%	very high
September Weather	16°C (61°F)	54 mm (2.1 inches)	66%	very high
October Weather	10°C (50°F)	72 mm (2.8 inches)	77%	high
November Weather	5°C (42°F)	117 mm (4.6 inches)	87%	moderate
December Weather	2°C (36°F)	133 mm (5.2 inches)	87%	low