July Weather in Fort Defiance, United States

Last updated: June 24, 2025

In July, the average temperature in Fort Defiance, United States is a pleasant 23°C (73°F), making it an inviting time to explore. However, be prepared for a range, as temperatures can dip to 9°C (48°F) or soar to 36°C (97°F). During this month, 48 mm (1.9 in) of precipitation is expected over about 10 days, contributing to an average humidity of 37%. Whether you're planning an adventure or a relaxing getaway, knowing the climate can help you make the most of your trip!

July Temperature in Fort Defiance

In July in Fort Defiance, the average temperature is 23°C (73°F). Maximums can reach 36°C (97°F), while minimums can drop as low as 9°C (48°F). This diverse temperature range makes it essential for travelers to pack both light and warm clothing to enjoy their visit comfortably.

July Weather in Fort Defiance: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Fort Defiance, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Defiance, July typically has an average temperature of 23°C (73°F), with highs reaching up to 36°C (97°F) and lows dropping to around 9°C (48°F).

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

July Precipitation in Fort Defiance

In Fort Defiance in July, the precipitation amount is 48 mm (1.9 in) spread over a period of 10 days.

July Precipitation Trends in Fort Defiance

The chart displays monthly precipitation patterns in Fort Defiance, 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 Fort Defiance, July typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 10 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 Fort Defiance

In Fort Defiance in July humidity is 37%. With an average temperature of 23°C (73°F), this humidity feels like a pleasant embrace for traveling, allowing for comfortable outdoor activities without the discomfort of heavy moisture in the air.

July Average Humidity in Fort Defiance

This chart illustrates the average monthly humidity levels in Fort Defiance, 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 Fort Defiance is approximately 37%, 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 Fort Defiance

In Fort Defiance in July, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Fort Defiance.

Maximum UV Index Levels in Fort Defiance for July

The chart shows the monthly maximum UV Index (UVI) for Fort Defiance 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 Fort Defiance typically reaches 13, which falls under the extreme exposure category.

Data source: Fort Defiance 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 Fort Defiance Compares to Other Months

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

This table compares monthly weather conditions in Fort Defiance, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	31 mm (1.2 inches)	81%	moderate
February Weather	0°C (33°F)	36 mm (1.4 inches)	83%	very high
March Weather	5°C (40°F)	43 mm (1.7 inches)	71%	very high
April Weather	10°C (51°F)	16 mm (0.6 inches)	61%	extreme
May Weather	15°C (59°F)	21 mm (0.8 inches)	48%	extreme
June Weather	22°C (71°F)	6 mm (0.2 inches)	36%	extreme
July Weather	23°C (73°F)	48 mm (1.9 inches)	37%	extreme
August Weather	22°C (72°F)	24 mm (0.9 inches)	46%	extreme
September Weather	18°C (65°F)	33 mm (1.3 inches)	62%	extreme
October Weather	11°C (52°F)	26 mm (1.0 inches)	74%	very high
November Weather	5°C (42°F)	19 mm (0.7 inches)	82%	high
December Weather	-1°C (31°F)	29 mm (1.2 inches)	82%	moderate