July Weather in Fort Smith, United States

Last updated: June 24, 2025

In July, the average temperature in Fort Smith, United States is a warm 27°C (81°F), with a minimum of 17°C (62°F) and a maximum rising to a sweltering 40°C (105°F). Expect about 98 mm (3.8 in) of precipitation spread over 10 days, coupled with an average humidity of 75%. Stay hydrated and enjoy the tropics!

July Temperature in Fort Smith

In July in Fort Smith, the average temperature is 27°C (81°F), with maximums soaring to 40°C (105°F) and minimums dropping to as low as 17°C (62°F). Be prepared for warm weather and pack accordingly for your trip!

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

The chart illustrates July temperature patterns in Fort Smith, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Smith, July typically has an average temperature of 27°C (81°F), with highs reaching up to 40°C (105°F) and lows dropping to around 17°C (62°F).

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

July Precipitation in Fort Smith

In Fort Smith in July, the precipitation amount is 98 mm (3.8 in) spread over a period of 10 days.

July Precipitation Trends in Fort Smith

The chart displays monthly precipitation patterns in Fort Smith, 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 Smith, July typically receives around 98 mm (3.8 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 Smith

In Fort Smith in July, humidity is 75%. With an average temperature of 27°C (81°F), this humidity feels like a blanket of warmth enveloping you, making outdoor activities sticky and potentially uncomfortable for traveling.

July Average Humidity in Fort Smith

This chart illustrates the average monthly humidity levels in Fort Smith, 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 Smith is approximately 75%, 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 Smith

In Fort Smith in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Fort Smith.

Maximum UV Index Levels in Fort Smith for July

The chart shows the monthly maximum UV Index (UVI) for Fort Smith 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 Smith typically reaches 11, which falls under the extreme exposure category.

Data source: Fort Smith 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 Smith Compares to Other Months

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

This table compares monthly weather conditions in Fort Smith, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	98 mm (3.9 inches)	82%	moderate
February Weather	6°C (43°F)	123 mm (4.8 inches)	79%	high
March Weather	12°C (54°F)	141 mm (5.6 inches)	77%	high
April Weather	15°C (60°F)	157 mm (6.2 inches)	78%	very high
May Weather	21°C (70°F)	213 mm (8.4 inches)	82%	extreme
June Weather	25°C (78°F)	91 mm (3.6 inches)	81%	extreme
July Weather	27°C (81°F)	98 mm (3.8 inches)	75%	extreme
August Weather	26°C (79°F)	132 mm (5.2 inches)	61%	very high
September Weather	24°C (76°F)	78 mm (3.1 inches)	59%	very high
October Weather	17°C (63°F)	151 mm (5.9 inches)	69%	high
November Weather	10°C (50°F)	87 mm (3.4 inches)	82%	moderate
December Weather	7°C (46°F)	98 mm (3.9 inches)	87%	moderate