July Weather in Mandan, United States

Last updated: June 24, 2025

In Mandan, United States, the average temperature in July hovers around 23°C (74°F). During this month, temperatures can dip as low as 10°C (49°F) or soar up to a scorching 38°C (100°F). Expect about 62 mm (2.4 in) of precipitation spread over 9 days, while average humidity sits at a cozy 78%.

July Temperature in Mandan

In July in Mandan, the average temperature is 23°C (74°F). Maximums can reach 38°C (100°F), while minimums can drop as low as 10°C (49°F). Travelers should be prepared for warm days and cooler evenings, making it ideal to pack layers for comfort.

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

The chart illustrates July temperature patterns in Mandan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mandan, July typically has an average temperature of 23°C (74°F), with highs reaching up to 38°C (100°F) and lows dropping to around 10°C (49°F).

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

July Precipitation in Mandan

In Mandan in July, the precipitation amount is 62 mm (2.4 in) over the course of 9 days.

July Precipitation Trends in Mandan

The chart displays monthly precipitation patterns in Mandan, 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 Mandan, July typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 9 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 Mandan

In Mandan in July humidity is 78%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping embrace, making travel somewhat stifling and prompting frequent breaks to hydrate and seek shade.

July Average Humidity in Mandan

This chart illustrates the average monthly humidity levels in Mandan, 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 Mandan 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 Mandan

In Mandan in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Mandan.

Maximum UV Index Levels in Mandan for July

The chart shows the monthly maximum UV Index (UVI) for Mandan 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 Mandan typically reaches 9, which falls under the very high exposure category.

Data source: Mandan 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 Mandan Compares to Other Months

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

This table compares monthly weather conditions in Mandan, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	12 mm (0.5 inches)	84%	low
February Weather	-10°C (14°F)	16 mm (0.6 inches)	88%	moderate
March Weather	-1°C (30°F)	26 mm (1.0 inches)	78%	moderate
April Weather	4°C (40°F)	27 mm (1.1 inches)	75%	very high
May Weather	13°C (56°F)	52 mm (2.0 inches)	76%	very high
June Weather	20°C (69°F)	63 mm (2.5 inches)	79%	very high
July Weather	23°C (74°F)	62 mm (2.4 inches)	78%	very high
August Weather	21°C (70°F)	60 mm (2.4 inches)	78%	very high
September Weather	16°C (61°F)	56 mm (2.2 inches)	69%	high
October Weather	6°C (44°F)	56 mm (2.2 inches)	71%	moderate
November Weather	-1°C (31°F)	16 mm (0.6 inches)	82%	moderate
December Weather	-6°C (22°F)	22 mm (0.9 inches)	84%	low