July Weather in Bismarck, United States

Last updated: June 24, 2025

In July, the average temperature in Bismarck, United States is a pleasant 23°C (74°F). Expect a comfortable range with minimums dipping to 10°C (50°F) and maximums soaring up to 38°C (100°F). Be prepared for a bit of rain, as 65 mm (2.6 in) of precipitation can be expected over about 8 days. With an average humidity of 78%, it’s a perfect time to enjoy the warmth while staying hydrated!

July Temperature in Bismarck

In July in Bismarck, the average temperature is 23°C (74°F). Maximums can reach 38°C (100°F), and minimums can be as low as 10°C (50°F). This weather makes Bismarck an ideal destination for travelers looking to enjoy warm days and cool evenings.

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

The chart illustrates July temperature patterns in Bismarck, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bismarck, 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 (50°F).

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

July Precipitation in Bismarck

In Bismarck in July, the total precipitation amount is 65 mm (2.6 in) spread over the course of 8 days.

July Precipitation Trends in Bismarck

The chart displays monthly precipitation patterns in Bismarck, 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 Bismarck, July typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 8 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 Bismarck

In Bismarck 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 Bismarck

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

In Bismarck 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 Bismarck.

Maximum UV Index Levels in Bismarck for July

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

Data source: Bismarck 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 Bismarck Compares to Other Months

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

This table compares monthly weather conditions in Bismarck, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (15°F)	12 mm (0.5 inches)	84%	low
February Weather	-11°C (13°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)	26 mm (1.0 inches)	75%	very high
May Weather	13°C (56°F)	47 mm (1.9 inches)	76%	very high
June Weather	21°C (69°F)	64 mm (2.5 inches)	79%	very high
July Weather	23°C (74°F)	65 mm (2.6 inches)	78%	very high
August Weather	21°C (70°F)	59 mm (2.3 inches)	78%	very high
September Weather	16°C (61°F)	58 mm (2.3 inches)	69%	high
October Weather	7°C (44°F)	56 mm (2.2 inches)	71%	moderate
November Weather	-1°C (31°F)	15 mm (0.6 inches)	82%	moderate
December Weather	-6°C (22°F)	22 mm (0.9 inches)	84%	low