July weather forecast
Bismarck, ND

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The historical building of the State Capitol in Bismarck, North Dakota
The historical building of the State Capitol in Bismarck, North Dakota

Weather in July

July stands as the zenith of summer in Bismarck, with the most sweltering temperatures of the year. The city endures the scorching highs of the mercury barometer, scaling from 83.7°F (28.7°C) down to 61.3°F (16.3°C). Although July is the hottest month, the humidity is manageable, making the summer heat more tolerable. At night, mild breezes offer a refreshing reprieve from the day's heat.

Temperature

With average temperatures fluctuating between a high of 83.7°F (28.7°C) and a low of 61.3°F (16.3°C), July stands out as the warmest month in Bismarck, North Dakota.

Heat index

In July, the heat index is calculated to be a hot 86°F (30°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In July, the average relative humidity is 59%.

Rainfall

In Bismarck, in July, during 11.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Bismarck, North Dakota, during the entire year, the rain falls for 105.9 days and collects up to 15" (381mm) of precipitation.

Snowfall

June through September are months without snowfall in Bismarck.

Daylight

In July, the average length of the day is 15h and 25min.
On the first day of July, sunrise is at 5:53 am and sunset at 9:40 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 9:16 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 11.4h of sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the hottest time of year in Bismarck?

With an average high-temperature of 83.7°F (28.7°C) and an average low-temperature of 61.3°F (16.3°C), July is the warmest month.

Is it hot in Bismarck during July?

July temperatures in Bismarck, North Dakota, vary between a high-temperature of 83.7°F (28.7°C) and a low-temperature of 61.3°F (16.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is calculated to be 86°F (30°C).

What is the average humidity in July in Bismarck?

The average relative humidity in July in Bismarck is 59%.

How much does it rain in Bismarck in July?

In Bismarck, North Dakota, in July, during 11.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When it does not snow in Bismarck?

In Bismarck, snow does not fall in June through September.

How many hours of daylight does Bismarck have in July?

In July, the average day length in Bismarck is 15h and 25min.

When are sunrise and sunset in July in Bismarck?

On the first day of July in Bismarck, North Dakota, sunrise is at 5:53 am and sunset at 9:40 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 9:16 pm CDT.

What month has the most sunshine in Bismarck?

The month with the most sunshine in Bismarck, North Dakota, is July, with an average of 11.4h of sunshine.

How many hours of sunshine does Bismarck have in July?

In July, the average sunshine duration in Bismarck, North Dakota, is 11.4h.

When is the highest UV index in Bismarck?

With an average maximum UV index of 6, July is the month with the highest UV index in Bismarck, North Dakota.

How high is the UV index in July in Bismarck?

The average daily maximum UV index in July in Bismarck, North Dakota, is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Bismarck, ND

Average temperature in July - Bismarck, ND
  • Average high temperature in July: 83.7°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in July: 61.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

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Average pressure in July
Bismarck, ND

Average pressure in July - Bismarck, ND
  • Average pressure in July: 29.91"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in July
Bismarck, ND

Average wind speed in July - Bismarck, ND
  • Average wind speed in July: 8.5mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in July
Bismarck, ND

Average humidity in July - Bismarck, ND
  • Average humidity in July: 59%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in July
Bismarck, ND

Average rainfall in July - Bismarck, ND
  • Average rainfall in July: 1.61"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in July
Bismarck, ND

Average rainfall days in July - Bismarck, ND
  • Average rainfall days in July: 11.8 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in July
Bismarck, ND

Average snowfall in July - Bismarck, ND
  • Average snowfall in July: 0"

The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Bismarck, ND

Average snowfall days in July - Bismarck, ND
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Bismarck, ND

Average daylight in July / Average sunshine in July - Bismarck, ND
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in July: 11h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Bismarck, ND

Average sunshine days in July - Bismarck, ND
  • Average sunshine days in July: 16.5 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index in July
Bismarck, ND

Average UV index in July - Bismarck, ND
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in July
Bismarck, ND

Average cloud cover in July - Bismarck, ND
  • Average cloud cover in July: 21

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 21).

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Average visibility in July
Bismarck, ND

Average visibility in July - Bismarck, ND
  • Average visibility in July: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

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Bismarck, North Dakota, USA

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