July weather forecast
Bison, SD

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Weather in July

July, the same as June, is another warm summer month in Bison, South Dakota, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 84.7°F (29.3°C).

Temperature

Bison's July weather, with an average high temperature of 84.7°F (29.3°C) and an average low temperature of 63.1°F (17.3°C), tends to be the warmest of the year.

Heat index

The heat index in July is calculated to be a hot 86°F (30°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. 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. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

In July, the average relative humidity in Bison is 53%.

Rainfall

In Bison, South Dakota, in July, during 13.8 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 101.3 rainfall days, and 14.25" (362mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Bison, the average length of the day in July is 15h and 16min.
On the first day of the month, sunrise is at 5:05 am and sunset at 8:42 pm. On the last day of July, sunrise is at 5:33 am and sunset at 8:18 pm MDT.

Sunshine

In July, the average sunshine in Bison, South Dakota, is 11.4h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Bison. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Shield from overexposure. Defense against sun-related harm is required. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest in Bison?

July stands out as Bison's warmest month, with an average high-temperature of 84.7°F (29.3°C) and a low-temperature of 63.1°F (17.3°C).

How hot does it get in Bison in July?

In Bison, in July, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 63.1°F (17.3°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in July in Bison?

In July, the average relative humidity is 53%.

How much does it rain in Bison in July?

In Bison, during July, the rain falls for 13.8 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow in Bison?

June through September are months without snowfall.

How many hours of daylight does Bison have in July?

In Bison, the average day length in July is 15h and 16min.

What time are sunrise and sunset in July in Bison?

In July, on the first day of the month, sunrise is at 5:05 am and sunset at 8:42 pm. On the last day of the month, in Bison, South Dakota, sunrise is at 5:33 am and sunset at 8:18 pm MDT.

How many hours of sunshine does Bison have in July?

In Bison, the average sunshine duration in July is 11.4h.

What is the month with the highest UV index in Bison?

The months with the highest UV index in Bison are June through August, with an average maximum UV index of 6.

How high is the UV index in July in Bison?

In July, the average daily maximum UV index in Bison is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Bison, SD

Average temperature in July - Bison, SD
  • Average high temperature in July: 84.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in July: 63.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in July
Bison, SD

Average pressure in July - Bison, SD
  • Average pressure in July: 29.9"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in July
Bison, SD

Average wind speed in July - Bison, SD
  • Average wind speed in July: 9.7mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in July
Bison, SD

Average humidity in July - Bison, SD
  • Average humidity in July: 53%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall in July
Bison, SD

Average rainfall in July - Bison, SD
  • Average rainfall in July: 1.65"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in July
Bison, SD

Average rainfall days in July - Bison, SD
  • Average rainfall days in July: 13.8 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in July
Bison, SD

Average snowfall in July - Bison, SD
  • Average snowfall in July: 0"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Bison, SD

Average snowfall days in July - Bison, SD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Bison, SD

Average daylight in July / Average sunshine in July - Bison, SD
  • Average daylight in July: 15h and 2min

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

  • Average sunshine in July: 11h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in July
Bison, SD

Average sunshine days in July - Bison, SD
  • Average sunshine days in July: 13.6 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in July
Bison, SD

Average UV index in July - Bison, SD
  • Average UV index in July: 6

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

Average cloud cover in July
Bison, SD

Average cloud cover in July - Bison, SD
  • Average cloud cover in July: 20

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in July
Bison, SD

Average visibility in July - Bison, SD
  • Average visibility in July: 6mi

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

Bison, South Dakota, USA

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