July weather forecast
Belle Fourche, SD

Weather in July

July, the same as June, is a moderately hot summer month in Belle Fourche, South Dakota, with an average temperature ranging between max 85.8°F (29.9°C) and min 63°F (17.2°C).

Temperature

July is the warmest month, with an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 63°F (17.2°C).

Heat index

The average heat index in July is calculated to be a hot 87.4°F (30.8°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'feels like', or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like metabolic differences, clothing, differences in body mass, height, and shape, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Belle Fourche, the average relative humidity in July is 49%.

Rainfall

In Belle Fourche, during 11.8 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Belle Fourche, during the entire year, the rain falls for 100 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

In Belle Fourche, South Dakota, snow does not fall in June through August.

Daylight

The average length of the day in July in Belle Fourche, South Dakota, is 15h and 10min.
On the first day of the month, sunrise is at 5:14 am and sunset at 8:44 pm. On the last day of July, in Belle Fourche, South Dakota, sunrise is at 5:40 am and sunset at 8:22 pm MDT.

Sunshine

In July, the average sunshine is 11.8h.

UV index

The months with the highest UV index in Belle Fourche are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Belle Fourche?

With an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 63°F (17.2°C), July is the warmest month in Belle Fourche, South Dakota.

What is the temperature in July in Belle Fourche?

In Belle Fourche, in July, the average high-temperature is 85.8°F (29.9°C), and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in July is calculated to be 87.4°F (30.8°C).

What is the average humidity in July in Belle Fourche?

The average relative humidity in July in Belle Fourche, South Dakota, is 49%.

How much does it rain in Belle Fourche in July?

In Belle Fourche, in July, during 11.8 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

When it does not snow in Belle Fourche?

June through August are months without snowfall in Belle Fourche, South Dakota.

How many hours of daylight does Belle Fourche have in July?

In Belle Fourche, the average day length in July is 15h and 10min.

When are sunrise and sunset in July in Belle Fourche?

On the first day of July in Belle Fourche, sunrise is at 5:14 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:22 pm MDT.

How long on average sun shines in July in Belle Fourche?

In July, the average sunshine duration in Belle Fourche is 11.8h.

When is the highest UV index in Belle Fourche?

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

What is the UV index reading in July in Belle Fourche?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Belle Fourche, SD

Average temperature in July - Belle Fourche, SD
  • Average high temperature in July: 85.8°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (30.4°F).

  • Average low temperature in July: 63°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is February (17.1°F).

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Average pressure in July
Belle Fourche, SD

Average pressure in July - Belle Fourche, SD
  • Average pressure in July: 29.89"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in July
Belle Fourche, SD

Average wind speed in July - Belle Fourche, SD
  • Average wind speed in July: 8.4mph

The windiest months (with the highest average wind speed) are January and October (10.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in July
Belle Fourche, SD

Average humidity in July - Belle Fourche, SD
  • Average humidity in July: 49%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in July
Belle Fourche, SD

Average rainfall in July - Belle Fourche, SD
  • Average rainfall in July: 1.57"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in July
Belle Fourche, SD

Average rainfall days in July - Belle Fourche, SD
  • Average rainfall days in July: 11.8 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (2.8 days).

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Average snowfall in July
Belle Fourche, SD

Average snowfall in July - Belle Fourche, SD
  • Average snowfall in July: 0"

The month with the highest snowfall is April (4.88").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Belle Fourche, SD

Average snowfall days in July - Belle Fourche, SD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Belle Fourche, SD

Average daylight in July / Average sunshine in July - Belle Fourche, SD
  • Average daylight in July: 15h and 10min

The month with the longest days is June (Average daylight: 15h and 31min).
The month with the shortest days is December (Average daylight: 8h and 53min).

  • Average sunshine in July: 11h and 48min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

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Average sunshine days in July
Belle Fourche, SD

Average sunshine days in July - Belle Fourche, SD
  • Average sunshine days in July: 14.2 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is April (12.6 days).

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Average UV index in July
Belle Fourche, SD

Average UV index in July - Belle Fourche, SD
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Belle Fourche, SD

Average cloud cover in July - Belle Fourche, SD
  • Average cloud cover in July: 17

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in July
Belle Fourche, SD

Average visibility in July - Belle Fourche, 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).

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