July weather forecast
Clark, SD

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Weather in July

July, like June, in Clark, South Dakota, is another warm summer month, with an average temperature fluctuating between 60.8°F (16°C) and 80.8°F (27.1°C).

Temperature

July is the month that records the highest temperatures, with averages ranging from a high of 80.8°F (27.1°C) to a low of 60.8°F (16°C).

Heat index

Throughout July, the heat index is appraised at 84.2°F (29°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

In Clark, the average relative humidity in July is 73%.

Rainfall

In July, the rain falls for 14.3 days. Throughout July, 2.91" (74mm) of precipitation is accumulated. Throughout the year, in Clark, there are 112.3 rainfall days, and 18.78" (477mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Clark, the average length of the day in July is 15h and 11min.
On the first day of July in Clark, sunrise is at 5:49 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:58 pm CDT.

Sunshine

The month with the most sunshine is July, with an average of 10.7h of sunshine.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Resources | Updated: Feb 14, 2024 | Published by: Weather U.S.

Frequently asked questions

What month is the hottest in Clark?

July is the warmest month of the year, registering average temperatures as high as 80.8°F (27.1°C) and as low as 60.8°F (16°C).

What are the temperatures in Clark in July?

The average high-temperature, in July, in Clark, is 80.8°F (27.1°C), while the average low-temperature is 60.8°F (16°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 84.2°F (29°C).

What is the average humidity in July in Clark?

In Clark, South Dakota, the average relative humidity in July is 73%.

How much does it rain in Clark in July?

In Clark, during July, the rain falls for 14.3 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Clark?

June through September are months without snowfall in Clark.

How many hours of daylight does Clark have in July?

In July, the average day length is 15h and 11min.

When is the sunrise / sunset in July in Clark?

In July, on the first day of the month, sunrise is at 5:49 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:58 pm CDT.

What month has the most sunshine in Clark?

The month with the most sunshine in Clark, South Dakota, is July, with an average of 10.7h of sunshine.

How many hours of sunshine does Clark have in July?

The average sunshine duration in July in Clark is 10.7h.

What are the months with the highest UV index in Clark?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Clark, South Dakota.

How high is the UV index in July in Clark?

In July, the average daily maximum UV index in Clark is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to 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
Clark, SD

Average temperature in July - Clark, SD
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (19.4°F).

  • Average low temperature in July: 60.8°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).

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Average pressure in July
Clark, SD

Average pressure in July - Clark, SD
  • Average pressure in July: 29.92"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in July
Clark, SD

Average wind speed in July - Clark, SD
  • Average wind speed in July: 8.5mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

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Average humidity in July
Clark, SD

Average humidity in July - Clark, SD
  • Average humidity in July: 73%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are September and October (68%).

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Average rainfall in July
Clark, SD

Average rainfall in July - Clark, SD
  • Average rainfall in July: 2.91"

The wettest month (with the highest rainfall) is June (3.19").
The driest months (with the least rainfall) are January and February (0.59").

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Average rainfall days in July
Clark, SD

Average rainfall days in July - Clark, SD
  • Average rainfall days in July: 14.3 days

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.7 days).

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Average snowfall in July
Clark, SD

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

The months with the highest snowfall are January and December (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Clark, SD

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

The month with the highest number of snowfall days is January (14.4 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
Clark, SD

Average daylight in July / Average sunshine in July - Clark, SD
  • Average daylight in July: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in July
Clark, SD

Average sunshine days in July - Clark, SD
  • Average sunshine days in July: 13.8 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in July
Clark, SD

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in July
Clark, SD

Average cloud cover in July - Clark, SD
  • Average cloud cover in July: 28

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in July
Clark, SD

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

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

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Clark, South Dakota, USA

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