July weather forecast
Walker, SD

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Weather in July

July is a hot summer month in Walker, South Dakota, with temperature in the range of an average high of 86.4°F (30.2°C) and an average low of 65.5°F (18.6°C).

Temperature

In Walker, temperatures reach their average annual highs in July, measuring 86.4°F (30.2°C) and a minimum average of 65.5°F (18.6°C).

Heat index

July's mean heat index is calculated to be a tropical 89.6°F (32°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

In Walker, the average relative humidity in July is 54%.

Rainfall

In Walker, during July, the rain falls for 11 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Walker, during the entire year, the rain falls for 89.4 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

June through September are months without snowfall in Walker.

Daylight

In Walker, the average length of the day in July is 15h and 19min.
On the first day of July, sunrise is at 4:58 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:14 pm MDT.

Sunshine

The month with the most sunshine is July, with an average of 11.4h of sunshine.

UV index

The months with the highest UV index in Walker are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What month is the hottest in Walker?

The average temperatures reach their apex in July, averaging 86.4°F (30.2°C) at the high end and 65.5°F (18.6°C) at the low end.

How hot does it get in Walker in July?

During July, Walker experiences an average high-temperature of 86.4°F (30.2°C) and a low-temperature of 65.5°F (18.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 89.6°F (32°C).

What is the average humidity in July in Walker?

In Walker, the average relative humidity in July is 54%.

How much does it rain in Walker in July?

In Walker, in July, it is raining for 11 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Walker?

June through September are months without snowfall.

What is the average length of the day in July in Walker?

In Walker, the average day length in July is 15h and 19min.

When are sunrise and sunset in July in Walker?

On the first day of July, sunrise is at 4:58 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:14 pm MDT.

What month has the most sunshine in Walker?

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

How many hours of sunshine does Walker have in July?

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

When is the highest UV index in Walker?

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

What is the UV index intensity in July in Walker?

The average daily maximum UV index in July in Walker is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Walker, SD

Average temperature in July - Walker, SD
  • Average high temperature in July: 86.4°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (23°F).

  • Average low temperature in July: 65.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (9°F).

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Average pressure in July
Walker, SD

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

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

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Average wind speed in July
Walker, SD

Average wind speed in July - Walker, SD
  • Average wind speed in July: 9.8mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).

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Average humidity in July
Walker, SD

Average humidity in July - Walker, SD
  • Average humidity in July: 54%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in July
Walker, SD

Average rainfall in July - Walker, SD
  • Average rainfall in July: 2.09"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in July
Walker, SD

Average rainfall days in July - Walker, SD
  • Average rainfall days in July: 11 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in July
Walker, SD

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

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Walker, SD

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

The month with the highest number of snowfall days is January (11.8 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
Walker, SD

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • 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: 4h and 6min).

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Average sunshine days in July
Walker, SD

Average sunshine days in July - Walker, SD
  • Average sunshine days in July: 16.7 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).

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Average UV index in July
Walker, SD

Average UV index in July - Walker, 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 and December (UV index 1).

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Average cloud cover in July
Walker, SD

Average cloud cover in July - Walker, SD
  • Average cloud cover in July: 21

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).

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Average visibility in July
Walker, SD

Average visibility in July - Walker, 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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Walker, South Dakota, USA

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