July weather forecast
Madison, SD

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Weather in July

Among all months, July is the warmest in Madison, South Dakota, signifying the heart of summer. The average high temperature peaks at a warm 82.2°F (27.9°C). Lengthy daylight hours coupled with maximum sunshine duration provide plenty of time for lakeside activities and picnics in the park. The relative humidity decreases, offering a cooler respite in the evening. July's day-to-night transition is one of slight winds and star-studded skies, typical for Madison's warm summer days.

Temperature

Madison, South Dakota, experiences its highest temperatures in July, with an average peak of 82.2°F (27.9°C) and a low of 62.4°F (16.9°C).

Heat index

For most parts of July, the heat index is estimated at a tropical 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

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

Rainfall

In Madison, South Dakota, during July, the rain falls for 13.8 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, there are 111.2 rainfall days, and 21.14" (537mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Madison, the average length of the day in July is 15h and 5min.
On the first day of the month, sunrise is at 5:49 am and sunset at 9:15 pm. On the last day of July, sunrise is at 6:16 am and sunset at 8:53 pm CDT.

Sunshine

The month with the most sunshine in Madison is July, with an average of 10.6h 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 reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 6 during July leads to these instructions:
Shield from overexposure. Defense against sun-related harm is required. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the hottest time of year in Madison?

July is the month when Madison, South Dakota, experiences its warmest temperatures, averaging a high of 82.2°F (27.9°C) and a low of 62.4°F (16.9°C).

What is the temperature in July in Madison?

In July, in Madison, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 62.4°F (16.9°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in July in Madison?

In July, the average relative humidity is 73%.

How many days does it rain in July in Madison?

In July, in Madison, the rain falls for 13.8 days. Throughout July, 2.64" (67mm) of precipitation is accumulated.

When it does not snow in Madison?

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

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

The average day length in July in Madison is 15h and 5min.

What time are sunrise and sunset in July in Madison?

In July, on the first day of the month, sunrise is at 5:49 am and sunset at 9:15 pm. On the last day of the month, in Madison, sunrise is at 6:16 am and sunset at 8:53 pm CDT.

What month has the most sunshine in Madison?

July has the most sunshine of the year in Madison, South Dakota, with an average of 10.6h of sunshine.

How long on average sun shines in July in Madison?

The average sunshine duration in July in Madison is 10.6h.

When is the highest UV index in Madison?

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

What is the UV index intensity in July in Madison?

In July, the average daily maximum UV index in Madison is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
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
Madison, SD

Average temperature in July - Madison, SD
  • Average high temperature in July: 82.2°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in July: 62.4°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

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Average pressure in July
Madison, SD

Average pressure in July - Madison, 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
Madison, SD

Average wind speed in July - Madison, SD
  • Average wind speed in July: 8.6mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

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Average humidity in July
Madison, SD

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

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in July
Madison, SD

Average rainfall in July - Madison, SD
  • Average rainfall in July: 2.64"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is November (0.59").

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Average rainfall days in July
Madison, SD

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

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is January (1.6 days).

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Average snowfall in July
Madison, SD

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

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Madison, SD

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

The month with the highest number of snowfall days is January (11.3 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
Madison, SD

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Madison, SD

Average sunshine days in July - Madison, SD
  • Average sunshine days in July: 15.2 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (9.5 days).

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Average UV index in July
Madison, SD

Average UV index in July - Madison, 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
Madison, SD

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in July
Madison, SD

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

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