July weather forecast
Rock Hill, MO

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Weather in July

July is a hot summer month in Rock Hill, Missouri, with an average temperature ranging between min 69.1°F (20.6°C) and max 86.9°F (30.5°C).

Temperature

In Rock Hill, July records the highest average temperatures, peaking at 86.9°F (30.5°C) and reaching a low of 69.1°F (20.6°C).

Heat index

During July, the heat index is estimated at a very hot 100.4°F (38°C). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in July in Rock Hill is 76%.

Rainfall

In Rock Hill, in July, it is raining for 16.7 days, with typically 3.19" (81mm) of accumulated precipitation. In Rock Hill, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.

Snowfall

In Rock Hill, Missouri, snow does not fall in April through October.

Daylight

In Rock Hill, the average length of the day in July is 14h and 33min.
On the first day of the month, sunrise is at 5:41 am and sunset at 8:29 pm. On the last day of July, sunrise is at 6:03 am and sunset at 8:12 pm CDT.

Sunshine

The months with the most sunshine in Rock Hill, Missouri, are June and July, with an average of 10.5h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Rock Hill. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In July, a daily UV index of 6 turns into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the hottest time of year in Rock Hill?

In Rock Hill, Missouri, temperatures reach their average annual highs in July, measuring 86.9°F (30.5°C) and a minimum average of 69.1°F (20.6°C).

How hot is it in Rock Hill in July?

The high-temperature, in July, in Rock Hill, records 86.9°F (30.5°C), while the low-temperature is 69.1°F (20.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 100.4°F (38°C).

What is the average humidity in July in Rock Hill?

In July, the average relative humidity is 76%.

How much does it rain in Rock Hill in July?

In Rock Hill, Missouri, during July, the rain falls for 16.7 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in Rock Hill?

In Rock Hill, Missouri, snow does not fall in April through October.

What is the average length of the day in July in Rock Hill?

In July, the average day length in Rock Hill, Missouri, is 14h and 33min.

When are sunrise and sunset in July in Rock Hill?

In July, on the first day of the month, sunrise is at 5:41 am and sunset at 8:29 pm. On the last day of the month, in Rock Hill, Missouri, sunrise is at 6:03 am and sunset at 8:12 pm CDT.

What is the month with the most sunshine in Rock Hill?

The months with the most sunshine in Rock Hill, Missouri, are June and July, with an average of 10.5h of sunshine.

How many hours of sunshine does Rock Hill have in July?

In July, the average sunshine duration is 10.5h.

What are the months with the highest UV index in Rock Hill?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Rock Hill.

How high is the UV index in July in Rock Hill?

In July, the average daily maximum UV index in Rock Hill, Missouri, is 6. A UV Index estimate of 6 to 7 represents a high health threat from 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
Rock Hill, MO

Average temperature in July - Rock Hill, MO
  • Average high temperature in July: 86.9°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in July: 69.1°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
Rock Hill, MO

Average pressure in July - Rock Hill, MO
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Rock Hill, MO

Average wind speed in July - Rock Hill, MO
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in July
Rock Hill, MO

Average humidity in July - Rock Hill, MO
  • Average humidity in July: 76%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Rock Hill, MO

Average rainfall in July - Rock Hill, MO
  • Average rainfall in July: 3.19"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in July
Rock Hill, MO

Average rainfall days in July - Rock Hill, MO
  • Average rainfall days in July: 16.7 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in July
Rock Hill, MO

Average snowfall in July - Rock Hill, MO
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Rock Hill, MO

Average snowfall days in July - Rock Hill, MO
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Rock Hill, MO

Average daylight in July / Average sunshine in July - Rock Hill, MO
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in July
Rock Hill, MO

Average sunshine days in July - Rock Hill, MO
  • Average sunshine days in July: 11.5 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in July
Rock Hill, MO

Average UV index in July - Rock Hill, MO
  • Average UV index in July: 6

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

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Average cloud cover in July
Rock Hill, MO

Average cloud cover in July - Rock Hill, MO
  • Average cloud cover in July: 28

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in July
Rock Hill, MO

Average visibility in July - Rock Hill, MO
  • 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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Rock Hill, Missouri, USA

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