July weather forecast
Creve Coeur, MO

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Weather in July

July represents the warmest month in Creve Coeur with an average high of 86.9°F (30.5°C). It earns its reputation as the quintessential summer month having the highest average temperature of the year. Despite being the hottest, the rainfall does not drop dramatically instead it slightly decreases from June. This results in a somewhat humid environment amidst the intense summer interval. Evenings are generally clear, making it ideal for outdoor activities.

Temperature

July is the month when Creve Coeur experiences its warmest temperatures, averaging a high of 86.9°F (30.5°C) and a low of 69.1°F (20.6°C).

Heat index

The heat index for July is computed to be a fiery hot 100.4°F (38°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. 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.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In July, the rain falls for 16.7 days. Throughout July, 3.19" (81mm) of precipitation is accumulated. In Creve Coeur, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.

Snowfall

In Creve Coeur, snow does not fall in April through October.

Daylight

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 8:30 pm. On the last day of July, sunrise is at 6:03 am and sunset at 8:13 pm CDT.

Sunshine

June and July, with an average of 10.5h of sunshine, are months with the most sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 6 in July translates into the following instructions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

July, with average temperatures reaching a high of 86.9°F (30.5°C) and a low of 69.1°F (20.6°C), is the warmest month.

How hot is it in July?

In Creve Coeur, 86.9°F (30.5°C) is the average high-temperature and 69.1°F (20.6°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is computed to be 100.4°F (38°C).

What is the average humidity in July in Creve Coeur?

In July, the average relative humidity is 76%.

How much does it rain in July?

In Creve Coeur, in July, it is raining for 16.7 days, with typically 3.19" (81mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in July?

The average day length in July is 14h and 33min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:41 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:13 pm CDT.

What are the months with the most sunshine?

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

How many hours of sunshine does Creve Coeur have in July?

In Creve Coeur, the average sunshine duration in July is 10.5h.

What are the months with the highest UV index?

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

What is the UV index intensity in July?

In July, the average daily maximum UV index in Creve Coeur is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Creve Coeur, MO

Average temperature in July - Creve Coeur, 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).

Average pressure in July
Creve Coeur, MO

Average pressure in July - Creve Coeur, 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).

Average wind speed in July
Creve Coeur, MO

Average wind speed in July - Creve Coeur, 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).

Average humidity in July
Creve Coeur, MO

Average humidity in July - Creve Coeur, 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%).

Average rainfall in July
Creve Coeur, MO

Average rainfall in July - Creve Coeur, 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").

Average rainfall days in July
Creve Coeur, MO

Average rainfall days in July - Creve Coeur, 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).

Average snowfall in July
Creve Coeur, MO

Average snowfall in July - Creve Coeur, 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").

Average snowfall days in July
Creve Coeur, MO

Average snowfall days in July - Creve Coeur, 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).

Average daylight in July /
Average sunshine in July
Creve Coeur, MO

Average daylight in July / Average sunshine in July - Creve Coeur, MO
  • Average daylight in July: 14h and 4min

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).

Average sunshine days in July
Creve Coeur, MO

Average sunshine days in July - Creve Coeur, 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).

Average UV index in July
Creve Coeur, MO

Average UV index in July - Creve Coeur, 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).

Average cloud cover in July
Creve Coeur, MO

Average cloud cover in July - Creve Coeur, 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).

Average visibility in July
Creve Coeur, MO

Average visibility in July - Creve Coeur, 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).

Creve Coeur, Missouri, USA

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