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

In Creve Coeur, Missouri, the month of July is known for its highest average temperatures, reaching a high of 86.9°F (30.5°C) and a low of 69.1°F (20.6°C).

Heat index

The heat index value during July is estimated at a torrid 100.4°F (38°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In Creve Coeur, in July, during 16.7 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, there are 144.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In July, the average length of the day in Creve Coeur, Missouri, 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 in Creve Coeur.

UV index

May through August, 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 ordinary person.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What is the warmest month in Creve Coeur?

The warmest period in Creve Coeur tends to be July, when average temperatures fluctuate between a high of 86.9°F (30.5°C) and a low of 69.1°F (20.6°C).

How hot is July in Creve Coeur?

During July, Creve Coeur experiences an average high-temperature of 86.9°F (30.5°C) and a low-temperature of 69.1°F (20.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 100.4°F (38°C).

What is the average humidity in July in Creve Coeur?

In July, the average relative humidity is 76%.

How many days does it rain in July in Creve Coeur?

In Creve Coeur, 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 Creve Coeur?

April through October are months without snowfall.

What is the average length of the day in July in Creve Coeur?

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

When is the sunrise / sunset in July in Creve Coeur?

On the first day of July, 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 in Creve Coeur?

The months with the most sunshine in Creve Coeur, Missouri, 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 in Creve Coeur?

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

How high is the UV index in July in Creve Coeur?

In Creve Coeur, Missouri, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Creve Coeur, Missouri, USA

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