July weather forecast
Crestwood, MO

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Weather in July

July in Crestwood, Missouri, is a hot summer month, with temperature in the range of an average high of 86.9°F (30.5°C) and an average low of 69.3°F (20.7°C).

Temperature

With average high and low temperatures of 86.9°F (30.5°C) and 69.3°F (20.7°C) respectively, July is Crestwood's warmest month.

Heat index

The heat index for July is appraised at a torrid 100.4°F (38°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Crestwood, the average relative humidity in July is 76%.

Rainfall

In July, the rain falls for 16.9 days. Throughout July, 3.27" (83mm) of precipitation is accumulated. In Crestwood, during the entire year, the rain falls for 146.1 days and collects up to 32.36" (822mm) of precipitation.

Snowfall

In Crestwood, snow does not fall in April through October.

Daylight

The average length of the day in July in Crestwood 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, in Crestwood, sunrise is at 6:03 am and sunset at 8:12 pm CDT.

Sunshine

In Crestwood, the average sunshine in July is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the hottest time of year in Crestwood?

July stands out as Crestwood's warmest month, with temperatures ranging between an average high of 86.9°F (30.5°C) and a low of 69.3°F (20.7°C).

Is it hot in Crestwood during July?

An average high-temperature, in July, in Crestwood, is 86.9°F (30.5°C) and the average low-temperature is 69.3°F (20.7°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in July is appraised at 100.4°F (38°C).

What is the average humidity in July in Crestwood?

In Crestwood, the average relative humidity in July is 76%.

How many days does it rain in July in Crestwood?

In Crestwood, in July, it is raining for 16.9 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow in Crestwood?

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

How many hours of daylight does Crestwood have in July?

In Crestwood, the average day length in July is 14h and 33min.

When is the sunrise / sunset in July in Crestwood?

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

How long on average sun shines in July in Crestwood?

The average sunshine duration in July in Crestwood, Missouri, is 10.3h.

When is the highest UV index in Crestwood?

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

What is the UV index reading in July in Crestwood?

In Crestwood, Missouri, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Crestwood, MO

Average temperature in July - Crestwood, 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 (37.9°F).

  • Average low temperature in July: 69.3°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in July
Crestwood, MO

Average pressure in July - Crestwood, 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
Crestwood, MO

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

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in July
Crestwood, MO

Average humidity in July - Crestwood, 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 (71%).

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Average rainfall in July
Crestwood, MO

Average rainfall in July - Crestwood, MO
  • Average rainfall in July: 3.27"

The wettest month (with the highest rainfall) is May (3.94").
The driest months (with the least rainfall) are February and November (1.77").

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Average rainfall days in July
Crestwood, MO

Average rainfall days in July - Crestwood, MO
  • Average rainfall days in July: 16.9 days

The month with the highest number of rainy days is July (16.9 days).
The months with the least rainy days are January and February (6.8 days).

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Average snowfall in July
Crestwood, MO

Average snowfall in July - Crestwood, 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
Crestwood, MO

Average snowfall days in July - Crestwood, MO
  • Average snowfall days in July: 0 days

The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Crestwood, MO

Average daylight in July / Average sunshine in July - Crestwood, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in July
Crestwood, MO

Average sunshine days in July - Crestwood, MO
  • Average sunshine days in July: 11.8 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in July
Crestwood, MO

Average UV index in July - Crestwood, 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
Crestwood, MO

Average cloud cover in July - Crestwood, MO
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in July
Crestwood, MO

Average visibility in July - Crestwood, 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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Crestwood, Missouri, USA

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