July weather forecast
Hazelwood, MO

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Weather in July

July is noticeably the warmest month in Hazelwood, with temperatures peaking at 86.7°F (30.4°C). Hazelwood's weather in July is characterized by high humidity levels, prominent sunshine hours, and the absence of snowfall. Despite the heat, the city buzzes with summer activities and nightlife.

Temperature

In Hazelwood, July records the highest average temperatures, peaking at 86.7°F (30.4°C) and reaching a low of 68.9°F (20.5°C).

Heat index

Throughout July, the heat index is calculated to be a very hot 100.4°F (38°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

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

Rainfall

In Hazelwood, Missouri, during July, the rain falls for 16.3 days and regularly aggregates up to 2.87" (73mm) of precipitation. In Hazelwood, during the entire year, the rain falls for 141.9 days and collects up to 27.68" (703mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 34min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:30 pm. On the last day of July, in Hazelwood, Missouri, sunrise is at 6:02 am and sunset at 8:13 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 10.6h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Hazelwood. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, a daily UV index of 6 turns into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What time of the year is the hottest in Hazelwood?

July, with its high-temperature average of 86.7°F (30.4°C) and a low-temperature average of 68.9°F (20.5°C), is the warmest month in Hazelwood, Missouri.

How hot is July in Hazelwood?

The high-temperature, in July, in Hazelwood, records 86.7°F (30.4°C), while the low-temperature is 68.9°F (20.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 100.4°F (38°C).

What is the average humidity in July in Hazelwood?

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

How many days does it rain in July in Hazelwood?

In Hazelwood, Missouri, during July, the rain falls for 16.3 days and regularly aggregates up to 2.87" (73mm) of precipitation.

When it does not snow in Hazelwood?

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

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

The average day length in July in Hazelwood is 14h and 34min.

When are sunrise and sunset in July in Hazelwood?

On the first day of July in Hazelwood, Missouri, sunrise is at 5:40 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:13 pm CDT.

What month has the most sunshine in Hazelwood?

July has the most sunshine of the year, with an average of 10.6h of sunshine.

How long on average sun shines in July in Hazelwood?

In Hazelwood, the average sunshine duration in July is 10.6h.

When is the highest UV index in Hazelwood?

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

How high is the UV index in July in Hazelwood?

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

Average temperature in July - Hazelwood, MO
  • Average high temperature in July: 86.7°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
Hazelwood, MO

Average pressure in July - Hazelwood, 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
Hazelwood, MO

Average wind speed in July - Hazelwood, MO
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in July
Hazelwood, MO

Average humidity in July - Hazelwood, MO
  • Average humidity in July: 76%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Hazelwood, MO

Average rainfall in July - Hazelwood, MO
  • Average rainfall in July: 2.87"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (1.42").

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Average rainfall days in July
Hazelwood, MO

Average rainfall days in July - Hazelwood, MO
  • Average rainfall days in July: 16.3 days

The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are February and December (7.3 days).

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Average snowfall in July
Hazelwood, MO

Average snowfall in July - Hazelwood, MO
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.05").
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
Hazelwood, MO

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

The month with the highest number of snowfall days is January (6.8 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
Hazelwood, MO

Average daylight in July / Average sunshine in July - Hazelwood, 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 4min

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

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Average sunshine days in July
Hazelwood, MO

Average sunshine days in July - Hazelwood, MO
  • Average sunshine days in July: 11.4 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in July
Hazelwood, MO

Average UV index in July - Hazelwood, 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
Hazelwood, MO

Average cloud cover in July - Hazelwood, 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
Hazelwood, MO

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

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