July weather forecast
Dayton, MO

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Weather in July

July in Dayton, Missouri, is a tropical summer month, with temperature in the range of an average low of 68.9°F (20.5°C) and an average high of 86.5°F (30.3°C).

Temperature

Dayton records the warmest temperatures in July, averaging a high of 86.5°F (30.3°C) and a low of 68.9°F (20.5°C).

Heat index

July's mean heat index is evaluated at a fiery hot 100.4°F (38°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. 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. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In Dayton, the average relative humidity in July is 77%.

Rainfall

In Dayton, in July, it is raining for 13.2 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Dayton, there are 114.1 rainfall days, and 13.9" (353mm) of precipitation is accumulated.

Snowfall

April, June through September are months without snowfall.

Daylight

In July, the average length of the day in Dayton is 14h and 32min.
On the first day of the month, sunrise is at 5:56 am and sunset at 8:44 pm. On the last day of July, sunrise is at 6:18 am and sunset at 8:27 pm CDT.

Sunshine

July has the most sunshine of the year in Dayton, Missouri, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high UV index of 6 in July translates into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What part of the year is the hottest in Dayton?

Dayton's July weather, with an average high temperature of 86.5°F (30.3°C) and an average low temperature of 68.9°F (20.5°C), tends to be the warmest of the year.

Is it hot in Dayton during July?

The average high-temperature and low-temperature during July are 86.5°F (30.3°C) and 68.9°F (20.5°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 100.4°F (38°C).

What is the average humidity in July in Dayton?

In Dayton, Missouri, the average relative humidity in July is 77%.

How many days does it rain in July in Dayton?

In July, in Dayton, the rain falls for 13.2 days. Throughout July, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Dayton?

In Dayton, Missouri, snow does not fall in April, June through September.

How many hours of daylight does Dayton have in July?

The average day length in July in Dayton, Missouri, is 14h and 32min.

When are sunrise and sunset in July in Dayton?

On the first day of July in Dayton, Missouri, sunrise is at 5:56 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:27 pm CDT.

What month has the most sunshine in Dayton?

The month with the most sunshine in Dayton, Missouri, is July, with an average of 10.5h of sunshine.

How many hours of sunshine does Dayton have in July?

The average sunshine duration in July in Dayton is 10.5h.

What are the months with the highest UV index in Dayton?

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

How high is the UV index in July in Dayton?

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

Average temperature in July - Dayton, MO
  • Average high temperature in July: 86.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°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
Dayton, MO

Average pressure in July - Dayton, MO
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in July
Dayton, MO

Average wind speed in July - Dayton, MO
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in July
Dayton, MO

Average humidity in July - Dayton, MO
  • Average humidity in July: 77%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
Dayton, MO

Average rainfall in July - Dayton, MO
  • Average rainfall in July: 1.65"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in July
Dayton, MO

Average rainfall days in July - Dayton, MO
  • Average rainfall days in July: 13.2 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (3.5 days).

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Average snowfall in July
Dayton, MO

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

The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, June, July, August and September (0").

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Average snowfall days in July
Dayton, MO

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

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Dayton, 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 month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

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Average sunshine days in July
Dayton, MO

Average sunshine days in July - Dayton, MO
  • Average sunshine days in July: 14.3 days

The month with the most sunshine days is January (25.2 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in July
Dayton, MO

Average UV index in July - Dayton, 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, November and December (UV index 2).

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Average cloud cover in July
Dayton, MO

Average cloud cover in July - Dayton, MO
  • Average cloud cover in July: 26

The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 26).

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Average visibility in July
Dayton, MO

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

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