July weather forecast
Duke, MO

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Weather in July

July, the same as June, in Duke, Missouri, is another hot summer month, with an average temperature varying between 89.2°F (31.8°C) and 67.8°F (19.9°C).

Temperature

Duke witnesses the warmest weather in July, with temperatures averaging a high of 89.2°F (31.8°C) and a low of 67.8°F (19.9°C).

Heat index

In July, the average heat index is computed to be a blistering 105.8°F (41°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index determinations are made taking into account the shade and light air movements. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

The average relative humidity in July is 74%.

Rainfall

In Duke, during July, the rain falls for 16.8 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Duke, during the entire year, the rain falls for 148.9 days and collects up to 32.4" (823mm) of precipitation.

Snowfall

In Duke, snow does not fall in June through October.

Daylight

In Duke, the average length of the day in July is 14h and 28min.
On the first day of July, sunrise is at 5:50 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:17 pm CDT.

Sunshine

The average sunshine in July is 10.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Duke. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the hottest time of year in Duke?

July is the warmest month, exhibiting average temperatures of 89.2°F (31.8°C) at the peak and 67.8°F (19.9°C) at the base.

How hot does it get in Duke in July?

In July, the average high-temperature and low-temperature in Duke are 89.2°F (31.8°C) and 67.8°F (19.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in July is computed to be 105.8°F (41°C).

What is the average humidity in July in Duke?

In Duke, the average relative humidity in July is 74%.

How much does it rain in Duke in July?

In July, in Duke, Missouri, the rain falls for 16.8 days. Throughout July, 2.95" (75mm) of precipitation is accumulated.

When it does not snow in Duke?

June through October are months without snowfall in Duke, Missouri.

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

The average day length in July in Duke, Missouri, is 14h and 28min.

When is the sunrise / sunset in July in Duke?

On the first day of July in Duke, sunrise is at 5:50 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:17 pm CDT.

How long on average sun shines in July in Duke?

In Duke, the average sunshine duration in July is 10.4h.

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

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

What is the UV index reading in July in Duke?

In July, the average daily maximum UV index in Duke, Missouri, is 6. A UV Index value 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
Duke, MO

Average temperature in July - Duke, MO
  • Average high temperature in July: 89.2°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in July: 67.8°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in July
Duke, MO

Average pressure in July - Duke, MO
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Duke, MO

Average wind speed in July - Duke, MO
  • Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

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Average humidity in July
Duke, MO

Average humidity in July - Duke, MO
  • Average humidity in July: 74%

The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are August, September and October (73%).

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Average rainfall in July
Duke, MO

Average rainfall in July - Duke, MO
  • Average rainfall in July: 2.95"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in July
Duke, MO

Average rainfall days in July - Duke, MO
  • Average rainfall days in July: 16.8 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (7 days).

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Average snowfall in July
Duke, MO

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

The month with the highest snowfall is February (3.43").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Duke, MO

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

The month with the highest number of snowfall days is February (5.7 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
Duke, MO

Average daylight in July / Average sunshine in July - Duke, MO
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in July
Duke, MO

Average sunshine days in July - Duke, MO
  • Average sunshine days in July: 11.6 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in July
Duke, MO

Average UV index in July - Duke, 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
Duke, MO

Average cloud cover in July - Duke, MO
  • Average cloud cover in July: 30

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in July
Duke, MO

Average visibility in July - Duke, MO
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Duke, Missouri, USA

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