July weather forecast
Napoleon, MO

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Weather in July

July is a hot summer month in Napoleon, Missouri, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 68°F (20°C).

Temperature

Napoleon's July weather reaches an average high of 86.2°F (30.1°C) and an average low of 68°F (20°C), making it the warmest month.

Heat index

The heat index in July is appraised at a very hot 98.6°F (37°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In Napoleon, the average relative humidity in July is 78%.

Rainfall

In July, in Napoleon, the rain falls for 14.8 days. Throughout July, 3.23" (82mm) of precipitation is accumulated. In Napoleon, during the entire year, the rain falls for 136.3 days and collects up to 27.28" (693mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July in Napoleon is 14h and 36min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:46 pm. On the last day of July, in Napoleon, sunrise is at 6:16 am and sunset at 8:28 pm CDT.

Sunshine

The month with the most sunshine in Napoleon is July, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

July is the warmest month, with an average high-temperature of 86.2°F (30.1°C) and an average low-temperature of 68°F (20°C).

How hot does it get in July?

The high-temperature, in July, in Napoleon, is 86.2°F (30.1°C), while the low-temperature averages to 68°F (20°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in July is appraised at 98.6°F (37°C).

What is the average humidity in July?

In July, the average relative humidity is 78%.

How many days does it rain in July?

In July, the rain falls for 14.8 days. Throughout July, 3.23" (82mm) of precipitation is accumulated.

When it does not snow?

April, June through September are months without snowfall.

How many hours of daylight does Napoleon have in July?

In July, the average day length is 14h and 36min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:54 am and sunset at 8:46 pm. On the last day of the month, in Napoleon, sunrise is at 6:16 am and sunset at 8:28 pm CDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.4h of sunshine.

How long on average sun shines in July?

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

What is the month with the highest UV index?

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

What is the UV index reading in July?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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
Napoleon, MO

Average temperature in July - Napoleon, MO
  • Average high temperature in July: 86.2°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in July: 68°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average pressure in July
Napoleon, MO

Average pressure in July - Napoleon, 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 (29.89"Hg).

Average wind speed in July
Napoleon, MO

Average wind speed in July - Napoleon, MO
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in July
Napoleon, MO

Average humidity in July - Napoleon, MO
  • Average humidity in July: 78%

The months with the highest relative humidity are May and June (79%).
The months with the lowest relative humidity are October and November (71%).

Average rainfall in July
Napoleon, MO

Average rainfall in July - Napoleon, MO
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in July
Napoleon, MO

Average rainfall days in July - Napoleon, MO
  • Average rainfall days in July: 14.8 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (5.4 days).

Average snowfall in July
Napoleon, MO

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

The month with the highest snowfall is February (3.35").
The months with the least snowfall are April, June, July, August and September (0").

Average snowfall days in July
Napoleon, MO

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

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Napoleon, MO
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
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 July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in July
Napoleon, MO

Average sunshine days in July - Napoleon, MO
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is December (22 days).
The months with the least sunshine days are May and June (11.6 days).

Average UV index in July
Napoleon, MO

Average UV index in July - Napoleon, MO
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Napoleon, MO

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

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in July
Napoleon, MO

Average visibility in July - Napoleon, 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).

Napoleon, Missouri, USA

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