July weather forecast
Seymour, MO

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Weather in July

July is a hot summer month in Seymour, Missouri, with an average temperature varying between 67.5°F (19.7°C) and 87.8°F (31°C).

Temperature

July is the warmest month of the year, registering average temperatures as high as 87.8°F (31°C) and as low as 67.5°F (19.7°C).

Heat index

For most parts of July, the heat index is estimated at a fiery hot 102.2°F (39°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in July is 75%.

Rainfall

In Seymour, in July, it is raining for 18.3 days, with typically 3.94" (100mm) of accumulated precipitation. Throughout the year, there are 159.6 rainfall days, and 36.22" (920mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Seymour.

Daylight

In Seymour, the average length of the day in July is 14h and 25min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:35 pm. On the last day of July, sunrise is at 6:15 am and sunset at 8:19 pm CDT.

Sunshine

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

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

In Seymour, July records the average highest temperatures, peaking at 87.8°F (31°C) and reaching a low of 67.5°F (19.7°C).

How hot does it get in Seymour in July?

The high-temperature, in July, in Seymour, records 87.8°F (31°C), while the low-temperature is 67.5°F (19.7°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in July is estimated at 102.2°F (39°C).

What is the average humidity in July?

The average relative humidity in July is 75%.

How much does it rain in July?

In Seymour, in July, it is raining for 18.3 days, with typically 3.94" (100mm) of accumulated precipitation.

When it does not snow?

June through October are months without snowfall.

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

The average day length in July is 14h and 25min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:55 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:19 pm CDT.

How long on average sun shines in July?

The average sunshine duration in July is 10.3h.

When is 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 reading of 6 to 7 represents a high health risk 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
Seymour, MO

Average temperature in July - Seymour, MO
  • Average high temperature in July: 87.8°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in July: 67.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in July
Seymour, MO

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Seymour, MO

Average wind speed in July - Seymour, MO
  • Average wind speed in July: 5.9mph

The windiest months (with the highest average wind speed) are January and March (9.5mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in July
Seymour, MO

Average humidity in July - Seymour, MO
  • Average humidity in July: 75%

The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (73%).

Average rainfall in July
Seymour, MO

Average rainfall in July - Seymour, MO
  • Average rainfall in July: 3.94"

The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in July
Seymour, MO

Average rainfall days in July - Seymour, MO
  • Average rainfall days in July: 18.3 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in July
Seymour, MO

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

The month with the highest snowfall is February (3.5").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in July
Seymour, MO

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

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Seymour, MO
  • Average daylight in July: 14h and 2min

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 42min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

Average sunshine days in July
Seymour, MO

Average sunshine days in July - Seymour, MO
  • Average sunshine days in July: 11.1 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in July
Seymour, MO

Average UV index in July - Seymour, 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
Seymour, MO

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

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 29).

Average visibility in July
Seymour, MO

Average visibility in July - Seymour, 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).

Seymour, Missouri, USA

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