July weather forecastMcIllwain, TN
July
Weather in July
July, like June, is a hot summer month in McIllwain, Tennessee, with an average temperature ranging between min 69.1°F (20.6°C) and max 89.6°F (32°C).Temperature
July, noted for its average high-temperature of 89.6°F (32°C) and an average low-temperature of 69.1°F (20.6°C), is considered the warmest month.Heat index
The heat index in July is estimated at an extremely hot 109.4°F (43°C). Stay on guard: Heat exhaustion and heat cramps are predicted. Ongoing effort can cause heatstroke.It is important to note that the heat index values are for shaded areas and light wind scenarios. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.
Humidity
The average relative humidity in July is 76%.Rainfall
The month with the most rainfall is July, when the rain falls for 14 days and typically aggregates up to 1.5" (38mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In July, the average length of the day is 14h and 19min.On the first day of July, sunrise is at 5:39 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:57 pm CDT.
Sunshine
In July, the average sunshine in McIllwain is 10.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 6 during July, leads to the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
McIllwain, TN
- Average high temperature in July: 89.6°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in July: 69.1°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in July
McIllwain, TN
- Average pressure in July: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in July
McIllwain, TN
- Average wind speed in July: 4.8mph
The windiest months (with the highest average wind speed) are January, February and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in July
McIllwain, TN
- Average humidity in July: 76%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in July
McIllwain, TN
- Average rainfall in July: 1.5"
The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in July
McIllwain, TN
- Average rainfall days in July: 14 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is November (6.1 days).
Average snowfall in July
McIllwain, TN
- Average snowfall in July: 0"
The month with the highest snowfall is March (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
McIllwain, TN
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
McIllwain, TN
- Average daylight in July: 14h and 18min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in July: 10h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in July
McIllwain, TN
- Average sunshine days in July: 15.7 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (15.7 days).
Average UV index in July
McIllwain, TN
- Average UV index in July: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in July
McIllwain, TN
- Average cloud cover in July: 34
The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in July
McIllwain, TN
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).





