July weather forecast
Lynnville, IL

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Weather in July

July, like June, in Lynnville, Illinois, is another warm summer month, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 83.3°F (28.5°C).

Temperature

Lynnville's July weather, marked by an average high temperature of 83.3°F (28.5°C) and an average low temperature of 66.7°F (19.3°C), is the warmest in the year.

Heat index

For most parts of July, the heat index is appraised at a tropical 93.2°F (34°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Realize that the values for the heat index are set for shaded places and light winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

With an average relative humidity of 83%, July is the most humid month.

Rainfall

In Lynnville, in July, it is raining for 15.8 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, in Lynnville, there are 148.2 rainfall days, and 29.37" (746mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In July, the average length of the day is 14h and 39min.
On the first day of July, sunrise is at 5:37 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:15 pm CDT.

Sunshine

In July, the average sunshine is 10.2h.

UV index

The months with the highest UV index in Lynnville are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 6 in July translates into this advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Jul 31, 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 Lynnville, July records the average highest temperatures, peaking at 83.3°F (28.5°C) and reaching a low of 66.7°F (19.3°C).

How hot is July?

The high-temperature, in July, in Lynnville, is 83.3°F (28.5°C), while the low-temperature averages to 66.7°F (19.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is appraised at 93.2°F (34°C).

What is the most humid month?

With an average relative humidity of 83%, July is the most humid month.

What is the average humidity in July?

In July, the average relative humidity is 83%.

How much does it rain in July?

In July, the rain falls for 15.8 days. Throughout July, 2.28" (58mm) of precipitation is accumulated.

When it does not snow?

In Lynnville, snow does not fall in May through September.

What is the average length of the day in July?

The average day length in July in Lynnville is 14h and 39min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:37 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:15 pm CDT.

How long on average sun shines in July?

In July, the average sunshine duration is 10.2h.

When is the highest UV index in Lynnville?

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

What is the UV index intensity in July?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe 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
Lynnville, IL

Average temperature in July - Lynnville, IL
  • Average high temperature in July: 83.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in July: 66.7°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in July
Lynnville, IL

Average pressure in July - Lynnville, IL
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Lynnville, IL

Average wind speed in July - Lynnville, IL
  • Average wind speed in July: 6.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in July
Lynnville, IL

Average humidity in July - Lynnville, IL
  • Average humidity in July: 83%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Lynnville, IL

Average rainfall in July - Lynnville, IL
  • Average rainfall in July: 2.28"

The wettest month (with the highest rainfall) is June (3.58").
The driest month (with the least rainfall) is December (1.54").

Average rainfall days in July
Lynnville, IL

Average rainfall days in July - Lynnville, IL
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and February (7.1 days).

Average snowfall in July
Lynnville, IL

Average snowfall in July - Lynnville, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Lynnville, IL

Average snowfall days in July - Lynnville, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Lynnville, IL

Average daylight in July / Average sunshine in July - Lynnville, IL
  • 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 24min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in July
Lynnville, IL

Average sunshine days in July - Lynnville, IL
  • Average sunshine days in July: 12.3 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in July
Lynnville, IL

Average UV index in July - Lynnville, IL
  • 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
Lynnville, IL

Average cloud cover in July - Lynnville, IL
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility in July
Lynnville, IL

Average visibility in July - Lynnville, IL
  • Average visibility in July: 5mi

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

Lynnville, Illinois, USA

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