Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July is the warmest month, exhibiting average temperatures of 83.1°F (28.4°C) at the peak and 66.6°F (19.2°C) at the base.Heat index
In July, the average heat index is evaluated at a hot 93.2°F (34°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
The most humid month is July, with an average relative humidity of 83%.Rainfall
In Virginia, Illinois, during July, the rain falls for 18.1 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, in Virginia, there are 155 rainfall days, and 31.73" (806mm) of precipitation is accumulated.Snowfall
In Virginia, snow does not fall in May through September.Daylight
In Virginia, the average length of the day in July is 14h and 41min.On the first day of the month, sunrise is at 5:36 am and sunset at 8:33 pm. On the last day of July, sunrise is at 5:59 am and sunset at 8:15 pm CDT.
Sunshine
In Virginia, the average sunshine in July is 10.2h.UV index
June 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 hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 6 during July translates into the following directions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest?
Is it hot during July?
What is the most humid month?
What is the average humidity in July?
How many days does it rain in July?
When it does not snow?
What is the average length of the day in July?
When are sunrise and sunset in July?
How many hours of sunshine does Virginia have in July?
When is the highest UV index?
How high is the UV index in July?
Average temperature in July
Virginia, IL
- Average high temperature in July: 83.1°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in July: 66.6°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in July
Virginia, IL
- Average pressure in July: 29.96"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
Virginia, IL
- Average wind speed in July: 6.2mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in July
Virginia, 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
Virginia, IL
- Average rainfall in July: 2.8"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is December (1.57").
Average rainfall days in July
Virginia, IL
- Average rainfall days in July: 18.1 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (6.6 days).
Average snowfall in July
Virginia, IL
- Average snowfall in July: 0"
The month with the highest snowfall is January (3.9").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Virginia, IL
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (10 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
Virginia, IL
- Average daylight in July: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
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 12min).
Average sunshine days in July
Virginia, IL
- Average sunshine days in July: 9.8 days
The months with the most sunshine days are November and December (18.6 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in July
Virginia, 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
Virginia, IL
- Average cloud cover in July: 30
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).
Average visibility in July
Virginia, IL
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Virginia, Illinois, USA
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