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
Williamsville experiences its highest average temperatures in July, reaching a peak of 82.4°F (28°C) and a minimum of 59.5°F (15.3°C).Heat index
The heat index for July is calculated to be a hot 89.6°F (32°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
The months with the lowest humidity are June and July, with an average relative humidity of 76%.Rainfall
In Williamsville, in July, it is raining for 17.8 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 161.8 rainfall days, and 29.53" (750mm) of precipitation is accumulated.Snowfall
In Williamsville, snow does not fall in June through September.Daylight
In Williamsville, the average length of the day in July is 14h and 31min.On the first day of July in Williamsville, Virginia, sunrise is at 5:59 am and sunset at 8:45 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:28 pm EDT.
Sunshine
In July, the average sunshine is 10.2h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 5 during July translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What is the hottest time of year in Williamsville?
How hot is it in Williamsville in July?
What are the least humid months in Williamsville?
What is the average humidity in July in Williamsville?
How many days does it rain in July in Williamsville?
When it does not snow in Williamsville?
How many hours of daylight does Williamsville have in July?
When are sunrise and sunset in July in Williamsville?
How many hours of sunshine does Williamsville have in July?
What is the month with the highest UV index in Williamsville?
How high is the UV index in July in Williamsville?
Average temperature in July
Williamsville, VA
- Average high temperature in July: 82.4°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in July: 59.5°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in July
Williamsville, VA
- Average pressure in July: 30"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in July
Williamsville, VA
- Average wind speed in July: 4.3mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in July
Williamsville, VA
- Average humidity in July: 76%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June and July (76%).
Average rainfall in July
Williamsville, VA
- Average rainfall in July: 2.2"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in July
Williamsville, VA
- Average rainfall days in July: 17.8 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in July
Williamsville, VA
- Average snowfall in July: 0"
The month with the highest snowfall is February (9.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Williamsville, VA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Williamsville, VA
- Average daylight in July: 14h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- 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: 5h and 0min).
Average sunshine days in July
Williamsville, VA
- Average sunshine days in July: 9.7 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in July
Williamsville, VA
- Average UV index in July: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Williamsville, VA
- Average cloud cover in July: 36
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, July and November (Cloud cover 36).
Average visibility in July
Williamsville, VA
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (5mi).
The months with the lowest visibility are May and September (4mi).
Williamsville, Virginia, USA
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