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's warmest temperatures are experienced in July, with average high temperatures of 82.4°F (28°C) and lows of 59.5°F (15.3°C).Heat index
During July, the heat index is estimated at a tropical 89.6°F (32°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
June and July, with an average relative humidity of 76%, are the least humid months.Rainfall
In July, the rain falls for 17.8 days. Throughout July, 2.2" (56mm) of precipitation is accumulated. In Williamsville, during the entire year, the rain falls for 161.8 days and collects up to 29.53" (750mm) of precipitation.Snowfall
In Williamsville, snow does not fall in June through September.Daylight
The average length of the day in July is 14h and 31min.On the first day of July, 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 in Williamsville. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In July, an average UV index of 5 transforms into the following instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
Is it hot during July?
What is the least humid month?
What is the average humidity in July in Williamsville?
How much does it rain in July?
When it does not snow?
How many hours of daylight does Williamsville have in July?
What time are sunrise and sunset in July?
How long on average sun shines in July?
What is the month with the highest UV index?
What is the UV index reading in July?
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
Weather forecast for your location
2. Allow the app to use your location