July weather forecastBlacksburg, VA
July
Weather in July
July, positioned in the crux of summer, showcases Blacksburg, Virginia at its hottest. This month holds the maximum average higher temperature of 83.3°F (28.5°C), crowning it as the hottest month of the year. The city is treated to 14.4 hours of daylight, with an impressive 10.2 hours average of sunshine per day. The clear, warm weather in July provides a perfect setting for barbecues, picnics, and a multitude of outdoor activities. Venturing into August, residents can anticipate a continuation of the warm, sunny climate despite a slight dip in temperatures.Temperature
The warmest month is July, with an average high-temperature of 83.3°F (28.5°C) and an average low-temperature of 61°F (16.1°C).Heat index
The heat index in July is computed to be a tropical 89.6°F (32°C). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
With an average relative humidity of 75%, July is the least humid month in Blacksburg.Rainfall
In Blacksburg, Virginia, during July, the rain falls for 18.9 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, in Blacksburg, there are 181.4 rainfall days, and 30.98" (787mm) of precipitation is accumulated.Snowfall
In Blacksburg, snow does not fall in June through September.Daylight
In July, the average length of the day is 14h and 26min.On the first day of the month, sunrise is at 6:05 am and sunset at 8:45 pm. On the last day of July, sunrise is at 6:26 am and sunset at 8:29 pm EDT.
Sunshine
In July, the average sunshine is 10.2h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Blacksburg. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 6 during July leads to these advisories:
Resist extreme sun exposure. Guarding against solar damage is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Blacksburg, VA
- 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 (39.4°F).
- Average low temperature in July: 61°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in July
Blacksburg, VA
- Average pressure in July: 30.01"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in July
Blacksburg, VA
- Average wind speed in July: 4.5mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in July
Blacksburg, VA
- Average humidity in July: 75%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is July (75%).
Average rainfall in July
Blacksburg, VA
- Average rainfall in July: 2.48"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in July
Blacksburg, VA
- Average rainfall days in July: 18.9 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in July
Blacksburg, VA
- Average snowfall in July: 0"
The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Blacksburg, VA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Blacksburg, VA
- Average daylight in July: 14h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in July: 10h and 12min
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
Blacksburg, VA
- Average sunshine days in July: 9.2 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is May (8.6 days).
Average UV index in July
Blacksburg, VA
- 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
Blacksburg, VA
- Average cloud cover in July: 36
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 35).
Average visibility in July
Blacksburg, VA
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).





