July weather forecastHarpers, VA
July
Weather in July
July in Harpers, Virginia, is a tropical summer month, with an average temperature varying between 68.9°F (20.5°C) and 90°F (32.2°C).Temperature
Harpers's warmest month, July, registers temperatures that range from a high of 90°F (32.2°C) to a low of 68.9°F (20.5°C).Heat index
For July, the heat index is appraised at a blistering 105.8°F (41°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.Research indicates the heat index considers values in shaded locales and with light winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. 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 are quite important for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.
Humidity
July is the least humid month in Harpers, with an average relative humidity of 71%.Rainfall
In Harpers, in July, during 15.8 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, in Harpers, Virginia, there are 153.1 rainfall days, and 28.7" (729mm) of precipitation is accumulated.Snowfall
In Harpers, Virginia, snow does not fall in May through September.Daylight
In Harpers, Virginia, the average length of the day in July is 14h and 25min.On the first day of July, sunrise is at 5:55 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:18 pm EDT.
Sunshine
July has the most sunshine of the year in Harpers, Virginia, with an average of 10.6h of sunshine.UV index
The months with the highest UV index in Harpers, Virginia, are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 6 in July translates into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Harpers, VA
- Average high temperature in July: 90°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in July: 68.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in July
Harpers, VA
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in July
Harpers, VA
- Average wind speed in July: 5.5mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in July
Harpers, VA
- Average humidity in July: 71%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).
Average rainfall in July
Harpers, VA
- Average rainfall in July: 2.17"
The wettest months (with the highest rainfall) are March, May and November (2.68").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in July
Harpers, VA
- Average rainfall days in July: 15.8 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in July
Harpers, VA
- Average snowfall in July: 0"
The month with the highest snowfall is March (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Harpers, VA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (3.5 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
Harpers, 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 36min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in July
Harpers, VA
- Average sunshine days in July: 12.8 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in July
Harpers, VA
- Average UV index in July: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in July
Harpers, VA
- Average cloud cover in July: 32
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in July
Harpers, VA
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
