July weather forecastViola, DE
July
Weather in July
July is the hottest month in Viola, Delaware, with the highest average temperature soaring to 84.2°F (29°C). It marks the epitome of summer with an abundance of sun, clear skies, and minimal precipitation. Despite rare occurrences of heavy rainfall, the city enjoys a decent amount of sunshine. People engage in water activities, picnics, and sunbathing as they make the most of the sunny weather. Wind speeds reduce, adding to the summer heat.Temperature
July is the warmest month of the year, registering average temperatures as high as 84.2°F (29°C) and as low as 69.8°F (21°C).Heat index
During July, the heat index is computed to be a hot 93.2°F (34°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.Heat index readings emphasize conditions of light breezes and shaded spots. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
The average relative humidity in July is 78%.Rainfall
In Viola, in July, it is raining for 18.8 days, with typically 3.86" (98mm) of accumulated precipitation. In Viola, during the entire year, the rain falls for 167.5 days and collects up to 35.35" (898mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in July is 14h and 35min.On the first day of the month, sunrise is at 5:40 am and sunset at 8:32 pm. On the last day of July, sunrise is at 6:02 am and sunset at 8:14 pm EDT.
Sunshine
The month with the most sunshine is July, with an average of 10.6h of sunshine.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 6 during July translates into these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Viola, DE
- Average high temperature in July: 84.2°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in July: 69.8°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in July
Viola, DE
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in July
Viola, DE
- Average wind speed in July: 6.5mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in July
Viola, DE
- Average humidity in July: 78%
The months with the highest relative humidity are May, August and September (79%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in July
Viola, DE
- Average rainfall in July: 3.86"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in July
Viola, DE
- Average rainfall days in July: 18.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9 days).
Average snowfall in July
Viola, DE
- Average snowfall in July: 0"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Viola, DE
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Viola, DE
- Average daylight in July: 14h and 36min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- 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 February (Average sunshine: 4h and 54min).
Average sunshine days in July
Viola, DE
- Average sunshine days in July: 9.7 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (9.7 days).
Average UV index in July
Viola, DE
- 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 and December (UV index 2).
Average cloud cover in July
Viola, DE
- Average cloud cover in July: 30
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in July
Viola, DE
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





