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
July is the warmest month, with an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 67.5°F (19.7°C).Heat index
In July, the average heat index is estimated at a tropical 93.2°F (34°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, wind, differences in body mass, height, and shape), and 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 especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Humidity
In July, the average relative humidity in Vivian is 53%.Rainfall
In Vivian, it is raining for 12.3 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, in Vivian, there are 98.5 rainfall days, and 13.7" (348mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In July, the average length of the day is 15h and 5min.On the first day of the month, sunrise is at 6:02 am and sunset at 9:27 pm. On the last day of July, sunrise is at 6:28 am and sunset at 9:06 pm CDT.
Sunshine
With an average of 11.5h of sunshine, July has the most sunshine of the year.UV index
With an average maximum UV index of 7, July is the month with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 7 in July transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
FAQ
What is the warmest month in Vivian?
What is the temperature in July in Vivian?
What is the average humidity in July in Vivian?
How much does it rain in Vivian in July?
When it does not snow in Vivian?
What is the average length of the day in July in Vivian?
When is the sunrise / sunset in July in Vivian?
What month has the most sunshine in Vivian?
How many hours of sunshine does Vivian have in July?
When is the highest UV index in Vivian?
What is the UV index reading in July in Vivian?
Average temperature in July
Vivian, SD
- Average high temperature in July: 88.7°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in July: 67.5°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in July
Vivian, SD
- Average pressure in July: 29.9"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in July
Vivian, SD
- Average wind speed in July: 10mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest months (with the lowest average wind speed) are February and August (9.9mph).
Average humidity in July
Vivian, SD
- Average humidity in July: 53%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (52%).
Average rainfall in July
Vivian, SD
- Average rainfall in July: 1.93"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in July
Vivian, SD
- Average rainfall days in July: 12.3 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in July
Vivian, SD
- Average snowfall in July: 0"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Vivian, SD
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (10 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Vivian, SD
- Average daylight in July: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in July: 11h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in July
Vivian, SD
- Average sunshine days in July: 15.1 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is June (13.7 days).
Average UV index in July
Vivian, SD
- Average UV index in July: 7
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in July
Vivian, SD
- Average cloud cover in July: 19
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 19).
Average visibility in July
Vivian, SD
- 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).
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