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
The average temperatures reach their apex in July, averaging 83.3°F (28.5°C) at the high end and 78.3°F (25.7°C) at the low end.Heat index
In July, the heat index is computed to be a hot 91.4°F (33°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
Humidity
May through August, with an average relative humidity of 78%, are the most humid months in Williston.Rainfall
In Williston, in July, during 22 rainfall days, 4.33" (110mm) of precipitation is typically accumulated. Throughout the year, in Williston, there are 181.4 rainfall days, and 34.76" (883mm) of precipitation is accumulated.Snowfall
In Williston, snow does not fall in March through December.Daylight
The average length of the day in July is 14h and 13min.On the first day of the month, sunrise is at 5:56 am and sunset at 8:23 pm. On the last day of July, in Williston, North Carolina, sunrise is at 6:15 am and sunset at 8:09 pm EDT.
Sunshine
The average sunshine in July is 10.7h.UV index
The months with the highest UV index in Williston are June through August, with an average maximum UV index of 7. 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 7 during July translates into the following guidance:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month in Williston?
How hot is it in Williston in July?
What is the most humid month in Williston?
What is the average humidity in July in Williston?
How many days does it rain in July in Williston?
When it does not snow in Williston?
What is the average length of the day in July in Williston?
When is the sunrise / sunset in July in Williston?
How long on average sun shines in July in Williston?
What is the month with the highest UV index in Williston?
What is the UV index intensity in July in Williston?
Average temperature in July
Williston, NC
- 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 (54.1°F).
- Average low temperature in July: 78.3°F
The month with the highest average low temperature is July (78.3°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).
Average pressure in July
Williston, NC
- Average pressure in July: 30"Hg
The month with the highest atmospheric pressure is December (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in July
Williston, NC
- Average wind speed in July: 11.7mph
The windiest months (with the highest average wind speed) are February and March (14mph).
The calmest month (with the lowest average wind speed) is August (10.4mph).
Average humidity in July
Williston, NC
- Average humidity in July: 78%
The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are February, March and October (74%).
Average rainfall in July
Williston, NC
- Average rainfall in July: 4.33"
The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in July
Williston, NC
- Average rainfall days in July: 22 days
The month with the highest number of rainy days is August (22.3 days).
The months with the least rainy days are February and November (11.1 days).
Average snowfall in July
Williston, NC
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in July
Williston, NC
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in July /
Average sunshine in July
Williston, NC
- Average daylight in July: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in July: 10h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in July
Williston, NC
- Average sunshine days in July: 6.4 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in July
Williston, NC
- Average UV index in July: 7
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in July
Williston, NC
- Average cloud cover in July: 28
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in July
Williston, NC
- 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).
Williston, North Carolina, USA
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