July weather forecastWilliamson, WV
July
Weather in July
July is the zenith of summer in Williamson, with temperatures hitting their peak at 86°F (30°C). The city is abuzz with outdoor activities, from picnics in parks to long scenic drives. Almost every day is sun-soaked, the warmth lingers even after sundown. Sun protection becomes paramount with the high UV index. Despite the rising heat, the city remains relatively humid due to the consistent rainfall.Temperature
July is the month when Williamson experiences its warmest temperatures, averaging a high of 86°F (30°C) and a low of 63.1°F (17.3°C).Heat index
The average heat index in July is evaluated at a fiery hot 96.8°F (36°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.Understand that the heat index values take into account shaded locations and mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.
Humidity
July, August and November, with an average relative humidity of 75%, are the least humid months.Rainfall
In Williamson, in July, during 17.1 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Williamson, during the entire year, the rain falls for 163.6 days and collects up to 30.43" (773mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In July, the average length of the day in Williamson is 14h and 28min.On the first day of July, sunrise is at 6:11 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:38 pm EDT.
Sunshine
The average sunshine in July is 10.2h.UV index
In Williamson, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In July, the maximum UV index of 5 suggests these recommendations:
Take precautions - Protection against skin and eye damage is obliged. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Williamson, WV
- Average high temperature in July: 86°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in July: 63.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in July
Williamson, WV
- 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
Williamson, WV
- Average wind speed in July: 4.3mph
The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in July
Williamson, WV
- Average humidity in July: 75%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are July, August and November (75%).
Average rainfall in July
Williamson, WV
- Average rainfall in July: 2.36"
The wettest months (with the highest rainfall) are February and May (3.27").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in July
Williamson, WV
- Average rainfall days in July: 17.1 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in July
Williamson, WV
- Average snowfall in July: 0"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Williamson, WV
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Williamson, WV
- Average daylight in July: 14h and 30min
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 36min).
- Average sunshine in July: 10h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in July
Williamson, WV
- Average sunshine days in July: 12 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in July
Williamson, WV
- Average UV index in July: 5
The months with the highest UV index are June 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
Williamson, WV
- Average cloud cover in July: 33
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in July
Williamson, WV
- Average visibility in July: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





