July weather forecastLongtown, SC
July
Weather in July
July, the same as June, in Longtown, South Carolina, is another tropical summer month, with an average temperature fluctuating between 72.5°F (22.5°C) and 91°F (32.8°C).Temperature
July, with average temperatures reaching a high of 91°F (32.8°C) and a low of 72.5°F (22.5°C), is the warmest month.Heat index
During July, the heat index is evaluated at a scorching 109.4°F (43°C). Watchful: Heat cramps and heat exhaustion are predicted. Continued exertion could lead to heatstroke.Research indicates the heat index considers values in shaded locales and with light winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
In Longtown, South Carolina, the average relative humidity in July is 71%.Rainfall
In Longtown, in July, it is raining for 19.7 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, in Longtown, there are 157 rainfall days, and 31.54" (801mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in July in Longtown is 14h and 11min.On the first day of the month, sunrise is at 6:15 am and sunset at 8:39 pm. On the last day of July, sunrise is at 6:33 am and sunset at 8:25 pm EDT.
Sunshine
With an average of 11h of sunshine, July has the most sunshine of the year.UV index
June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 7 in July interprets into the following recommendations:
Fend off overexposure. Sun protection is vital. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Longtown, SC
- Average high temperature in July: 91°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.2°F).
- Average low temperature in July: 72.5°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure in July
Longtown, SC
- Average pressure in July: 29.99"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in July
Longtown, SC
- Average wind speed in July: 5.8mph
The windiest months (with the highest average wind speed) are February and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in July
Longtown, SC
- Average humidity in July: 71%
The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January and November (70%).
Average rainfall in July
Longtown, SC
- Average rainfall in July: 3.35"
The wettest month (with the highest rainfall) is August (3.66").
The driest months (with the least rainfall) are January and November (1.97").
Average rainfall days in July
Longtown, SC
- Average rainfall days in July: 19.7 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is October (8.2 days).
Average snowfall in July
Longtown, SC
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Longtown, SC
- Average snowfall days in July: 0 days
The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Longtown, SC
- Average daylight in July: 14h and 12min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in July: 11h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in July
Longtown, SC
- Average sunshine days in July: 8.9 days
The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in July
Longtown, SC
- Average UV index in July: 7
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in July
Longtown, SC
- Average cloud cover in July: 29
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in July
Longtown, SC
- 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).





