July weather forecastHanahan, SC
July
Weather in July
July is the heart of the summer season in Hanahan; it holds the highest temperatures and significant rainfall. In this period, temperatures reach a high, veering up to 90.5°F (32.5°C), making it the warmest month of the year. When compared with June, July carries a similar weather pattern but with slightly higher temperatures and increased rainfall. However, as the month progresses towards August, there's a slight dip in temperatures with increased rainfall. Despite the heat, July's sunny days and warm nights make this month a real summer treat.Temperature
The warmest period tends to be July, when average temperatures fluctuate between a high of 90.5°F (32.5°C) and a low of 75.7°F (24.3°C).Heat index
During July, the heat index is appraised at a blisteringly hot 111.2°F (44°C). Be wary: Heat exhaustion and heat cramps are highly anticipated. With continued activity, heatstroke is very likely.In the scope of the heat index, its values resonate with shade and light wind conditions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are quite important for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
In July, the average relative humidity is 74%.Rainfall
In July, the rain falls for 22.3 days. Throughout July, 4.09" (104mm) of precipitation is accumulated. In Hanahan, during the entire year, the rain falls for 172.6 days and collects up to 39.13" (994mm) of precipitation.Snowfall
March through November are months without snowfall.Daylight
In Hanahan, the average length of the day in July is 14h and 4min.On the first day of the month, sunrise is at 6:15 am and sunset at 8:32 pm. On the last day of July, sunrise is at 6:33 am and sunset at 8:19 pm EDT.
Sunshine
The month with the most sunshine is July, with an average of 10.9h of sunshine.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 7 during July leads to these instructions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Hanahan, SC
- Average high temperature in July: 90.5°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in July: 75.7°F
The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).
Average pressure in July
Hanahan, SC
- Average pressure in July: 30"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in July
Hanahan, SC
- Average wind speed in July: 6.3mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in July
Hanahan, SC
- Average humidity in July: 74%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (72%).
Average rainfall in July
Hanahan, SC
- Average rainfall in July: 4.09"
The wettest month (with the highest rainfall) is August (6.22").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in July
Hanahan, SC
- Average rainfall days in July: 22.3 days
The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in July
Hanahan, SC
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in July
Hanahan, SC
- Average snowfall days in July: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in July /
Average sunshine in July
Hanahan, SC
- Average daylight in July: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in July: 10h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in July
Hanahan, SC
- Average sunshine days in July: 6.6 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in July
Hanahan, SC
- 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
Hanahan, SC
- Average cloud cover in July: 27
The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).
Average visibility in July
Hanahan, 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).





