July weather forecastBrook Hollow, MD
July
Weather in July
July, like June, in Brook Hollow, Maryland, is a moderately hot summer month, with an average temperature fluctuating between 85.6°F (29.8°C) and 66.6°F (19.2°C).Temperature
July is the month when Brook Hollow's temperatures reach their peak, with averages of 85.6°F (29.8°C) and lows of 66.6°F (19.2°C).Heat index
July's mean heat index is computed to be a sweltering 96.8°F (36°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.In the scope of the heat index, its values resonate with shade and light wind conditions. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
April and July, with an average relative humidity of 74%, are the least humid months.Rainfall
In Brook Hollow, during July, the rain falls for 16.3 days and regularly aggregates up to 3.23" (82mm) of precipitation. In Brook Hollow, during the entire year, the rain falls for 158.7 days and collects up to 30.91" (785mm) of precipitation.Snowfall
In Brook Hollow, snow does not fall in June through September.Daylight
The average length of the day in July is 14h and 37min.On the first day of July, sunrise is at 5:46 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:21 pm EDT.
Sunshine
The month with the most sunshine is July, with an average of 10.8h of sunshine.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 6 during July leads to these instructions:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide 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
Average temperature in July
Brook Hollow, MD
- Average high temperature in July: 85.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in July: 66.6°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in July
Brook Hollow, MD
- Average pressure in July: 29.97"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in July
Brook Hollow, MD
- Average wind speed in July: 5mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in July
Brook Hollow, MD
- Average humidity in July: 74%
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in July
Brook Hollow, MD
- Average rainfall in July: 3.23"
The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in July
Brook Hollow, MD
- Average rainfall days in July: 16.3 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in July
Brook Hollow, MD
- Average snowfall in July: 0"
The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Brook Hollow, MD
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Brook Hollow, MD
- Average daylight in July: 14h and 36min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in July: 10h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in July
Brook Hollow, MD
- Average sunshine days in July: 12.1 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in July
Brook Hollow, MD
- Average UV index in July: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Brook Hollow, MD
- Average cloud cover in July: 30
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in July
Brook Hollow, MD
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





