July weather forecastLewisdale, MD
July
Weather in July
July is a tropical summer month in Lewisdale, Maryland, with an average temperature ranging between max 87.4°F (30.8°C) and min 69.6°F (20.9°C).Temperature
July is the warmest month, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.6°F (20.9°C).Heat index
Throughout July, the heat index is computed to be a torrid 98.6°F (37°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
With an average relative humidity of 69%, July is the least humid month.Rainfall
In Lewisdale, in July, it is raining for 15.8 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, there are 154.8 rainfall days, and 30.28" (769mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in July is 14h and 35min.On the first day of July in Lewisdale, sunrise is at 5:46 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:20 pm EDT.
Sunshine
July has the most sunshine of the year in Lewisdale, with an average of 10.6h 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 health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 6 in July translates into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Lewisdale, MD
- Average high temperature in July: 87.4°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in July: 69.6°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in July
Lewisdale, 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
Lewisdale, MD
- Average wind speed in July: 5.3mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in July
Lewisdale, MD
- Average humidity in July: 69%
The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).
Average rainfall in July
Lewisdale, MD
- Average rainfall in July: 2.99"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in July
Lewisdale, MD
- Average rainfall days in July: 15.8 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in July
Lewisdale, MD
- Average snowfall in July: 0"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Lewisdale, MD
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Lewisdale, 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 36min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in July
Lewisdale, MD
- Average sunshine days in July: 13.5 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).
Average UV index in July
Lewisdale, 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, November and December (UV index 2).
Average cloud cover in July
Lewisdale, MD
- Average cloud cover in July: 32
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in July
Lewisdale, 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).





