July weather forecast
Grantham Hall, MD

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Weather in July

July, like June, in Grantham Hall, Maryland, is another warm summer month, with temperature in the range of an average low of 71.6°F (22°C) and an average high of 84.7°F (29.3°C).

Temperature

Grantham Hall, Maryland, experiences its highest temperatures in July, with an average peak of 84.7°F (29.3°C) and a low of 71.6°F (22°C).

Heat index

Throughout July, the heat index is estimated at a tropical 93.2°F (34°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. 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 remain especially vital for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 75%.

Rainfall

In Grantham Hall, in July, during 15.3 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 132.3 rainfall days, and 15.83" (402mm) of precipitation is accumulated.

Snowfall

In Grantham Hall, snow does not fall in April through October.

Daylight

In July, the average length of the day is 14h and 34min.
On the first day of July in Grantham Hall, sunrise is at 5:45 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:17 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.9h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July, characterized by an average high temperature of 84.7°F (29.3°C) and a low temperature of 71.6°F (22°C), is generally the warmest month.

How hot does it get in July?

The average high-temperature and low-temperature during July are 84.7°F (29.3°C) and 71.6°F (22°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 93.2°F (34°C).

What is the average humidity in July?

In Grantham Hall, the average relative humidity in July is 75%.

How much does it rain in July?

In Grantham Hall, Maryland, in July, it is raining for 15.3 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in July in Grantham Hall?

The average day length in July in Grantham Hall is 14h and 34min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 5:45 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:17 pm EDT.

What month has the most sunshine?

With an average of 10.9h of sunshine, July has the most sunshine of the year in Grantham Hall.

How many hours of sunshine does Grantham Hall have in July?

In Grantham Hall, the average sunshine duration in July is 10.9h.

What is the month with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in July?

In July, the average daily maximum UV index in Grantham Hall is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Grantham Hall, MD

Average temperature in July - Grantham Hall, MD
  • Average high temperature in July: 84.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in July: 71.6°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in July
Grantham Hall, MD

Average pressure in July - Grantham Hall, MD
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in July
Grantham Hall, MD

Average wind speed in July - Grantham Hall, MD
  • Average wind speed in July: 6.6mph

The windiest months (with the highest average wind speed) are January and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in July
Grantham Hall, MD

Average humidity in July - Grantham Hall, MD
  • Average humidity in July: 75%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (72%).

Average rainfall in July
Grantham Hall, MD

Average rainfall in July - Grantham Hall, MD
  • Average rainfall in July: 2.36"

The wettest month (with the highest rainfall) is August (2.4").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in July
Grantham Hall, MD

Average rainfall days in July - Grantham Hall, MD
  • Average rainfall days in July: 15.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (6.6 days).

Average snowfall in July
Grantham Hall, MD

Average snowfall in July - Grantham Hall, MD
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Grantham Hall, MD

Average snowfall days in July - Grantham Hall, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (2.9 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
Grantham Hall, MD

Average daylight in July / Average sunshine in July - Grantham Hall, MD
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in July
Grantham Hall, MD

Average sunshine days in July - Grantham Hall, MD
  • Average sunshine days in July: 13.8 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (13.7 days).

Average UV index in July
Grantham Hall, MD

Average UV index in July - Grantham Hall, 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 and December (UV index 2).

Average cloud cover in July
Grantham Hall, MD

Average cloud cover in July - Grantham Hall, MD
  • Average cloud cover in July: 27

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in July
Grantham Hall, MD

Average visibility in July - Grantham Hall, MD
  • 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).

Grantham Hall, Maryland, USA

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