July weather forecast
Twelve Hills, MD

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Weather in July

July, the same as June, is a moderately hot summer month in Twelve Hills, Maryland, with an average temperature ranging between max 85.8°F (29.9°C) and min 68.9°F (20.5°C).

Temperature

In Twelve Hills, the average temperatures in July are the highest, with a peak at 85.8°F (29.9°C) and a low of 68.9°F (20.5°C).

Heat index

Throughout July, the heat index is computed to be a torrid 95°F (35°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

April and July, with an average relative humidity of 72%, are the least humid months.

Rainfall

In Twelve Hills, in July, during 17.3 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, in Twelve Hills, there are 159.3 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Twelve Hills.

Daylight

The average length of the day in July in Twelve Hills is 14h and 37min.
On the first day of July, sunrise is at 5:45 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:20 pm EDT.

Sunshine

The month with the most sunshine in Twelve Hills is July, with an average of 10.8h 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 estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 6 in July suggests the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What part of the year is the hottest in Twelve Hills?

In Twelve Hills, July is known for its average highest temperatures, reaching a high of 85.8°F (29.9°C) and a low of 68.9°F (20.5°C).

How hot does it get in Twelve Hills in July?

In July, in Twelve Hills, the average high-temperature is 85.8°F (29.9°C), and the average low-temperature is 68.9°F (20.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is computed to be 95°F (35°C).

What are the least humid months in Twelve Hills?

The months with the lowest humidity are April and July, with an average relative humidity of 72%.

What is the average humidity in July in Twelve Hills?

In Twelve Hills, the average relative humidity in July is 72%.

How much does it rain in Twelve Hills in July?

In Twelve Hills, Maryland, in July, during 17.3 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

When it does not snow in Twelve Hills?

In Twelve Hills, Maryland, snow does not fall in April through October.

How many hours of daylight does Twelve Hills have in July?

The average day length in July is 14h and 37min.

What time are sunrise and sunset in July in Twelve Hills?

In July, on the first day of the month, sunrise is at 5:45 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:20 pm EDT.

What month has the most sunshine in Twelve Hills?

The month with the most sunshine in Twelve Hills, Maryland, is July, with an average of 10.8h of sunshine.

How many hours of sunshine does Twelve Hills have in July?

In Twelve Hills, Maryland, the average sunshine duration in July is 10.8h.

What is the month with the highest UV index in Twelve Hills?

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 Twelve Hills?

In Twelve Hills, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Twelve Hills, MD

Average temperature in July - Twelve Hills, MD
  • Average high temperature in July: 85.8°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in July
Twelve Hills, MD

Average pressure in July - Twelve Hills, 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 (29.94"Hg).

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Average wind speed in July
Twelve Hills, MD

Average wind speed in July - Twelve Hills, MD
  • Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in July
Twelve Hills, MD

Average humidity in July - Twelve Hills, MD
  • Average humidity in July: 72%

The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).

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Average rainfall in July
Twelve Hills, MD

Average rainfall in July - Twelve Hills, MD
  • Average rainfall in July: 3.31"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in July
Twelve Hills, MD

Average rainfall days in July - Twelve Hills, MD
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in July
Twelve Hills, MD

Average snowfall in July - Twelve Hills, MD
  • Average snowfall in July: 0"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Twelve Hills, MD

Average snowfall days in July - Twelve Hills, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Twelve Hills, MD

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

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 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

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Average sunshine days in July
Twelve Hills, MD

Average sunshine days in July - Twelve Hills, MD
  • Average sunshine days in July: 11.1 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).

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Average UV index in July
Twelve Hills, MD

Average UV index in July - Twelve Hills, 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).

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Average cloud cover in July
Twelve Hills, MD

Average cloud cover in July - Twelve Hills, MD
  • Average cloud cover in July: 29

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in July
Twelve Hills, MD

Average visibility in July - Twelve Hills, 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).

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Twelve Hills, Maryland, USA

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