July weather forecast
Wheaton Hills, MD

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Weather in July

July is a hot summer month in Wheaton Hills, Maryland, with an average temperature varying between 68.7°F (20.4°C) and 87.3°F (30.7°C).

Temperature

In Wheaton Hills, July records the highest average temperatures, peaking at 87.3°F (30.7°C) and reaching a low of 68.7°F (20.4°C).

Heat index

In July, the average heat index is computed to be a torrid 98.6°F (37°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The least humid month in Wheaton Hills, Maryland, is July, with an average relative humidity of 70%.

Rainfall

In July, the rain falls for 17.5 days. Throughout July, 3.23" (82mm) of precipitation is accumulated. In Wheaton Hills, Maryland, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.

Snowfall

In Wheaton Hills, snow does not fall in May through October.

Daylight

In Wheaton Hills, the average length of the day in July is 14h and 35min.
On the first day of July in Wheaton Hills, 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 8:20 pm EDT.

Sunshine

July has the most sunshine of the year, 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 value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the hottest time of year in Wheaton Hills?

July brings the highest temperatures in Wheaton Hills, with an average high of 87.3°F (30.7°C) and an average low of 68.7°F (20.4°C).

How hot does it get in Wheaton Hills in July?

During July, Wheaton Hills experiences an average high-temperature of 87.3°F (30.7°C) and a low-temperature of 68.7°F (20.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in July is computed to be 98.6°F (37°C).

What is the least humid month in Wheaton Hills?

With an average relative humidity of 70%, July is the least humid month in Wheaton Hills.

What is the average humidity in July in Wheaton Hills?

In Wheaton Hills, Maryland, the average relative humidity in July is 70%.

How many days does it rain in July in Wheaton Hills?

In Wheaton Hills, during July, the rain falls for 17.5 days and regularly aggregates up to 3.23" (82mm) of precipitation.

When it does not snow in Wheaton Hills?

May through October are months without snowfall.

What is the average length of the day in July in Wheaton Hills?

In Wheaton Hills, the average day length in July is 14h and 35min.

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

In July, on the first day of the month, 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 8:20 pm EDT.

What month has the most sunshine in Wheaton Hills?

The month with the most sunshine is July, with an average of 10.8h of sunshine.

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

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

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

May through August, with an average maximum UV index of 6, are months with the highest UV index in Wheaton Hills, Maryland.

What is the UV index intensity in July in Wheaton Hills?

The average daily maximum UV index in July in Wheaton Hills, Maryland, is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Wheaton Hills, MD

Average temperature in July - Wheaton Hills, MD
  • Average high temperature in July: 87.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in July: 68.7°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in July
Wheaton Hills, MD

Average pressure in July - Wheaton 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 (29.95"Hg).

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Average wind speed in July
Wheaton Hills, MD

Average wind speed in July - Wheaton Hills, MD
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in July
Wheaton Hills, MD

Average humidity in July - Wheaton Hills, MD
  • Average humidity in July: 70%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in July
Wheaton Hills, MD

Average rainfall in July - Wheaton Hills, MD
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in July
Wheaton Hills, MD

Average rainfall days in July - Wheaton Hills, MD
  • Average rainfall days in July: 17.5 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in July
Wheaton Hills, MD

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

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

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Average snowfall days in July
Wheaton Hills, MD

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

The months with the highest number of snowfall days are January and February (5.1 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
Wheaton Hills, MD

Average daylight in July / Average sunshine in July - Wheaton 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 month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in July
Wheaton Hills, MD

Average sunshine days in July - Wheaton Hills, MD
  • Average sunshine days in July: 11 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

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Average UV index in July
Wheaton Hills, MD

Average UV index in July - Wheaton 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, November and December (UV index 2).

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Average cloud cover in July
Wheaton Hills, MD

Average cloud cover in July - Wheaton Hills, MD
  • Average cloud cover in July: 31

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in July
Wheaton Hills, MD

Average visibility in July - Wheaton Hills, 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).

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Wheaton Hills, Maryland, USA

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