July weather forecast
Green Wood Knolls, MD

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Weather in July

July is a hot summer month in Green Wood Knolls, Maryland, with temperature in the range of an average high of 87.3°F (30.7°C) and an average low of 68.7°F (20.4°C).

Temperature

The temperatures reach their highest averages in July, with highs of 87.3°F (30.7°C) and lows of 68.7°F (20.4°C).

Heat index

July's heat index is computed to be a torrid 98.6°F (37°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

July is the least humid month in Green Wood Knolls, with an average relative humidity of 70%.

Rainfall

In Green Wood Knolls, in July, during 17.5 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. In Green Wood Knolls, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.

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 the month, sunrise is at 5:46 am and sunset at 8:38 pm. On the last day of July, sunrise is at 6:08 am and sunset at 8:20 pm EDT.

Sunshine

With an average of 10.8h of sunshine, July has the most sunshine of the year in Green Wood Knolls.

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 health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

What time of the year is the hottest in Green Wood Knolls?

July, having an average high-temperature of 87.3°F (30.7°C) and an average low-temperature of 68.7°F (20.4°C), is the warmest month in Green Wood Knolls.

How hot is it in Green Wood Knolls in July?

The average high-temperature, in July, in Green Wood Knolls, is 87.3°F (30.7°C), while the average low-temperature is 68.7°F (20.4°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 98.6°F (37°C).

What is the least humid month in Green Wood Knolls?

With an average relative humidity of 70%, July is the least humid month in Green Wood Knolls, Maryland.

What is the average humidity in July in Green Wood Knolls?

The average relative humidity in July is 70%.

How much does it rain in Green Wood Knolls in July?

In Green Wood Knolls, Maryland, in July, it is raining for 17.5 days, with typically 3.23" (82mm) of accumulated precipitation.

When it does not snow in Green Wood Knolls?

May through October are months without snowfall.

How many hours of daylight does Green Wood Knolls have in July?

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

What time are sunrise and sunset in July in Green Wood Knolls?

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, in Green Wood Knolls, Maryland, sunrise is at 6:08 am and sunset at 8:20 pm EDT.

What month has the most sunshine in Green Wood Knolls?

July has the most sunshine of the year in Green Wood Knolls, Maryland, with an average of 10.8h of sunshine.

How long on average sun shines in July in Green Wood Knolls?

In Green Wood Knolls, the average sunshine duration in July is 10.8h.

What is the month with the highest UV index in Green Wood Knolls?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Green Wood Knolls, Maryland.

What is the UV index reading in July in Green Wood Knolls?

The average daily maximum UV index in July in Green Wood Knolls, Maryland, is 6. A UV Index of 6 to 7 symbolizes a high health threat from 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
Green Wood Knolls, MD

Average temperature in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average pressure in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average wind speed in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average humidity in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average rainfall in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average rainfall days in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average snowfall in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average snowfall days in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average daylight in July / Average sunshine in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average sunshine days in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average UV index in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average cloud cover in July - Green Wood Knolls, 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
Green Wood Knolls, MD

Average visibility in July - Green Wood Knolls, 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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Green Wood Knolls, Maryland, USA

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