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 an average temperature fluctuating between 87.3°F (30.7°C) and 68.7°F (20.4°C).

Temperature

The month of July sees the highest average temperatures, reaching 87.3°F (30.7°C) at the peak and 68.7°F (20.4°C) at the low.

Heat index

The average heat index in July is estimated at a sweltering 98.6°F (37°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

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

Rainfall

In Green Wood Knolls, Maryland, in July, it is raining for 17.5 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, there are 160.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Green Wood Knolls, the average length of the day in July is 14h and 35min.
On the first day of July, 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 of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 6 in July translates into the following instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

What time of the year is the hottest?

July, known for its 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 does it get in July?

The high-temperature, in July, in Green Wood Knolls, records 87.3°F (30.7°C), while the low-temperature is 68.7°F (20.4°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 98.6°F (37°C).

What is the least humid month?

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

What is the average humidity in July?

The average relative humidity in July is 70%.

How many days does it rain in July in Green Wood Knolls?

In July, the rain falls for 17.5 days. Throughout July, 3.23" (82mm) of precipitation is accumulated.

When it does not snow?

In Green Wood Knolls, snow does not fall in May through October.

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

In Green Wood Knolls, the average day length in July is 14h and 35min.

When are sunrise and sunset in July in Green Wood Knolls?

On the first day of July, 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?

With an average of 10.8h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

In July, the average sunshine duration is 10.8h.

What is the month with the highest UV index?

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

How high is the UV index in July?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Green Wood Knolls, Maryland, USA

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