July weather forecast
Stephen Knolls, MD

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Weather in July

July is a hot summer month in Stephen Knolls, Maryland, with an average temperature fluctuating between 69.6°F (20.9°C) and 87.4°F (30.8°C).

Temperature

With average high and low temperatures of 87.4°F (30.8°C) and 69.6°F (20.9°C) respectively, July is Stephen Knolls's warmest month.

Heat index

The average heat index in July is evaluated at a sweltering 98.6°F (37°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

July is the least humid month, with an average relative humidity of 69%.

Rainfall

In Stephen Knolls, in July, during 15.8 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In Stephen Knolls, during the entire year, the rain falls for 154.8 days and collects up to 30.28" (769mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 35min.
On the first day of July, sunrise is at 5:46 am and sunset at 8:37 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 10.6h 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 hazard from exposure to the Sun's UV radiation for average individuals.
Note: During July, 6 as the daily maximum UV index converts into the following advice:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the hottest time of year?

July is the warmest month of the year, registering average temperatures as high as 87.4°F (30.8°C) and as low as 69.6°F (20.9°C).

Is it hot during July?

In July, in Stephen Knolls, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 69.6°F (20.9°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 98.6°F (37°C).

What is the least humid month?

July is the least humid month, with an average relative humidity of 69%.

What is the average humidity in July?

The average relative humidity in July is 69%.

How many days does it rain in July?

In July, the rain falls for 15.8 days. Throughout July, 2.99" (76mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in July?

The average day length in July in Stephen Knolls is 14h and 35min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:46 am and sunset at 8:37 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?

The month with the most sunshine is July, with an average of 10.6h of sunshine.

How many hours of sunshine does Stephen Knolls have in July?

In July, the average sunshine duration is 10.6h.

What is the month with the highest UV index?

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

How high is the UV index in July in Stephen Knolls?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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
Stephen Knolls, MD

Average temperature in July - Stephen Knolls, MD
  • Average high temperature in July: 87.4°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in July: 69.6°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in July
Stephen Knolls, MD

Average pressure in July - Stephen 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
Stephen Knolls, MD

Average wind speed in July - Stephen Knolls, MD
  • Average wind speed in July: 5.3mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in July
Stephen Knolls, MD

Average humidity in July - Stephen Knolls, MD
  • Average humidity in July: 69%

The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).

Average rainfall in July
Stephen Knolls, MD

Average rainfall in July - Stephen Knolls, MD
  • Average rainfall in July: 2.99"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in July
Stephen Knolls, MD

Average rainfall days in July - Stephen Knolls, MD
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in July
Stephen Knolls, MD

Average snowfall in July - Stephen Knolls, MD
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Stephen Knolls, MD

Average snowfall days in July - Stephen Knolls, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (4.6 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
Stephen Knolls, MD

Average daylight in July / Average sunshine in July - Stephen 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in July
Stephen Knolls, MD

Average sunshine days in July - Stephen Knolls, MD
  • Average sunshine days in July: 13.5 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in July
Stephen Knolls, MD

Average UV index in July - Stephen 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
Stephen Knolls, MD

Average cloud cover in July - Stephen Knolls, MD
  • Average cloud cover in July: 32

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in July
Stephen Knolls, MD

Average visibility in July - Stephen 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).

Stephen Knolls, Maryland, USA

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