July weather forecast
Cabin John, MD

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Weather in July

July in Cabin John, Maryland, is a tropical summer month, with an average temperature ranging between max 87.8°F (31°C) and min 69.4°F (20.8°C).

Temperature

Cabin John's July weather reaches an average high of 87.8°F (31°C) and an average low of 69.4°F (20.8°C), making it the warmest month.

Heat index

For July, the heat index is estimated at a torrid 98.6°F (37°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The least humid month in Cabin John is July, with an average relative humidity of 69%.

Rainfall

In Cabin John, during July, the rain falls for 16.1 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, there are 150.3 rainfall days, and 28.66" (728mm) of precipitation is accumulated.

Snowfall

In Cabin John, Maryland, snow does not fall in May through October.

Daylight

In Cabin John, the average length of the day in July is 14h and 35min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:38 pm. On the last day of July, in Cabin John, sunrise is at 6:09 am and sunset at 8:20 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.7h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Cabin John. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 6 in July suggests the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the hottest time of year in Cabin John?

Cabin John, Maryland, witnesses the warmest weather in July, with temperatures averaging a high of 87.8°F (31°C) and a low of 69.4°F (20.8°C).

Is it hot in Cabin John during July?

July temperatures in Cabin John, Maryland, vary between a high-temperature of 87.8°F (31°C) and a low-temperature of 69.4°F (20.8°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 98.6°F (37°C).

What is the least humid month in Cabin John?

With an average relative humidity of 69%, July is the least humid month in Cabin John, Maryland.

What is the average humidity in July in Cabin John?

In July, the average relative humidity in Cabin John is 69%.

How many days does it rain in July in Cabin John?

In Cabin John, Maryland, in July, it is raining for 16.1 days, with typically 2.95" (75mm) of accumulated precipitation.

When it does not snow in Cabin John?

In Cabin John, Maryland, snow does not fall in May through October.

How many hours of daylight does Cabin John have in July?

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

When are sunrise and sunset in July in Cabin John?

In July, on the first day of the month, sunrise is at 5:47 am and sunset at 8:38 pm. On the last day of the month, in Cabin John, Maryland, sunrise is at 6:09 am and sunset at 8:20 pm EDT.

What month has the most sunshine in Cabin John?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July in Cabin John?

In Cabin John, Maryland, the average sunshine duration in July is 10.7h.

When is the highest UV index in Cabin John?

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

How high is the UV index in July in Cabin John?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Cabin John, MD

Average temperature in July - Cabin John, MD
  • Average high temperature in July: 87.8°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in July: 69.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in July
Cabin John, MD

Average pressure in July - Cabin John, 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
Cabin John, MD

Average wind speed in July - Cabin John, MD
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in July
Cabin John, MD

Average humidity in July - Cabin John, MD
  • Average humidity in July: 69%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in July
Cabin John, MD

Average rainfall in July - Cabin John, MD
  • Average rainfall in July: 2.95"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in July
Cabin John, MD

Average rainfall days in July - Cabin John, MD
  • Average rainfall days in July: 16.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in July
Cabin John, MD

Average snowfall in July - Cabin John, MD
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Cabin John, MD

Average snowfall days in July - Cabin John, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (4.4 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
Cabin John, MD

Average daylight in July / Average sunshine in July - Cabin John, 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 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).

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Average sunshine days in July
Cabin John, MD

Average sunshine days in July - Cabin John, MD
  • Average sunshine days in July: 12.3 days

The month with the most sunshine days is November (20.4 days).
The months with the least sunshine days are May and July (12.3 days).

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Average UV index in July
Cabin John, MD

Average UV index in July - Cabin John, 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
Cabin John, MD

Average cloud cover in July - Cabin John, 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
Cabin John, MD

Average visibility in July - Cabin John, 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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Cabin John, Maryland, USA

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