July weather forecast
Chartwell, MD

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Weather in July

July, like June, in Chartwell, Maryland, is another warm summer month, with an average temperature varying between 85.6°F (29.8°C) and 70.7°F (21.5°C).

Temperature

Chartwell's warmest month, July, registers temperatures that range from a high of 85.6°F (29.8°C) to a low of 70.7°F (21.5°C).

Heat index

July's mean heat index is appraised at a very hot 95°F (35°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

In Chartwell, Maryland, the average relative humidity in July is 73%.

Rainfall

In Chartwell, in July, it is raining for 15.5 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

In Chartwell, snow does not fall in May through October.

Daylight

The average length of the day in July in Chartwell is 14h and 36min.
On the first day of July, sunrise is at 5:44 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:18 pm EDT.

Sunshine

With an average of 10.9h of sunshine, July has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Chartwell. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 6 in July transforms into the following instructions:
Refrain from overexposure. Fair-skinned individuals could burn 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. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What are the warmest months in Chartwell?

Chartwell's warmest temperatures are experienced in July, with average high temperatures of 85.6°F (29.8°C) and lows of 70.7°F (21.5°C).

Is it hot in Chartwell during July?

The high-temperature, in July, in Chartwell, is 85.6°F (29.8°C), while the low-temperature averages to 70.7°F (21.5°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 95°F (35°C).

What is the average humidity in July in Chartwell?

In Chartwell, Maryland, the average relative humidity in July is 73%.

How many days does it rain in July in Chartwell?

In Chartwell, Maryland, in July, it is raining for 15.5 days, with typically 3.23" (82mm) of accumulated precipitation.

When it does not snow in Chartwell?

In Chartwell, snow does not fall in May through October.

What is the average length of the day in July in Chartwell?

In Chartwell, Maryland, the average day length in July is 14h and 36min.

When is the sunrise / sunset in July in Chartwell?

On the first day of July in Chartwell, Maryland, sunrise is at 5:44 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:18 pm EDT.

What month has the most sunshine in Chartwell?

July has the most sunshine of the year, with an average of 10.9h of sunshine.

How long on average sun shines in July in Chartwell?

In Chartwell, the average sunshine duration in July is 10.9h.

When is the highest UV index in Chartwell?

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

What is the UV index reading in July in Chartwell?

In July, the average daily maximum UV index 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
Chartwell, MD

Average temperature in July - Chartwell, MD
  • Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in July: 70.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in July
Chartwell, MD

Average pressure in July - Chartwell, 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 (29.94"Hg).

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Average wind speed in July
Chartwell, MD

Average wind speed in July - Chartwell, MD
  • Average wind speed in July: 6mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in July
Chartwell, MD

Average humidity in July - Chartwell, MD
  • Average humidity in July: 73%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in July
Chartwell, MD

Average rainfall in July - Chartwell, MD
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in July
Chartwell, MD

Average rainfall days in July - Chartwell, MD
  • Average rainfall days in July: 15.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in July
Chartwell, MD

Average snowfall in July - Chartwell, MD
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Chartwell, MD

Average snowfall days in July - Chartwell, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (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
Chartwell, MD

Average daylight in July / Average sunshine in July - Chartwell, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in July
Chartwell, MD

Average sunshine days in July - Chartwell, MD
  • Average sunshine days in July: 13.8 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in July
Chartwell, MD

Average UV index in July - Chartwell, 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
Chartwell, MD

Average cloud cover in July - Chartwell, MD
  • Average cloud cover in July: 28

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in July
Chartwell, MD

Average visibility in July - Chartwell, MD
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Chartwell, Maryland, USA

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