July weather forecast
Dellwood, MD

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Weather in July

July, like June, in Dellwood, Maryland, is another warm summer month, with an average temperature varying between 72°F (22.2°C) and 84.7°F (29.3°C).

Temperature

July, with its average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 72°F (22.2°C), holds the record as the warmest month.

Heat index

The heat index for July is evaluated at a hot 93.2°F (34°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In Dellwood, the average relative humidity in July is 74%.

Rainfall

In Dellwood, in July, during 14.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Dellwood, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

In Dellwood, snow does not fall in April through October.

Daylight

In Dellwood, the average length of the day in July is 14h and 35min.
On the first day of July, sunrise is at 5:44 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:18 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 during July translates into the following directions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are the warmest months in Dellwood?

Dellwood, Maryland, witnesses the warmest weather in July, with temperatures averaging a high of 84.7°F (29.3°C) and a low of 72°F (22.2°C).

Is it hot in Dellwood during July?

The high-temperature in Dellwood, Maryland, during July is 84.7°F (29.3°C) and the low-temperature is 72°F (22.2°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is evaluated at 93.2°F (34°C).

What is the average humidity in July in Dellwood?

In July, the average relative humidity is 74%.

How much does it rain in Dellwood in July?

In Dellwood, Maryland, in July, it is raining for 14.3 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow in Dellwood?

In Dellwood, snow does not fall in April through October.

How many hours of daylight does Dellwood have in July?

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

When are sunrise and sunset in July in Dellwood?

In July, on the first day of the month, sunrise is at 5:44 am and sunset at 8:35 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 Dellwood?

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

How long on average sun shines in July in Dellwood?

In Dellwood, Maryland, the average sunshine duration in July is 10.8h.

When is the highest UV index in Dellwood?

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

What is the UV index reading in July in Dellwood?

In July, the average daily maximum UV index in Dellwood, Maryland, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Dellwood, MD

Average temperature in July - Dellwood, MD
  • Average high temperature in July: 84.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in July: 72°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in July
Dellwood, MD

Average pressure in July - Dellwood, MD
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
Dellwood, MD

Average wind speed in July - Dellwood, MD
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in July
Dellwood, MD

Average humidity in July - Dellwood, MD
  • Average humidity in July: 74%

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
Dellwood, MD

Average rainfall in July - Dellwood, MD
  • Average rainfall in July: 1.54"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in July
Dellwood, MD

Average rainfall days in July - Dellwood, MD
  • Average rainfall days in July: 14.3 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in July
Dellwood, MD

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

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Dellwood, MD

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

The month with the highest number of snowfall days is February (2.5 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
Dellwood, MD

Average daylight in July / Average sunshine in July - Dellwood, 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
Dellwood, MD

Average sunshine days in July - Dellwood, MD
  • Average sunshine days in July: 13.9 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in July
Dellwood, MD

Average UV index in July - Dellwood, 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, February and December (UV index 2).

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Average cloud cover in July
Dellwood, MD

Average cloud cover in July - Dellwood, 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
Dellwood, MD

Average visibility in July - Dellwood, 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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Dellwood, Maryland, USA

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