July weather forecast
Dellwood, MD

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Weather in July

July, the same as June, is a moderately hot summer month in Dellwood, Maryland, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 72°F (22.2°C).

Temperature

July stands out as Dellwood's warmest month, with temperatures ranging between an average high of 84.7°F (29.3°C) and a low of 72°F (22.2°C).

Heat index

In July, the heat index is appraised at a hot 93.2°F (34°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

The average relative humidity in July is 74%.

Rainfall

In Dellwood, during July, the rain falls for 14.3 days and regularly aggregates up to 1.54" (39mm) of precipitation. Throughout the year, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

In Dellwood, Maryland, 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

The month with the most sunshine in Dellwood is July, 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 unsafe exposure to UV radiation for the ordinary person.
Note: A daily maximum UV index of 6 in July translates into the following instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. 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. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What is the warmest month?

With average high temperatures of 84.7°F (29.3°C) and lows of 72°F (22.2°C), July is the warmest month.

How hot does it get in July?

Dellwood in July has an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 72°F (22.2°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in July is appraised at 93.2°F (34°C).

What is the average humidity in July?

In July, the average relative humidity is 74%.

How much does it rain in July?

In Dellwood, during July, the rain falls for 14.3 days and regularly aggregates up to 1.54" (39mm) of precipitation.

When it does not snow?

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

What is the average length of the day in July?

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

When are sunrise and sunset in July?

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, in Dellwood, sunrise is at 6:06 am and sunset at 8:18 pm EDT.

What month has the most sunshine?

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

How many hours of sunshine does Dellwood have in July?

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

What are the months with the highest UV index?

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

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Dellwood, Maryland, USA

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