July weather forecast
Dewey Beach, DE

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Weather in July

July is the peak of the summer season in Dewey Beach, Delaware, with temperatures soaring to new heights. Vacationers throng the city's beaches and parks to soak up the sun. Expected high and low temperatures are 80.2°F (26.8°C) and 73.6°F (23.1°C) respectively, making July the hottest month of the year. Rain, although occasional, does not deter the joy of summer activities and festivals. As the month of August approaches, similar weather patterns are expected to continue.

Temperature

July tends to be the warmest month in Dewey Beach, with temperatures averaging a daily high of 80.2°F (26.8°C) and a low of 73.6°F (23.1°C).

Humidity

The average relative humidity in July is 79%.

Rainfall

In Dewey Beach, during July, the rain falls for 10.2 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Dewey Beach, during the entire year, the rain falls for 89.4 days and collects up to 6.18" (157mm) of precipitation.

Snowfall

In Dewey Beach, snow does not fall in April through October.

Daylight

In July, the average length of the day is 14h and 34min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:28 pm. On the last day of July, sunrise is at 6:01 am and sunset at 8:11 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 11.1h of sunshine.

UV index

The months with the highest UV index in Dewey Beach are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 6 in July transforms into this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What time of the year is the hottest in Dewey Beach?

In Dewey Beach, Delaware, the average highest temperatures are observed in July, with a high of 80.2°F (26.8°C) and a low of 73.6°F (23.1°C).

What are July temperatures in Dewey Beach?

In July, the average high-temperature and low-temperature in Dewey Beach, Delaware, are 80.2°F (26.8°C) and 73.6°F (23.1°C) respectively.

What is the average humidity in July in Dewey Beach?

In July, the average relative humidity in Dewey Beach, Delaware, is 79%.

How much does it rain in Dewey Beach in July?

In July, in Dewey Beach, Delaware, the rain falls for 10.2 days. Throughout July, 0.55" (14mm) of precipitation is accumulated.

When it does not snow in Dewey Beach?

April through October are months without snowfall.

How many hours of daylight does Dewey Beach have in July?

In Dewey Beach, Delaware, the average day length in July is 14h and 34min.

When is the sunrise / sunset in July in Dewey Beach?

In July, on the first day of the month, sunrise is at 5:39 am and sunset at 8:28 pm. On the last day of the month, in Dewey Beach, Delaware, sunrise is at 6:01 am and sunset at 8:11 pm EDT.

What month has the most sunshine in Dewey Beach?

With an average of 11.1h of sunshine, July has the most sunshine of the year in Dewey Beach, Delaware.

How long on average sun shines in July in Dewey Beach?

In Dewey Beach, Delaware, the average sunshine duration in July is 11.1h.

What are the months with the highest UV index in Dewey Beach?

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

What is the UV index intensity in July in Dewey Beach?

In July, the average daily maximum UV index in Dewey Beach, Delaware, is 6. A UV Index value of 6 to 7 symbolizes 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
Dewey Beach, DE

Average temperature in July - Dewey Beach, DE
  • Average high temperature in July: 80.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in July: 73.6°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

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Average pressure in July
Dewey Beach, DE

Average pressure in July - Dewey Beach, DE
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
Dewey Beach, DE

Average wind speed in July - Dewey Beach, DE
  • Average wind speed in July: 8.9mph

The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

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Average humidity in July
Dewey Beach, DE

Average humidity in July - Dewey Beach, DE
  • Average humidity in July: 79%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in July
Dewey Beach, DE

Average rainfall in July - Dewey Beach, DE
  • Average rainfall in July: 0.55"

The wettest month (with the highest rainfall) is October (0.71").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days in July
Dewey Beach, DE

Average rainfall days in July - Dewey Beach, DE
  • Average rainfall days in July: 10.2 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is November (4.9 days).

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Average snowfall in July
Dewey Beach, DE

Average snowfall in July - Dewey Beach, DE
  • Average snowfall in July: 0"

The months with the highest snowfall are January and December (0.12").
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
Dewey Beach, DE

Average snowfall days in July - Dewey Beach, DE
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (2.4 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
Dewey Beach, DE

Average daylight in July / Average sunshine in July - Dewey Beach, DE
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 11h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in July
Dewey Beach, DE

Average sunshine days in July - Dewey Beach, DE
  • Average sunshine days in July: 18.2 days

The month with the most sunshine days is January (23.5 days).
The months with the least sunshine days are June and July (18.2 days).

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Average UV index in July
Dewey Beach, DE

Average UV index in July - Dewey Beach, DE
  • 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
Dewey Beach, DE

Average cloud cover in July - Dewey Beach, DE
  • Average cloud cover in July: 24

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 24).

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Average visibility in July
Dewey Beach, DE

Average visibility in July - Dewey Beach, DE
  • 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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Dewey Beach, Delaware, USA

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