July weather forecast and climate
Dover, NJ

Weather in July

July, the same as June, is another warm summer month in Dover, New Jersey, with average temperature fluctuating between 64°F (17.8°C) and 82.9°F (28.3°C).

Temperature

July is the warmest month, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 64°F (17.8°C).

Heat index

The average heat index in July is estimated at a tropical 90.3°F (32.4°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, differences in body mass, height, and shape, clothing). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in July is 77%.

Rainfall

The month with the most rainfall is July when the rain falls for 9.5 days and typically aggregates up to 0.79" (20mm) of precipitation.

Snowfall

In Dover snow does not fall in June through September.

Daylight

In Dover, the average length of the day is 14.8h.

Sunshine

July has the most sunshine of the year in Dover, with an average of 10.2h of sunshine.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the warmest month in Dover?

The warmest month is July, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 64°F (17.8°C).

What is the temperature in July in Dover?

In July, in Dover, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in July is estimated at 90.3°F (32.4°C).

What is the average humidity in July in Dover?

In July, the average relative humidity is 77%.

What is the wettest month in Dover?

The month with the most rainfall in Dover is July when the rain falls for 9.5 days and typically aggregates up to 0.79" (20mm) of precipitation.

How many days does it rain in July in Dover?

In Dover, New Jersey, during July, the rain falls for 9.5 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow in Dover?

June through September are months without snowfall.

How many hours of daylight does Dover have in July?

In July, the average length of the day in Dover, New Jersey, is 14.8h.

What month has the most sunshine in Dover?

The month with the most sunshine in Dover, New Jersey, is July, with an average of 10.2h of sunshine.

How long on average sun shines in July in Dover?

In July, the average sunshine in Dover, New Jersey, is 10.2h.

What are the months with the highest UV index in Dover?

Months with the highest UV index are June and July, with an average maximum UV index of 6.

How high is the UV index in July in Dover?

In Dover, New Jersey, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV radiation.

Average temperature in July
Dover, NJ

Average temperature in July - Dover, NJ
  • Average high temperature in July: 82.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in July
Dover, NJ

Average pressure in July - Dover, NJ
  • Average pressure in July: 29.96"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in July
Dover, NJ

Average wind speed in July - Dover, NJ
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in July
Dover, NJ

Average humidity in July - Dover, NJ
  • Average humidity in July: 77%

Months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in July
Dover, NJ

Average rainfall in July - Dover, NJ
  • Average rainfall in July: 0.79"

The wettest month (with the highest rainfall) is July (0.79").
The driest month (with the least rainfall) is September (0.16").

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Average rainfall days in July
Dover, NJ

Average rainfall days in July - Dover, NJ
  • Average rainfall days in July: 9.5 days

The month with the highest number of rainy days is July (9.5 days).
The month with the least rainy days is February (4 days).

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Average snowfall in July
Dover, NJ

Average snowfall in July - Dover, NJ
  • Average snowfall in July: 0"

The month with the highest snowfall is March (0.79").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Dover, NJ

Average snowfall days in July - Dover, NJ
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (5.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Dover, NJ

Average daylight in July / Average sunshine in July - Dover, NJ
  • Average daylight in July: 14.8h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in July: 10.2h

The month with the most sunshine is July (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.4h).

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Average sunshine days in July
Dover, NJ

Average sunshine days in July - Dover, NJ
  • Average sunshine days in July: 18.3 days

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is July (18.3 days).

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Average UV index in July
Dover, NJ

Average UV index in July - Dover, NJ
  • Average UV index in July: 6

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in July
Dover, NJ

Average cloud cover in July - Dover, NJ
  • Average cloud cover in July: 36

Months with the most cloud cover are February and March (Cloud cover 51).
Months with the least cloud cover are July and August (Cloud cover 36).

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Average visibility in July
Dover, NJ

Average visibility in July - Dover, NJ
  • Average visibility in July: 5mi

Months with the highest visibility are January, March, April, November and December (6mi).
Months with the lowest visibility are February, May, June, July, August, September and October (5mi).

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