July weather forecast
Millville, DE

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Weather in July

Hitting the peak of summer, July in Millville witnesses the soaring of temperatures to a zenith of 80.2°F (26.8°C). This makes it the hottest month of the year, significantly increasing the need for sun protection and hydration. Despite an increased amount of cloud cover, rainfall occurs, providing a slight relief from the scorching heat. Coastal breezes play their part in moderating the intense weather conditions. With the turning of the calendar to August, a minor retreat in the temperature can be expected.

Temperature

July, recognised by an average high temperature of 80.2°F (26.8°C) and a low of 73.4°F (23°C), is Millville's warmest month.

Humidity

The average relative humidity in July is 79%.

Rainfall

The wettest months are July and August, with an average 2.87" (73mm) of rainfall.

Snowfall

April through October are months without snowfall in Millville.

Daylight

In July, the average length of the day is 14h and 33min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:28 pm. On the last day of July, sunrise is at 6:02 am and sunset at 8:11 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. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In July, the maximum UV index of 6 suggests these recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

July is the month that records the highest temperatures, with averages ranging from a high of 80.2°F (26.8°C) to a low of 73.4°F (23°C).

What is the average July temperature?

In July, in Millville, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 73.4°F (23°C).

What is the average humidity in July?

In July, the average relative humidity is 79%.

What is the wettest month?

The months with the most rainfall are July and August, with an average 2.87" (73mm) of precipitation.

How many days does it rain in July?

In July, the rain falls for 15.3 days. Throughout July, 2.87" (73mm) of precipitation is accumulated.

When it does not snow?

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

How many hours of daylight does Millville have in July?

In July, the average day length is 14h and 33min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:40 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:11 pm EDT.

What month has the most sunshine?

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

How long on average sun shines in July?

The average sunshine duration in July is 10.9h.

When is 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 value of 6 to 7 symbolizes a high health risk 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
Millville, DE

Average temperature in July - Millville, 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 (42.1°F).

  • Average low temperature in July: 73.4°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

Average pressure in July
Millville, DE

Average pressure in July - Millville, 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).

Average wind speed in July
Millville, DE

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

The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity in July
Millville, DE

Average humidity in July - Millville, DE
  • Average humidity in July: 79%

The month with the highest relative humidity is May (82%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in July
Millville, DE

Average rainfall in July - Millville, DE
  • Average rainfall in July: 2.87"

The wettest months (with the highest rainfall) are July and August (2.87").
The driest month (with the least rainfall) is January (1.5").

Average rainfall days in July
Millville, DE

Average rainfall days in July - Millville, DE
  • Average rainfall days in July: 15.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in July
Millville, DE

Average snowfall in July - Millville, DE
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Millville, DE

Average snowfall days in July - Millville, DE
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (2.6 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
Millville, DE

Average daylight in July / Average sunshine in July - Millville, DE
  • Average daylight in July: 14h and 3min

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: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in July
Millville, DE

Average sunshine days in July - Millville, DE
  • Average sunshine days in July: 12.9 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is July (12.9 days).

Average UV index in July
Millville, DE

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

Average cloud cover in July
Millville, DE

Average cloud cover in July - Millville, DE
  • Average cloud cover in July: 26

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in July
Millville, DE

Average visibility in July - Millville, 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).

Millville, Delaware, USA

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