July weather forecast
Wilmington, MA

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Weather in July

July, like June, in Wilmington, Massachusetts, is another warm summer month, with an average temperature ranging between min 64.6°F (18.1°C) and max 82°F (27.8°C).

Temperature

Temperature readings reach their annual highs in July, averaging 82°F (27.8°C) and a minimum average of 64.6°F (18.1°C).

Heat index

The heat index in July is appraised at a hot 87.8°F (31°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The average relative humidity in July is 72%.

Rainfall

In Wilmington, in July, it is raining for 14 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, in Wilmington, there are 138.8 rainfall days, and 26.85" (682mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Wilmington.

Daylight

In July, the average length of the day is 14h and 56min.
On the first day of the month, sunrise is at 5:11 am and sunset at 8:26 pm. On the last day of July, in Wilmington, sunrise is at 5:36 am and sunset at 8:05 pm EDT.

Sunshine

In Wilmington, the average sunshine in July is 10.1h.

UV index

The months with the highest UV index in Wilmington are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What part of the year is the hottest in Wilmington?

Wilmington, Massachusetts, experiences its average highest temperatures in July, reaching a peak of 82°F (27.8°C) and a minimum of 64.6°F (18.1°C).

What are the temperatures in Wilmington in July?

Wilmington in July has an average high-temperature of 82°F (27.8°C) and an average low-temperature of 64.6°F (18.1°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 87.8°F (31°C).

What is the average humidity in July in Wilmington?

The average relative humidity in July in Wilmington is 72%.

How much does it rain in Wilmington in July?

In Wilmington, Massachusetts, during July, the rain falls for 14 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Wilmington?

June through September are months without snowfall in Wilmington, Massachusetts.

How many hours of daylight does Wilmington have in July?

In Wilmington, Massachusetts, the average day length in July is 14h and 56min.

When is the sunrise / sunset in July in Wilmington?

On the first day of July in Wilmington, Massachusetts, sunrise is at 5:11 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:05 pm EDT.

How many hours of sunshine does Wilmington have in July?

The average sunshine duration in July in Wilmington is 10.1h.

When is the highest UV index in Wilmington?

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

What is the UV index intensity in July in Wilmington?

In Wilmington, 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
Wilmington, MA

Average temperature in July - Wilmington, MA
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in July: 64.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in July
Wilmington, MA

Average pressure in July - Wilmington, MA
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Wilmington, MA

Average wind speed in July - Wilmington, MA
  • Average wind speed in July: 6mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in July
Wilmington, MA

Average humidity in July - Wilmington, MA
  • Average humidity in July: 72%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (69%).

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Average rainfall in July
Wilmington, MA

Average rainfall in July - Wilmington, MA
  • Average rainfall in July: 1.89"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in July
Wilmington, MA

Average rainfall days in July - Wilmington, MA
  • Average rainfall days in July: 14 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in July
Wilmington, MA

Average snowfall in July - Wilmington, MA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Wilmington, MA

Average snowfall days in July - Wilmington, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.5 days).
The 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
Wilmington, MA

Average daylight in July / Average sunshine in July - Wilmington, MA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in July
Wilmington, MA

Average sunshine days in July - Wilmington, MA
  • Average sunshine days in July: 16.1 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is April (13.3 days).

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Average UV index in July
Wilmington, MA

Average UV index in July - Wilmington, MA
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The 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
Wilmington, MA

Average cloud cover in July - Wilmington, MA
  • Average cloud cover in July: 35

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in July
Wilmington, MA

Average visibility in July - Wilmington, MA
  • Average visibility in July: 6mi

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

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Wilmington, Massachusetts, USA

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