July weather forecast
Dunstable, MA

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Weather in July

July, like June, in Dunstable, Massachusetts, is a moderately hot summer month, with an average temperature varying between 81.9°F (27.7°C) and 61.7°F (16.5°C).

Temperature

With an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 61.7°F (16.5°C), July is the warmest month.

Heat index

In July, the heat index is computed to be a hot 87.8°F (31°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In Dunstable, the average relative humidity in July is 74%.

Rainfall

In Dunstable, during July, the rain falls for 15.8 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 147.4 rainfall days, and 28.46" (723mm) of precipitation is accumulated.

Snowfall

In Dunstable, snow does not fall in June through September.

Daylight

The average length of the day in July in Dunstable is 14h and 57min.
On the first day of July in Dunstable, sunrise is at 5:12 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:07 pm EDT.

Sunshine

In Dunstable, the average sunshine in July is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 6 during July translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the warmest month in Dunstable?

July, having an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 61.7°F (16.5°C), is the warmest month in Dunstable, Massachusetts.

What are July temperatures in Dunstable?

The average high-temperature and low-temperature in Dunstable, Massachusetts, during July are 81.9°F (27.7°C) and 61.7°F (16.5°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in July in Dunstable?

The average relative humidity in July in Dunstable is 74%.

How much does it rain in Dunstable in July?

In Dunstable, Massachusetts, in July, it is raining for 15.8 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow in Dunstable?

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

What is the average length of the day in July in Dunstable?

The average day length in July in Dunstable, Massachusetts, is 14h and 57min.

When is the sunrise / sunset in July in Dunstable?

In July, on the first day of the month, sunrise is at 5:12 am and sunset at 8:27 pm. On the last day of the month, in Dunstable, sunrise is at 5:37 am and sunset at 8:07 pm EDT.

How many hours of sunshine does Dunstable have in July?

In July, the average sunshine duration is 10.2h.

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

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

What is the UV index intensity in July in Dunstable?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe 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
Dunstable, MA

Average temperature in July - Dunstable, MA
  • Average high temperature in July: 81.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in July: 61.7°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in July
Dunstable, MA

Average pressure in July - Dunstable, 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
Dunstable, MA

Average wind speed in July - Dunstable, MA
  • Average wind speed in July: 5.3mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in July
Dunstable, MA

Average humidity in July - Dunstable, MA
  • Average humidity in July: 74%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in July
Dunstable, MA

Average rainfall in July - Dunstable, MA
  • Average rainfall in July: 2.4"

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in July
Dunstable, MA

Average rainfall days in July - Dunstable, MA
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in July
Dunstable, MA

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

The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Dunstable, MA

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

The month with the highest number of snowfall days is January (9.1 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
Dunstable, MA

Average daylight in July / Average sunshine in July - Dunstable, MA
  • Average daylight in July: 15h and 0min

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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in July
Dunstable, MA

Average sunshine days in July - Dunstable, MA
  • Average sunshine days in July: 13.4 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (13.2 days).

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Average UV index in July
Dunstable, MA

Average UV index in July - Dunstable, 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
Dunstable, MA

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

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in July
Dunstable, MA

Average visibility in July - Dunstable, MA
  • Average visibility in July: 5mi

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

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Dunstable, Massachusetts, USA

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