August weather forecast and climate
Newton, MA

Ancient historic buildings within the Union Historic District in Newton City, Massachusetts
Ancient historic buildings within the Union Historic District in Newton City, Massachusetts

Weather in August

The last month of the summer, August, is also a moderately hot month in Newton, Massachusetts, with average temperature varying between 81°F (27.2°C) and 63°F (17.2°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 81°F (27.2°C). In Newton, the average low-temperature is 63°F (17.2°C).

Heat index

In August, the average heat index is appraised at 85.1°F (29.5°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like wind, clothing, metabolic differences, and activity influence one's weather impression. 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 especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Newton, the average relative humidity is 73%.

Rainfall

In August, the rain falls for 7.8 days. Throughout August, 0.43" (11mm) of precipitation is accumulated. Throughout the year, there are 85.9 rainfall days, and 5.87" (149mm) of precipitation is accumulated.

Snowfall

In Newton snow does not fall in June through October.

Daylight

In August, the average length of the day is 13.8h.

Sunshine

With an average of 10.5h of sunshine, August has the most sunshine of the year in Newton.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Newton?

In Newton, Massachusetts, in August, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 85.1°F (29.5°C).

What is the average humidity in August in Newton?

In Newton, the average relative humidity in August is 73%.

How many days does it rain in August in Newton?

In August, in Newton, Massachusetts, the rain falls for 7.8 days. Throughout August, 0.43" (11mm) of precipitation is accumulated.

When it does not snow in Newton?

In Newton snow does not fall in June through October.

How many hours of daylight does Newton have in August?

In August, the average length of the day in Newton is 13.8h.

What month has the most sunshine in Newton?

The month with the most sunshine in Newton, Massachusetts, is August, with an average of 10.5h of sunshine.

How long on average sun shines in August in Newton?

In August, the average sunshine is 10.5h.

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

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

How high is the UV index in August in Newton?

The average daily maximum UV index in August 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 August
Newton, MA

Average temperature in August - Newton, MA
  • Average high temperature in August: 81°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 (33.6°F).

  • Average low temperature in August: 63°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in August
Newton, MA

Average pressure in August - Newton, MA
  • Average pressure in August: 29.98"

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

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Average wind speed in August
Newton, MA

Average wind speed in August - Newton, MA
  • Average wind speed in August: 5.8mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in August
Newton, MA

Average humidity in August - Newton, MA
  • Average humidity in August: 73%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in August
Newton, MA

Average rainfall in August - Newton, MA
  • Average rainfall in August: 0.43"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").

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Average rainfall days in August
Newton, MA

Average rainfall days in August - Newton, MA
  • Average rainfall days in August: 7.8 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in August
Newton, MA

Average snowfall in August - Newton, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is December (0.91").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Newton, MA

Average snowfall days in August - Newton, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Newton, MA

Average daylight in August / Average sunshine in August - Newton, MA
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in August: 10.5h

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in August
Newton, MA

Average sunshine days in August - Newton, MA
  • Average sunshine days in August: 19.9 days

Months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).

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Average UV index in August
Newton, MA

Average UV index in August - Newton, MA
  • Average UV index in August: 6

Months with the highest UV index are June, July and August (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 August
Newton, MA

Average cloud cover in August - Newton, MA
  • Average cloud cover in August: 32

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Newton, MA

Average visibility in August - Newton, MA
  • Average visibility in August: 6mi

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

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