August weather forecast
Nonantum, MA

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Weather in August

August, the last month of the summer in Nonantum, is also a moderately hot month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 81°F (27.2°C).

Temperature

The transition into August shows a subtle variation to a still moderately hot 81°F (27.2°C) from July's 81.9°F (27.7°C) in the average high-temperature. Throughout August, an average low-temperature of 63°F (17.2°C) is expected.

Heat index

For most parts of August, the heat index is evaluated at 84.2°F (29°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Realize that the values for the heat index are set for shaded places and light winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

In August, the average relative humidity is 73%.

Rainfall

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

Snowfall

June through October are months without snowfall.

Daylight

In Nonantum, the average length of the day in August is 13h and 51min.
On the first day of the month, sunrise is at 5:38 am and sunset at 8:04 pm. On the last day of August, sunrise is at 6:09 am and sunset at 7:20 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Deflect overexposure. Sun protection is a necessity. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

August temperatures vary between a high-temperature of 81°F (27.2°C) and a low-temperature of 63°F (17.2°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 84.2°F (29°C).

What is the average humidity in August in Nonantum?

The average relative humidity in August is 73%.

How many days does it rain in August?

In Nonantum, during August, the rain falls for 7.8 days and regularly aggregates up to 0.43" (11mm) of precipitation.

When it does not snow?

June through October are months without snowfall.

What is the average length of the day in August?

In Nonantum, the average day length in August is 13h and 51min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:38 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:20 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.5h of sunshine.

How many hours of sunshine does Nonantum have in August?

The average sunshine duration in August is 10.5h.

What is the month with the highest UV index in Nonantum?

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

What is the UV index reading in August?

In August, the average daily maximum UV index 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 August
Nonantum, MA

Average temperature in August - Nonantum, 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).

Average pressure in August
Nonantum, MA

Average pressure in August - Nonantum, MA
  • Average pressure in August: 29.98"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).

Average wind speed in August
Nonantum, MA

Average wind speed in August - Nonantum, 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).

Average humidity in August
Nonantum, MA

Average humidity in August - Nonantum, 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%).

Average rainfall in August
Nonantum, MA

Average rainfall in August - Nonantum, 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").

Average rainfall days in August
Nonantum, MA

Average rainfall days in August - Nonantum, 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).

Average snowfall in August
Nonantum, MA

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

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

Average snowfall days in August
Nonantum, MA

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

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

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

Average daylight in August / Average sunshine in August - Nonantum, MA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 3min

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 42min).

Average sunshine days in August
Nonantum, MA

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

The 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).

Average UV index in August
Nonantum, MA

Average UV index in August - Nonantum, MA
  • Average UV index in August: 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).

Average cloud cover in August
Nonantum, MA

Average cloud cover in August - Nonantum, 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).

Average visibility in August
Nonantum, MA

Average visibility in August - Nonantum, MA
  • Average visibility in August: 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).

Nonantum, Massachusetts, USA

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