August weather forecast
Dalton, MA

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Weather in August

August, the last month of the summer in Dalton, is another warm month, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 56.8°F (13.8°C).

Temperature

The average high-temperature for August is a still moderately hot 77.4°F (25.2°C), closely aligning with the temperature of the preceding month. Throughout August, an average nighttime temperature of 56.8°F (13.8°C) is experienced.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In Dalton, Massachusetts, in August, during 17 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, there are 167.8 rainfall days, and 35.43" (900mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Dalton, the average length of the day in August is 13h and 51min.
On the first day of August, sunrise is at 5:45 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:28 pm EDT.

Sunshine

July and August, with an average of 9.9h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, a daily maximum UV index of 5 leads to the following instructions:
Guard yourself - Precautionary measures against sun damage are advocated. It's recommended to limit sun exposure when its radiation is at its peak during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The average high-temperature, in August, in Dalton, is 77.4°F (25.2°C), while the average low-temperature is 56.8°F (13.8°C).

What is the average humidity in August?

In August, the average relative humidity is 79%.

How many days does it rain in August?

In August, in Dalton, the rain falls for 17 days. Throughout August, 2.95" (75mm) of precipitation is accumulated.

When it does not snow?

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

How many hours of daylight does Dalton have in August?

The average day length in August is 13h and 51min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:45 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:28 pm EDT.

What is the month with the most sunshine?

July and August, with an average of 9.9h of sunshine, are months with the most sunshine.

How many hours of sunshine does Dalton have in August?

In August, the average sunshine duration is 9.9h.

What are the months with the highest UV index?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Dalton, MA

Average temperature in August - Dalton, MA
  • Average high temperature in August: 77.4°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in August
Dalton, MA

Average pressure in August - Dalton, MA
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Dalton, MA

Average wind speed in August - Dalton, MA
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in August
Dalton, MA

Average humidity in August - Dalton, MA
  • Average humidity in August: 79%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (76%).

Average rainfall in August
Dalton, MA

Average rainfall in August - Dalton, MA
  • Average rainfall in August: 2.95"

The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is January (2.4").

Average rainfall days in August
Dalton, MA

Average rainfall days in August - Dalton, MA
  • Average rainfall days in August: 17 days

The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in August
Dalton, MA

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

The month with the highest snowfall is February (10.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Dalton, MA

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

The month with the highest number of snowfall days is February (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Dalton, 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: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in August
Dalton, MA

Average sunshine days in August - Dalton, MA
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is June (9.1 days).

Average UV index in August
Dalton, MA

Average UV index in August - Dalton, MA
  • Average UV index in August: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in August
Dalton, MA

Average cloud cover in August - Dalton, MA
  • Average cloud cover in August: 38

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in August
Dalton, MA

Average visibility in August - Dalton, MA
  • Average visibility in August: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

Dalton, Massachusetts, USA

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