August weather forecast
Concord, MA

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Weather in August

The last month of the summer, August, is another warm month in Concord, Massachusetts, with an average temperature ranging between max 81.1°F (27.3°C) and min 62.2°F (16.8°C).

Temperature

Concord transitions into August recording an average high-temperature of a still moderately hot 81.1°F (27.3°C), closely aligning with the preceding month's temperature. An average nighttime temperature of 62.2°F (16.8°C) is witnessed throughout August.

Heat index

In August, the heat index is estimated at a hot 86°F (30°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

The average relative humidity in August is 74%.

Rainfall

In Concord, during August, the rain falls for 11.3 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Concord, during the entire year, the rain falls for 116.6 days and collects up to 13.7" (348mm) of precipitation.

Snowfall

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

Daylight

In Concord, Massachusetts, 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, in Concord, sunrise is at 6:10 am and sunset at 7:20 pm EDT.

Sunshine

With an average of 10.4h of sunshine, August has the most sunshine of the year.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 in August translates into this advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the usual temperature for Concord in August?

The average high-temperature, in August, in Concord, is 81.1°F (27.3°C), while the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in August is estimated at 86°F (30°C).

What is the average humidity in August in Concord?

The average relative humidity in August is 74%.

How much does it rain in Concord in August?

In Concord, Massachusetts, in August, during 11.3 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

When it does not snow in Concord?

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

What is the average length of the day in August in Concord?

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

When is the sunrise / sunset in August in Concord?

In August, on the first day of the month, sunrise is at 5:38 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:20 pm EDT.

What month has the most sunshine in Concord?

The month with the most sunshine in Concord, Massachusetts, is August, with an average of 10.4h of sunshine.

How long on average sun shines in August in Concord?

The average sunshine duration in August in Concord is 10.4h.

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

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

What is the UV index intensity in August in Concord?

The average daily maximum UV index in August in Concord is 6. A UV Index reading of 6 to 7 represents 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
Concord, MA

Average temperature in August - Concord, MA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in August
Concord, MA

Average pressure in August - Concord, MA
  • Average pressure in August: 29.97"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 August
Concord, MA

Average wind speed in August - Concord, MA
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in August
Concord, MA

Average humidity in August - Concord, MA
  • Average humidity in August: 74%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in August
Concord, MA

Average rainfall in August - Concord, MA
  • Average rainfall in August: 1.06"

The wettest month (with the highest rainfall) is October (1.42").
The driest month (with the least rainfall) is September (0.71").

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Average rainfall days in August
Concord, MA

Average rainfall days in August - Concord, MA
  • Average rainfall days in August: 11.3 days

The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is January (5.5 days).

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Average snowfall in August
Concord, MA

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

The month with the highest snowfall is December (2.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Concord, MA

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

The month with the highest number of snowfall days is January (6.2 days).
The 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
Concord, MA

Average daylight in August / Average sunshine in August - Concord, 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 2min

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 42min).

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Average sunshine days in August
Concord, MA

Average sunshine days in August - Concord, MA
  • Average sunshine days in August: 17.5 days

The month with the most sunshine days is January (20.3 days).
The months with the least sunshine days are April and June (15.8 days).

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Average UV index in August
Concord, MA

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Concord, MA

Average cloud cover in August - Concord, MA
  • Average cloud cover in August: 33

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Concord, MA

Average visibility in August - Concord, MA
  • Average visibility in August: 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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Concord, Massachusetts, USA

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