August weather forecast
Lowell, MA

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Weather in August

August perpetuates the summer climate in Lowell, with warm temperatures and extended sunshine hours. Though the temperatures cool slightly from July's peak, it remains warm, ranging from 62.2°F (16.8°C) to 80.6°F (27°C). The increased sunshine, consistent with the summer pattern, contributes to the overall weather condition. As the month progresses, a subtle shift in weather patterns commences, hinting at the approaching autumn season.

Temperature

An average high-temperature of a still warm 80.6°F (27°C) marks August in Lowell, Massachusetts, exhibiting a close resemblance to the conditions in July. In Lowell, the average temperature during the nights of August drops to a comfortable 62.2°F (16.8°C).

Heat index

For August, the heat index is computed to be 84.2°F (29°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In August, the average relative humidity in Lowell is 74%.

Rainfall

In Lowell, in August, it is raining for 13.1 days, with typically 1.93" (49mm) of accumulated precipitation. In Lowell, during the entire year, the rain falls for 145.9 days and collects up to 27.48" (698mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 52min.
On the first day of August, sunrise is at 5:37 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:20 pm EDT.

Sunshine

With an average of 10.6h of sunshine, August has the most sunshine of the year in Lowell.

UV index

The months with the highest UV index in Lowell are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Shield from overexposure. Defense against sun-related harm is required. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What is the average August temperature in Lowell?

The high-temperature, in August, in Lowell, is 80.6°F (27°C), while the low-temperature averages to 62.2°F (16.8°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 84.2°F (29°C).

What is the average humidity in August in Lowell?

In Lowell, Massachusetts, the average relative humidity in August is 74%.

How many days does it rain in August in Lowell?

In Lowell, Massachusetts, during August, the rain falls for 13.1 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow in Lowell?

In Lowell, Massachusetts, snow does not fall in June through September.

How many hours of daylight does Lowell have in August?

In August, the average day length in Lowell is 13h and 52min.

When is the sunrise / sunset in August in Lowell?

On the first day of August in Lowell, Massachusetts, sunrise is at 5:37 am and sunset at 8:05 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 in Lowell?

The month with the most sunshine in Lowell, Massachusetts, is August, with an average of 10.6h of sunshine.

How long on average sun shines in August in Lowell?

In August, the average sunshine duration in Lowell, Massachusetts, is 10.6h.

When is the highest UV index in Lowell?

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

How high is the UV index in August in Lowell?

The average daily maximum UV index in August in Lowell, Massachusetts, is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Lowell, MA

Average temperature in August - Lowell, MA
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (82.2°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 (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

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Average pressure in August
Lowell, MA

Average pressure in August - Lowell, 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
Lowell, MA

Average wind speed in August - Lowell, MA
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in August
Lowell, MA

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

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in August
Lowell, MA

Average rainfall in August - Lowell, MA
  • Average rainfall in August: 1.93"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in August
Lowell, MA

Average rainfall days in August - Lowell, MA
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in August
Lowell, MA

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

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Lowell, MA

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

The month with the highest number of snowfall days is February (8.3 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
Lowell, MA

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

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 August: 10h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in August
Lowell, MA

Average sunshine days in August - Lowell, MA
  • Average sunshine days in August: 15.9 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (13.6 days).

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Average UV index in August
Lowell, MA

Average UV index in August - Lowell, 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).

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Average cloud cover in August
Lowell, MA

Average cloud cover in August - Lowell, MA
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Lowell, MA

Average visibility in August - Lowell, 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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Lowell, Massachusetts, USA

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