August weather forecast
Leominster, MA

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Weather in August

August sees Leominster under the lingering touch of summer. It's as warm as July, though there is a subtle mellowing of temperatures towards the end of the month. Anticipation of the fall becomes apparent as daylight hours begin to reduce. August sees a slight decline in warmth, as temperatures hover between 59.5°F (15.3°C) to 79.3°F (26.3°C). The last holiday of the summer season is enjoyed before the arrival of autumn.

Temperature

In the transition from July to August, Leominster reports an average high-temperature of a still warm 79.3°F (26.3°C), indicating a close resemblance to the prior month. In August, Leominster records an average nighttime temperature of 59.5°F (15.3°C).

Humidity

In Leominster, the average relative humidity in August is 76%.

Rainfall

In Leominster, in August, it is raining for 14.7 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, in Leominster, there are 148.5 rainfall days, and 29.29" (744mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Leominster, the average length of the day in August is 13h and 52min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:06 pm. On the last day of August, sunrise is at 6:11 am and sunset at 7:22 pm EDT.

Sunshine

The month with the most sunshine in Leominster is August, with an average of 10.2h 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 estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the usual temperature for Leominster in August?

In Leominster, 79.3°F (26.3°C) is the average high-temperature and 59.5°F (15.3°C) is the average low-temperature during August. In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in August in Leominster?

In August, the average relative humidity is 76%.

How many days does it rain in August in Leominster?

In Leominster, Massachusetts, in August, it is raining for 14.7 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Leominster?

June through September are months without snowfall in Leominster, Massachusetts.

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

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

When is the sunrise / sunset in August in Leominster?

On the first day of August in Leominster, sunrise is at 5:39 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:22 pm EDT.

What month has the most sunshine in Leominster?

The month with the most sunshine is August, with an average of 10.2h of sunshine.

How long on average sun shines in August in Leominster?

In August, the average sunshine duration in Leominster is 10.2h.

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

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

What is the UV index intensity in August in Leominster?

In Leominster, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from 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
Leominster, MA

Average temperature in August - Leominster, MA
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in August
Leominster, MA

Average pressure in August - Leominster, 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
Leominster, MA

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

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Leominster, MA

Average humidity in August - Leominster, MA
  • Average humidity in August: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in August
Leominster, MA

Average rainfall in August - Leominster, MA
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in August
Leominster, MA

Average rainfall days in August - Leominster, MA
  • Average rainfall days in August: 14.7 days

The month with the highest number of rainy days is May (15.5 days).
The months with the least rainy days are January and February (7.3 days).

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Average snowfall in August
Leominster, MA

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

The month with the highest snowfall is February (6.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Leominster, MA

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

The month with the highest number of snowfall days is February (9.5 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
Leominster, MA

Average daylight in August / Average sunshine in August - Leominster, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in August
Leominster, MA

Average sunshine days in August - Leominster, MA
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index in August
Leominster, MA

Average UV index in August - Leominster, 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
Leominster, MA

Average cloud cover in August - Leominster, MA
  • Average cloud cover in August: 35

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in August
Leominster, MA

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

The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).

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Leominster, Massachusetts, USA

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