August weather forecast
Rockland, MA

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Weather in August

August, the last month of the summer in Rockland, is also a moderately hot month, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 79.3°F (26.3°C).

Temperature

Rockland marks the arrival of August with an average high-temperature of a still warm 79.3°F (26.3°C), hardly different from July's 80.2°F (26.8°C). The average temperature during August nights dips to an enjoyable 63.9°F (17.7°C).

Humidity

In Rockland, Massachusetts, the average relative humidity in August is 75%.

Rainfall

In Rockland, during August, the rain falls for 12.8 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Rockland, during the entire year, the rain falls for 149.9 days and collects up to 28.62" (727mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In Rockland, the average length of the day in August is 13h and 50min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:02 pm. On the last day of August, sunrise is at 6:08 am and sunset at 7:18 pm EDT.

Sunshine

With an average of 10.5h 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 estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, an average UV index of 6 transforms into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Rockland in August?

In August, in Rockland, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 63.9°F (17.7°C).

What is the average humidity in August?

In Rockland, the average relative humidity in August is 75%.

How many days does it rain in August?

In Rockland, Massachusetts, during August, the rain falls for 12.8 days and regularly aggregates up to 1.81" (46mm) 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 Rockland, the average day length in August is 13h and 50min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:37 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:18 pm EDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.5h of sunshine.

How many hours of sunshine does Rockland have in August?

In Rockland, Massachusetts, the average sunshine duration in August is 10.5h.

What are the months with the highest UV index?

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 exposure to the Sun's 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
Rockland, MA

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

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in August
Rockland, MA

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Rockland, MA

Average wind speed in August - Rockland, MA
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in August
Rockland, MA

Average humidity in August - Rockland, MA
  • Average humidity in August: 75%

The months with the highest relative humidity are January, February, June, September and October (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in August
Rockland, MA

Average rainfall in August - Rockland, MA
  • Average rainfall in August: 1.81"

The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in August
Rockland, MA

Average rainfall days in August - Rockland, MA
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in August
Rockland, MA

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

The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Rockland, MA

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

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Rockland, 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 12min).

  • 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
Rockland, MA

Average sunshine days in August - Rockland, MA
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is April (12.8 days).

Average UV index in August
Rockland, MA

Average UV index in August - Rockland, 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
Rockland, MA

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

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Rockland, MA

Average visibility in August - Rockland, 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).

Rockland, Massachusetts, USA

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