August weather forecast
Mystic Grove, MA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Mystic Grove, Massachusetts, with an average temperature fluctuating between 59.4°F (15.2°C) and 78.4°F (25.8°C).

Temperature

The commencement of August notes an average high-temperature of a still moderately hot 78.4°F (25.8°C), exhibiting little difference from the previous month. During August, the nighttime temperature in Mystic Grove averages of 59.4°F (15.2°C).

Humidity

In Mystic Grove, the average relative humidity in August is 78%.

Rainfall

In Mystic Grove, in August, it is raining for 14.8 days, with typically 2.52" (64mm) of accumulated precipitation. In Mystic Grove, Massachusetts, during the entire year, the rain falls for 147.4 days and collects up to 29.76" (756mm) of precipitation.

Snowfall

June through September are months without snowfall in Mystic Grove.

Daylight

The average length of the day in August is 13h and 50min.
On the first day of August, sunrise is at 5:41 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:23 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the usual temperature for Mystic Grove in August?

In Mystic Grove, in August, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 59.4°F (15.2°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 86°F (30°C).

What is the average humidity in August?

In Mystic Grove, the average relative humidity in August is 78%.

How many days does it rain in August?

In Mystic Grove, during August, the rain falls for 14.8 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When it does not snow?

June through September are months without snowfall in Mystic Grove.

What is the average length of the day in August?

The average day length in August is 13h and 50min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:41 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:23 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 Mystic Grove have in August?

The average sunshine duration in August is 9.9h.

What is the UV index intensity in August?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Mystic Grove, MA

Average temperature in August - Mystic Grove, MA
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in August: 59.4°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 (18.3°F).

Average pressure in August
Mystic Grove, MA

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

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Mystic Grove, MA

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

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in August
Mystic Grove, MA

Average humidity in August - Mystic Grove, MA
  • Average humidity in August: 78%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).

Average rainfall in August
Mystic Grove, MA

Average rainfall in August - Mystic Grove, MA
  • Average rainfall in August: 2.52"

The wettest months (with the highest rainfall) are October and November (2.76").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in August
Mystic Grove, MA

Average rainfall days in August - Mystic Grove, MA
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (6.4 days).

Average snowfall in August
Mystic Grove, MA

Average snowfall in August - Mystic Grove, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Mystic Grove, MA

Average snowfall days in August - Mystic Grove, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Mystic Grove, MA

Average daylight in August / Average sunshine in August - Mystic Grove, 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: 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: 4h and 18min).

Average sunshine days in August
Mystic Grove, MA

Average sunshine days in August - Mystic Grove, MA
  • Average sunshine days in August: 14.6 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
Mystic Grove, MA

Average UV index in August - Mystic Grove, MA
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in August
Mystic Grove, MA

Average cloud cover in August - Mystic Grove, MA
  • Average cloud cover in August: 38

The month with the most cloud cover is March (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in August
Mystic Grove, MA

Average visibility in August - Mystic Grove, MA
  • Average visibility in August: 5mi

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

Mystic Grove, Massachusetts, USA

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