June weather forecast
South Yarmouth, MA

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Weather in June

The first month of the summer, June, is a comfortable month in South Yarmouth, Massachusetts, with an average temperature varying between 59.4°F (15.2°C) and 63.5°F (17.5°C).

Temperature

As May transitions into June, South Yarmouth notices a gentle rise in the average high-temperature, transitioning from a fresh 55°F (12.8°C) to a comfortable 63.5°F (17.5°C). The nighttime temperature demonstrates a marginal decline, averaging at a moderate 59.4°F (15.2°C) during June.

Humidity

The months with the highest humidity in South Yarmouth are June and July, with an average relative humidity of 84%.

Rainfall

In South Yarmouth, Massachusetts, in June, it is raining for 11.2 days, with typically 1.14" (29mm) of accumulated precipitation. In South Yarmouth, during the entire year, the rain falls for 129 days and collects up to 14.21" (361mm) of precipitation.

Snowfall

May through November are months without snowfall in South Yarmouth.

Ocean temperature

In South Yarmouth, Massachusetts, in June, the average water temperature is 57.7°F (14.3°C).
Note: Staying in 57.7°F (14.3°C) waters for just a few moments at 55.4°F (13°C) can be harrowing, and below 50°F (10°C) poses breathing and cold shock risks, depending on individual tolerance.

Daylight

June has the longest days of the year in South Yarmouth, with an average of 15h and 12min of daylight.
On the first day of the month, sunrise is at 5:08 am and sunset at 8:09 pm. On the last day of June, sunrise is at 5:09 am and sunset at 8:19 pm EDT.

Sunshine

The average sunshine in June in South Yarmouth is 9.6h.

UV index

In South Yarmouth, the average daily maximum UV index in June is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In June, a daily maximum UV index of 5 leads to the following instructions:
Act with care - The suggestion to avoid sunburn is emphasized. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the average June temperature in South Yarmouth?

The high-temperature during June is 63.5°F (17.5°C) and the low-temperature is 59.4°F (15.2°C).

What are the most humid months in South Yarmouth?

June and July, with an average relative humidity of 84%, are most humid months.

What is the average humidity in June in South Yarmouth?

In South Yarmouth, Massachusetts, the average relative humidity in June is 84%.

How much does it rain in South Yarmouth in June?

In South Yarmouth, Massachusetts, during June, the rain falls for 11.2 days and regularly aggregates up to 1.14" (29mm) of precipitation.

When it does not snow in South Yarmouth?

In South Yarmouth, snow does not fall in May through November.

What is the water temperature in June in South Yarmouth?

In June, the average ocean temperature is 57.7°F (14.3°C). Swimming in 57.7°F (14.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

When are the longest days in South Yarmouth?

June has the longest days of the year in South Yarmouth, with an average of 15h and 12min of daylight.

How many hours of daylight does South Yarmouth have in June?

The average day length in June is 15h and 9min.

When are sunrise and sunset in June in South Yarmouth?

On the first day of June in South Yarmouth, Massachusetts, sunrise is at 5:08 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:19 pm EDT.

How many hours of sunshine does South Yarmouth have in June?

In June, the average sunshine duration is 9.6h.

How high is the UV index in June in South Yarmouth?

In June, the average daily maximum UV index in South Yarmouth is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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 June
South Yarmouth, MA

Average temperature in June - South Yarmouth, MA
  • Average high temperature in June: 63.5°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in June: 59.4°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in June
South Yarmouth, MA

Average pressure in June - South Yarmouth, MA
  • Average pressure in June: 29.93"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).

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Average wind speed in June
South Yarmouth, MA

Average wind speed in June - South Yarmouth, MA
  • Average wind speed in June: 11.7mph

The windiest month (with the highest average wind speed) is January (16.8mph).
The calmest months (with the lowest average wind speed) are July and August (10.9mph).

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Average humidity in June
South Yarmouth, MA

Average humidity in June - South Yarmouth, MA
  • Average humidity in June: 84%

The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in June
South Yarmouth, MA

Average rainfall in June - South Yarmouth, MA
  • Average rainfall in June: 1.14"

The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is August (0.94").

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Average rainfall days in June
South Yarmouth, MA

Average rainfall days in June - South Yarmouth, MA
  • Average rainfall days in June: 11.2 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in June
South Yarmouth, MA

Average snowfall in June - South Yarmouth, MA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in June
South Yarmouth, MA

Average snowfall days in June - South Yarmouth, MA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in June
South Yarmouth, MA

Average sea temperature in June - South Yarmouth, MA
  • Average sea temperature in June: 57.7°F

The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).

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Average daylight in June /
Average sunshine in June
South Yarmouth, MA

Average daylight in June / Average sunshine in June - South Yarmouth, MA
  • Average daylight in June: 15h and 1min

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 June: 9h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in June
South Yarmouth, MA

Average sunshine days in June - South Yarmouth, MA
  • Average sunshine days in June: 16.8 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (14.3 days).

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Average UV index in June
South Yarmouth, MA

Average UV index in June - South Yarmouth, MA
  • Average UV index in June: 5

The months with the highest UV index are 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 June
South Yarmouth, MA

Average cloud cover in June - South Yarmouth, MA
  • Average cloud cover in June: 36

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in June
South Yarmouth, MA

Average visibility in June - South Yarmouth, MA
  • Average visibility in June: 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).

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South Yarmouth, Massachusetts, USA

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