June weather forecast
Barnstable, MA

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Weather in June

June welcomes summer, presenting a warmer temperature spectrum. The frequent and significant sunshine lends a vibrant hue to the town, bringing the seaside culture back to life. With the sea temperature touching 57.7°F (14.3°C), beach life begins to flourish in Barnstable, coaxing residents towards fun-filled outdoor activities. Coherent with the previous month, light summer clothing would help cope with the weather while sunblock becomes a necessity. The refreshing sea breeze soothes the warm days, and the evenings remind us of the bygone Spring.

Temperature

June's arrival signals a subtle increase in average high-temperatures, moving from May's refreshing 55.6°F (13.1°C) to an enjoyable 64°F (17.8°C). Barnstable notes a steady average temperature of 59.4°F (15.2°C) during the nights of June.

Humidity

May through July, with an average relative humidity of 83%, are the most humid months.

Rainfall

In June, in Barnstable, the rain falls for 11.5 days. Throughout June, 1.1" (28mm) of precipitation is accumulated. Throughout the year, there are 129.6 rainfall days, and 13.94" (354mm) of precipitation is accumulated.

Snowfall

May through November are months without snowfall.

Ocean temperature

In Barnstable, the average seawater temperature in June is 57.7°F (14.3°C).
Note: Taking a dip in 57.7°F (14.3°C) can be perilous. Submersion in temperatures under 50°F (10°C) triggers severe cold shock accompanied by hyperventilation.

Daylight

June has the longest days of the year, 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 5:10 am and sunset at 8:19 pm EDT.

Sunshine

In June, the average sunshine is 9.5h.

UV index

In June, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 5 during June, leads to the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the temperature in June in Barnstable?

The average high-temperature, in June, in Barnstable, is 64°F (17.8°C), while the average low-temperature is 59.4°F (15.2°C).

What is the most humid month in Barnstable?

May through July, with an average relative humidity of 83%, are most humid months in Barnstable.

What is the average humidity in June in Barnstable?

In June, the average relative humidity in Barnstable is 83%.

How many days does it rain in June in Barnstable?

In Barnstable, Massachusetts, during June, the rain falls for 11.5 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When it does not snow in Barnstable?

May through November are months without snowfall in Barnstable, Massachusetts.

What is the water temperature in June in Barnstable?

In Barnstable, Massachusetts, the average seawater temperature in June is 57.7°F (14.3°C). Swimming in 57.7°F (14.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

When are the longest days in Barnstable?

With an average of 15h and 12min of daylight, June has the longest days of the year in Barnstable, Massachusetts.

What is the average length of the day in June in Barnstable?

In Barnstable, the average day length in June is 15h and 10min.

When are sunrise and sunset in June in Barnstable?

In June, on the first day of the month, sunrise is at 5:08 am and sunset at 8:09 pm. On the last day of the month, in Barnstable, Massachusetts, sunrise is at 5:10 am and sunset at 8:19 pm EDT.

How many hours of sunshine does Barnstable have in June?

The average sunshine duration in June in Barnstable is 9.5h.

What is the UV index reading in June in Barnstable?

In Barnstable, Massachusetts, the average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe 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
Barnstable, MA

Average temperature in June - Barnstable, MA
  • Average high temperature in June: 64°F

The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in June: 59.4°F

The month with the highest average low temperature is August (68.2°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

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Average pressure in June
Barnstable, MA

Average pressure in June - Barnstable, 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
Barnstable, MA

Average wind speed in June - Barnstable, MA
  • Average wind speed in June: 11.2mph

The windiest month (with the highest average wind speed) is January (16.4mph).
The calmest month (with the lowest average wind speed) is August (10.4mph).

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Average humidity in June
Barnstable, MA

Average humidity in June - Barnstable, MA
  • Average humidity in June: 83%

The months with the highest relative humidity are May, June and July (83%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in June
Barnstable, MA

Average rainfall in June - Barnstable, MA
  • Average rainfall in June: 1.1"

The wettest month (with the highest rainfall) is October (1.89").
The driest month (with the least rainfall) is August (0.94").

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Average rainfall days in June
Barnstable, MA

Average rainfall days in June - Barnstable, MA
  • Average rainfall days in June: 11.5 days

The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is February (8.1 days).

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Average snowfall in June
Barnstable, MA

Average snowfall in June - Barnstable, MA
  • Average snowfall in June: 0"

The months with the highest snowfall are January and February (0.63").
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
Barnstable, MA

Average snowfall days in June - Barnstable, MA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in June
Barnstable, MA

Average sea temperature in June - Barnstable, 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
Barnstable, MA

Average daylight in June / Average sunshine in June - Barnstable, 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 3min

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

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Average sunshine days in June
Barnstable, MA

Average sunshine days in June - Barnstable, MA
  • Average sunshine days in June: 16.6 days

The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is February (14.8 days).

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Average UV index in June
Barnstable, MA

Average UV index in June - Barnstable, 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
Barnstable, MA

Average cloud cover in June - Barnstable, MA
  • Average cloud cover in June: 36

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in June
Barnstable, MA

Average visibility in June - Barnstable, 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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Barnstable, Massachusetts, USA

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