June weather forecast
Chatham, MA

The calm blue water and white sand on a typical beach in Cape Cod, with a visible path and a far view of the high Chatham Lighthouse, Massachusetts
The calm blue water and white sand on a typical beach in Cape Cod, with a visible path and a far view of the high Chatham Lighthouse, Massachusetts

Weather in June

June, the first month of the summer in Chatham, is a comfortable month, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 58.8°F (14.9°C).

Temperature

In June, the average high-temperature slightly increases from a cool 54.3°F (12.4°C) in May to a comfortable 63°F (17.2°C). In Chatham, the average low-temperature is 58.8°F (14.9°C).

Humidity

June and July, with an average relative humidity of 85%, are the most humid months.

Rainfall

In Chatham, it is raining for 13.4 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, in Chatham, there are 142.4 rainfall days, and 22.09" (561mm) of precipitation is accumulated.

Snowfall

In Chatham, snow does not fall in May through October.

Ocean temperature

In Chatham, the average seawater temperature in June is 56.7°F (13.7°C).
Note: Swimming in 56.7°F (13.7°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.

Daylight

The month with the longest days is June, with an average of 15h and 9min of daylight.
On the first day of June in Chatham, sunrise is at 5:07 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:18 pm EDT.

Sunshine

In Chatham, the average sunshine in June is 9.4h.

UV index

In June, the average daily maximum UV index in Chatham is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 in June interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in June in Chatham?

In June, in Chatham, the average high-temperature is 63°F (17.2°C), and the average low-temperature is 58.8°F (14.9°C).

What is the most humid month in Chatham?

The months with the highest humidity in Chatham are June and July, with an average relative humidity of 85%.

What is the average humidity in June in Chatham?

In June, the average relative humidity in Chatham is 85%.

How many days does it rain in June in Chatham?

In Chatham, in June, during 13.4 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow in Chatham?

In Chatham, snow does not fall in May through October.

What is the water temperature in June in Chatham?

In Chatham, the average seawater temperature in June is 56.7°F (13.7°C). Swimming in 56.7°F (13.7°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 Chatham?

With an average of 15h and 9min of daylight, June has the longest days of the year in Chatham, Massachusetts.

How many hours of daylight does Chatham have in June?

In Chatham, the average day length in June is 15h and 9min.

When is the sunrise / sunset in June in Chatham?

In June, on the first day of the month, sunrise is at 5:07 am and sunset at 8:07 pm. On the last day of the month, in Chatham, Massachusetts, sunrise is at 5:08 am and sunset at 8:18 pm EDT.

How long on average sun shines in June in Chatham?

In Chatham, Massachusetts, the average sunshine duration in June is 9.4h.

What is the UV index intensity in June in Chatham?

In June, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Chatham, MA

Average temperature in June - Chatham, MA
  • Average high temperature in June: 63°F

The warmest month (with the highest average high temperature) is August (71.6°F).
The months with the lowest average high temperature are January and February (39°F).

  • Average low temperature in June: 58.8°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 (31.6°F).

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Average pressure in June
Chatham, MA

Average pressure in June - Chatham, 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
Chatham, MA

Average wind speed in June - Chatham, MA
  • Average wind speed in June: 12.4mph

The windiest month (with the highest average wind speed) is January (18mph).
The calmest month (with the lowest average wind speed) is August (11.4mph).

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Average humidity in June
Chatham, MA

Average humidity in June - Chatham, MA
  • Average humidity in June: 85%

The months with the highest relative humidity are June and July (85%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in June
Chatham, MA

Average rainfall in June - Chatham, MA
  • Average rainfall in June: 1.69"

The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is November (1.46").

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Average rainfall days in June
Chatham, MA

Average rainfall days in June - Chatham, MA
  • Average rainfall days in June: 13.4 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in June
Chatham, MA

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

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Chatham, MA

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

The month with the highest number of snowfall days is January (6 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
Chatham, MA

Average sea temperature in June - Chatham, MA
  • Average sea temperature in June: 56.7°F

The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is March (39.8°F).

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Average daylight in June /
Average sunshine in June
Chatham, MA

Average daylight in June / Average sunshine in June - Chatham, MA
  • Average daylight in June: 15h and 9min

The month with the longest days is June (Average daylight: 15h and 9min).
The month with the shortest days is December (Average daylight: 9h and 13min).

  • Average sunshine in June: 9h and 24min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).

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Average sunshine days in June
Chatham, MA

Average sunshine days in June - Chatham, MA
  • Average sunshine days in June: 15.7 days

The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is January (13 days).

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Average UV index in June
Chatham, MA

Average UV index in June - Chatham, 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
Chatham, MA

Average cloud cover in June - Chatham, MA
  • Average cloud cover in June: 37

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in June
Chatham, MA

Average visibility in June - Chatham, 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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