June weather forecast
Cos Cob, CT

Weather in June

The first month of the summer, June, is a warm month in Cos Cob, Connecticut, with an average temperature ranging between min 61.5°F (16.4°C) and max 74.7°F (23.7°C).

Temperature

In June, the average high-temperature marginally rises from a comfortable 66.2°F (19°C) in May to a warm 74.7°F (23.7°C). In Cos Cob, in June, the average low-temperature is 61.5°F (16.4°C).

Humidity

In Cos Cob, Connecticut, the average relative humidity in June is 74%.

Rainfall

In Cos Cob, in June, it is raining for 17 days, with typically 3.27" (83mm) of accumulated precipitation. In Cos Cob, during the entire year, the rain falls for 165.6 days and collects up to 37.64" (956mm) of precipitation.

Snowfall

May through October are months without snowfall in Cos Cob, Connecticut.

Ocean temperature

In Cos Cob, in June, the average water temperature is 63°F (17.2°C).
Note: For swimming, a surface water temperature of 63°F (17.2°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

The month with the longest days is June, with an average of 15h and 5min of daylight.
On the first day of June, sunrise is at 5:24 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:30 pm EDT.

Sunshine

The average sunshine in June is 9.5h.

UV index

The months with the highest UV index in Cos Cob, Connecticut, are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in June transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in June in Cos Cob?

In June, in Cos Cob, Connecticut, the average high-temperature is 74.7°F (23.7°C), and the average low-temperature is 61.5°F (16.4°C).

What is the average humidity in June in Cos Cob?

In June, the average relative humidity is 74%.

How many days does it rain in June in Cos Cob?

In Cos Cob, during June, the rain falls for 17 days and regularly aggregates up to 3.27" (83mm) of precipitation.

When it does not snow in Cos Cob?

In Cos Cob, snow does not fall in May through October.

What is the ocean temperature in June in Cos Cob?

In Cos Cob, in June, the average water temperature is 63°F (17.2°C). For most, swimming in 63°F (17.2°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

When are the longest days in Cos Cob?

The month with the longest days in Cos Cob, Connecticut, is June, with an average of 15h and 5min of daylight.

What is the average length of the day in June in Cos Cob?

In Cos Cob, the average day length in June is 15h and 5min.

What time are sunrise and sunset in June in Cos Cob?

In June, on the first day of the month, sunrise is at 5:24 am and sunset at 8:20 pm. On the last day of the month, in Cos Cob, Connecticut, sunrise is at 5:25 am and sunset at 8:30 pm EDT.

How many hours of sunshine does Cos Cob have in June?

The average sunshine duration in June in Cos Cob is 9.5h.

What are the months with the highest UV index in Cos Cob?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in June in Cos Cob?

In June, the average daily maximum UV index in Cos Cob, Connecticut, is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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
Cos Cob, CT

Average temperature in June - Cos Cob, CT
  • Average high temperature in June: 74.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in June: 61.5°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in June
Cos Cob, CT

Average pressure in June - Cos Cob, CT
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in June
Cos Cob, CT

Average wind speed in June - Cos Cob, CT
  • Average wind speed in June: 7mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in June
Cos Cob, CT

Average humidity in June - Cos Cob, CT
  • Average humidity in June: 74%

The months with the highest relative humidity are February, May and December (75%).
The month with the lowest relative humidity is August (71%).

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Average rainfall in June
Cos Cob, CT

Average rainfall in June - Cos Cob, CT
  • Average rainfall in June: 3.27"

The wettest month (with the highest rainfall) is July (4.13").
The driest months (with the least rainfall) are January and February (2.4").

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Average rainfall days in June
Cos Cob, CT

Average rainfall days in June - Cos Cob, CT
  • Average rainfall days in June: 17 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in June
Cos Cob, CT

Average snowfall in June - Cos Cob, CT
  • Average snowfall in June: 0"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Cos Cob, CT

Average snowfall days in June - Cos Cob, CT
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (7.2 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
Cos Cob, CT

Average sea temperature in June - Cos Cob, CT
  • Average sea temperature in June: 63°F

The best month for swimming (with the highest average sea temperature) is August (73.1°F).
The coldest month (with the lowest average sea temperature) is February (39.5°F).

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Average daylight in June /
Average sunshine in June
Cos Cob, CT

Average daylight in June / Average sunshine in June - Cos Cob, CT
  • Average daylight in June: 15h and 5min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 17min).

  • Average sunshine in June: 9h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in June
Cos Cob, CT

Average sunshine days in June - Cos Cob, CT
  • Average sunshine days in June: 10.7 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in June
Cos Cob, CT

Average UV index in June - Cos Cob, CT
  • Average UV index in June: 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).

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Average cloud cover in June
Cos Cob, CT

Average cloud cover in June - Cos Cob, CT
  • Average cloud cover in June: 37

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in June
Cos Cob, CT

Average visibility in June - Cos Cob, CT
  • 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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