July weather forecast
Cohasset, MA

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Weather in July

July in Cohasset, Massachusetts, is a warm summer month, with an average temperature fluctuating between 79.3°F (26.3°C) and 64.9°F (18.3°C).

Temperature

Cohasset's warmest temperatures are experienced in July, with average high temperatures of 79.3°F (26.3°C) and lows of 64.9°F (18.3°C).

Humidity

The average relative humidity in July is 76%.

Rainfall

In Cohasset, Massachusetts, in July, it is raining for 16.5 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, in Cohasset, there are 152 rainfall days, and 29.09" (739mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Cohasset.

Daylight

The average length of the day in July is 14h and 54min.
On the first day of July, sunrise is at 5:10 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:03 pm EDT.

Sunshine

In Cohasset, the average sunshine in July is 10.2h.

UV index

The months with the highest UV index in Cohasset are July and August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 6 during July morphs into the following directions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What time of the year is the hottest in Cohasset?

July is the month when Cohasset's temperatures reach their peak, with averages of 79.3°F (26.3°C) and lows of 64.9°F (18.3°C).

What are the temperatures in Cohasset in July?

In July, the average high-temperature and low-temperature in Cohasset are 79.3°F (26.3°C) and 64.9°F (18.3°C) respectively.

What is the average humidity in July in Cohasset?

In July, the average relative humidity in Cohasset, Massachusetts, is 76%.

How much does it rain in Cohasset in July?

In July, the rain falls for 16.5 days. Throughout July, 2.32" (59mm) of precipitation is accumulated.

When it does not snow in Cohasset?

May through October are months without snowfall in Cohasset, Massachusetts.

What is the average length of the day in July in Cohasset?

In Cohasset, the average day length in July is 14h and 54min.

When are sunrise and sunset in July in Cohasset?

In July, on the first day of the month, sunrise is at 5:10 am and sunset at 8:23 pm. On the last day of the month, in Cohasset, sunrise is at 5:35 am and sunset at 8:03 pm EDT.

How many hours of sunshine does Cohasset have in July?

The average sunshine duration in July is 10.2h.

What is the month with the highest UV index in Cohasset?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Cohasset, Massachusetts.

What is the UV index reading in July in Cohasset?

In July, the average daily maximum UV index in Cohasset is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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 July
Cohasset, MA

Average temperature in July - Cohasset, MA
  • Average high temperature in July: 79.3°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in July: 64.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
Cohasset, MA

Average pressure in July - Cohasset, MA
  • Average pressure in July: 29.95"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 July
Cohasset, MA

Average wind speed in July - Cohasset, MA
  • Average wind speed in July: 7mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in July
Cohasset, MA

Average humidity in July - Cohasset, MA
  • Average humidity in July: 76%

The months with the highest relative humidity are February, June and September (77%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in July
Cohasset, MA

Average rainfall in July - Cohasset, MA
  • Average rainfall in July: 2.32"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in July
Cohasset, MA

Average rainfall days in July - Cohasset, MA
  • Average rainfall days in July: 16.5 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in July
Cohasset, MA

Average snowfall in July - Cohasset, MA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Cohasset, MA

Average snowfall days in July - Cohasset, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Cohasset, MA

Average daylight in July / Average sunshine in July - Cohasset, MA
  • Average daylight in July: 14h 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 July: 10h and 1min

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

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Average sunshine days in July
Cohasset, MA

Average sunshine days in July - Cohasset, MA
  • Average sunshine days in July: 12.8 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in July
Cohasset, MA

Average UV index in July - Cohasset, MA
  • Average UV index in July: 6

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 July
Cohasset, MA

Average cloud cover in July - Cohasset, MA
  • Average cloud cover in July: 33

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in July
Cohasset, MA

Average visibility in July - Cohasset, MA
  • Average visibility in July: 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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Cohasset, Massachusetts, USA

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