July weather forecast
Oak Bluffs, MA

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Weather in July

July in Oak Bluffs, Massachusetts, is a pleasant summer month, with an average temperature ranging between min 68.4°F (20.2°C) and max 72.9°F (22.7°C).

Temperature

July's onset is marked by a subtle temperature increase, moving from a comfortable 65.1°F (18.4°C) in June to an agreeable 72.9°F (22.7°C). During July, Oak Bluffs's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 68.4°F (20.2°C).

Humidity

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

Rainfall

The month with the least rainfall is July, when the rain falls for 9.1 days and typically collects 0.35" (9mm) of precipitation.

Snowfall

April through November are months without snowfall.

Ocean temperature

In Oak Bluffs, in July, the average water temperature is 66.6°F (19.2°C).
Note: For most, swimming in 66.6°F (19.2°C) is not a pleasant experience. As the temperature falls from 69.8°F (21°C) to 59°F (15°C), controlling one's breathing becomes more difficult.

Daylight

In Oak Bluffs, the average length of the day in July is 14h and 49min.
On the first day of July, sunrise is at 5:12 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:00 pm EDT.

Sunshine

In July, the average sunshine is 10.4h.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In July, the maximum UV index of 6 transforms into these recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average July temperature?

In July, the average high-temperature and low-temperature are 72.9°F (22.7°C) and 68.4°F (20.2°C) respectively.

What are the most humid months?

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

What is the average humidity in July?

In July, the average relative humidity in Oak Bluffs is 83%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 9.1 days and accumulates 0.35" (9mm) of precipitation.

How much does it rain in July?

In Oak Bluffs, in July, it is raining for 9.1 days, with typically 0.35" (9mm) of accumulated precipitation.

When it does not snow?

April through November are months without snowfall.

What is the ocean temperature in July?

In Oak Bluffs, the average seawater temperature in July is 66.6°F (19.2°C). Swimming in 66.6°F (19.2°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in July?

In July, the average day length is 14h and 49min.

What time are sunrise and sunset in July in Oak Bluffs?

On the first day of July in Oak Bluffs, sunrise is at 5:12 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:00 pm EDT.

How long on average sun shines in July?

In Oak Bluffs, Massachusetts, the average sunshine duration in July is 10.4h.

What is the month with the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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 July
Oak Bluffs, MA

Average temperature in July - Oak Bluffs, MA
  • Average high temperature in July: 72.9°F

The warmest month (with the highest average high temperature) is August (73.8°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in July: 68.4°F

The month with the highest average low temperature is August (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in July
Oak Bluffs, MA

Average pressure in July - Oak Bluffs, MA
  • Average pressure in July: 29.96"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).

Average wind speed in July
Oak Bluffs, MA

Average wind speed in July - Oak Bluffs, MA
  • Average wind speed in July: 10.7mph

The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.7mph).

Average humidity in July
Oak Bluffs, MA

Average humidity in July - Oak Bluffs, MA
  • Average humidity in July: 83%

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

Average rainfall in July
Oak Bluffs, MA

Average rainfall in July - Oak Bluffs, MA
  • Average rainfall in July: 0.35"

The wettest month (with the highest rainfall) is October (0.83").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in July
Oak Bluffs, MA

Average rainfall days in July - Oak Bluffs, MA
  • Average rainfall days in July: 9.1 days

The month with the highest number of rainy days is July (9.1 days).
The months with the least rainy days are September and November (5.9 days).

Average snowfall in July
Oak Bluffs, MA

Average snowfall in July - Oak Bluffs, MA
  • Average snowfall in July: 0"

The months with the highest snowfall are January and February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in July
Oak Bluffs, MA

Average snowfall days in July - Oak Bluffs, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in July
Oak Bluffs, MA

Average sea temperature in July - Oak Bluffs, MA
  • Average sea temperature in July: 66.5°F

The best month for swimming (with the highest average sea temperature) is August (68.5°F).
The coldest month (with the lowest average sea temperature) is February (37.9°F).

Average daylight in July /
Average sunshine in July
Oak Bluffs, MA

Average daylight in July / Average sunshine in July - Oak Bluffs, MA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in July
Oak Bluffs, MA

Average sunshine days in July - Oak Bluffs, MA
  • Average sunshine days in July: 19.3 days

The month with the most sunshine days is September (21.4 days).
The month with the least sunshine days is February (18.5 days).

Average UV index in July
Oak Bluffs, MA

Average UV index in July - Oak Bluffs, 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).

Average cloud cover in July
Oak Bluffs, MA

Average cloud cover in July - Oak Bluffs, MA
  • Average cloud cover in July: 30

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in July
Oak Bluffs, MA

Average visibility in July - Oak Bluffs, 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).

Oak Bluffs, Massachusetts, USA

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