July weather forecast
Osterville, MA

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Weather in July

July in Osterville, Massachusetts, is a pleasant summer month, with an average temperature fluctuating between 72°F (22.2°C) and 67.6°F (19.8°C).

Temperature

As June gives way to July, the average high-temperature displays a slight ascent, adjusting from a refreshing 63.9°F (17.7°C) to an agreeable 72°F (22.2°C). A modest dip in temperatures to an average of 67.6°F (19.8°C) is observed throughout Osterville's July nights.

Humidity

The most humid month is July, with an average relative humidity of 84%.

Rainfall

In July, the rain falls for 15.1 days. Throughout July, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Osterville, Massachusetts, there are 157.2 rainfall days, and 31.77" (807mm) of precipitation is accumulated.

Snowfall

May through November are months without snowfall in Osterville.

Ocean temperature

In July, the average ocean temperature in Osterville is 65.8°F (18.8°C).
Note: Swimming in water at 65.8°F (18.8°C) is not a pleasing experience for the majority. As the temperature descends from 69.8°F (21°C) to 59°F (15°C), controlling breathing becomes increasingly hard.

Daylight

The average length of the day in July in Osterville is 14h and 50min.
On the first day of the month, sunrise is at 5:11 am and sunset at 8:19 pm. On the last day of July, in Osterville, sunrise is at 5:35 am and sunset at 8:00 pm EDT.

Sunshine

The average sunshine in July in Osterville is 10.6h.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the average July temperature in Osterville?

In Osterville, 72°F (22.2°C) is the average high-temperature and 67.6°F (19.8°C) is the average low-temperature during July.

What is the most humid month in Osterville?

July is the most humid month in Osterville, Massachusetts, with an average relative humidity of 84%.

What is the average humidity in July in Osterville?

In Osterville, Massachusetts, the average relative humidity in July is 84%.

How much does it rain in Osterville in July?

In Osterville, Massachusetts, in July, it is raining for 15.1 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow in Osterville?

In Osterville, Massachusetts, snow does not fall in May through November.

What is the ocean temperature in July in Osterville?

In Osterville, Massachusetts, in July, the average water temperature is 65.8°F (18.8°C). For most, swimming in 65.8°F (18.8°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).

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

In Osterville, Massachusetts, the average day length in July is 14h and 50min.

When is the sunrise / sunset in July in Osterville?

On the first day of July in Osterville, sunrise is at 5:11 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:00 pm EDT.

How long on average sun shines in July in Osterville?

In July, the average sunshine duration is 10.6h.

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

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

How high is the UV index in July in Osterville?

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

Average temperature in July - Osterville, MA
  • Average high temperature in July: 72°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 July: 67.6°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 July
Osterville, MA

Average pressure in July - Osterville, 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).

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Average wind speed in July
Osterville, MA

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

The windiest month (with the highest average wind speed) is January (16.5mph).
The calmest month (with the lowest average wind speed) is August (10.6mph).

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Average humidity in July
Osterville, MA

Average humidity in July - Osterville, MA
  • Average humidity in July: 84%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in July
Osterville, MA

Average rainfall in July - Osterville, MA
  • Average rainfall in July: 2.05"

The wettest month (with the highest rainfall) is October (3.7").
The driest month (with the least rainfall) is August (1.73").

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Average rainfall days in July
Osterville, MA

Average rainfall days in July - Osterville, MA
  • Average rainfall days in July: 15.1 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is February (10.3 days).

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Average snowfall in July
Osterville, MA

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

The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in July
Osterville, MA

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

The month with the highest number of snowfall days is February (7.1 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 July
Osterville, MA

Average sea temperature in July - Osterville, MA
  • Average sea temperature in July: 65.8°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 July /
Average sunshine in July
Osterville, MA

Average daylight in July / Average sunshine in July - Osterville, 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 4min

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 July
Osterville, MA

Average sunshine days in July - Osterville, MA
  • Average sunshine days in July: 14.9 days

The month with the most sunshine days is August (17.7 days).
The month with the least sunshine days is February (11.4 days).

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Average UV index in July
Osterville, MA

Average UV index in July - Osterville, 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
Osterville, MA

Average cloud cover in July - Osterville, MA
  • Average cloud cover in July: 29

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 July
Osterville, MA

Average visibility in July - Osterville, 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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Osterville, Massachusetts, USA

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