July weather forecast
West Yarmouth, MA

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Weather in July

July is an agreeable summer month in West Yarmouth, Massachusetts, with an average temperature ranging between min 67.6°F (19.8°C) and max 71.6°F (22°C).

Temperature

July showcases a minor temperature ascent, adjusting from June's comfortable 63.5°F (17.5°C) to a pleasant 71.6°F (22°C). A steady low-temperature average of 67.6°F (19.8°C) is logged during July, reflecting a modest dip from daytime readings.

Humidity

June and July, with an average relative humidity of 84%, are the most humid months.

Rainfall

In West Yarmouth, in July, during 12.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In West Yarmouth, during the entire year, the rain falls for 129 days and collects up to 14.21" (361mm) of precipitation.

Snowfall

May through November are months without snowfall.

Daylight

In July, the average length of the day is 14h and 50min.
On the first day of the month, sunrise is at 5:10 am and sunset at 8:19 pm. On the last day of July, sunrise is at 5:35 am and sunset at 7:59 pm EDT.

Sunshine

In West Yarmouth, the average sunshine in July is 10.5h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 6 during July leads to these advisories:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are July temperatures?

The high-temperature, in July, in West Yarmouth, records 71.6°F (22°C), while the low-temperature is 67.6°F (19.8°C).

What is the most humid month?

The months with the highest humidity are June and July, with an average relative humidity of 84%.

What is the average humidity in July?

In West Yarmouth, the average relative humidity in July is 84%.

How much does it rain in July?

In West Yarmouth, in July, it is raining for 12.3 days, with typically 1.02" (26mm) of accumulated precipitation.

When it does not snow?

May through November are months without snowfall.

How many hours of daylight does West Yarmouth have in July?

The average day length in July is 14h and 50min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:10 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 7:59 pm EDT.

How long on average sun shines in July?

The average sunshine duration in July is 10.5h.

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.

How high is the UV index in July?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents 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
West Yarmouth, MA

Average temperature in July - West Yarmouth, MA
  • Average high temperature in July: 71.6°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in July: 67.6°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in July
West Yarmouth, MA

Average pressure in July - West Yarmouth, 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
West Yarmouth, MA

Average wind speed in July - West Yarmouth, MA
  • Average wind speed in July: 10.9mph

The windiest month (with the highest average wind speed) is January (16.8mph).
The calmest months (with the lowest average wind speed) are July and August (10.9mph).

Average humidity in July
West Yarmouth, MA

Average humidity in July - West Yarmouth, MA
  • Average humidity in July: 84%

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

Average rainfall in July
West Yarmouth, MA

Average rainfall in July - West Yarmouth, MA
  • Average rainfall in July: 1.02"

The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is August (0.94").

Average rainfall days in July
West Yarmouth, MA

Average rainfall days in July - West Yarmouth, MA
  • Average rainfall days in July: 12.3 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in July
West Yarmouth, MA

Average snowfall in July - West Yarmouth, MA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in July
West Yarmouth, MA

Average snowfall days in July - West Yarmouth, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
West Yarmouth, MA

Average daylight in July / Average sunshine in July - West Yarmouth, 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 3min

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

Average sunshine days in July
West Yarmouth, MA

Average sunshine days in July - West Yarmouth, MA
  • Average sunshine days in July: 17.6 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (14.3 days).

Average UV index in July
West Yarmouth, MA

Average UV index in July - West Yarmouth, 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
West Yarmouth, MA

Average cloud cover in July - West Yarmouth, MA
  • Average cloud cover in July: 29

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in July
West Yarmouth, MA

Average visibility in July - West Yarmouth, 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).

West Yarmouth, Massachusetts, USA

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