July weather forecast
Siasconset, MA

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Weather in July

July in Siasconset, Massachusetts, is a pleasant summer month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 70.5°F (21.4°C).

Temperature

With the start of July, the average high-temperature marginally shifts from June's refreshing 62.6°F (17°C) to an agreeable 70.5°F (21.4°C). In July, Siasconset's nights cool slightly to a consistent average temperature of 67.3°F (19.6°C).

Humidity

The most humid month is July, with an average relative humidity of 86%.

Rainfall

In Siasconset, Massachusetts, during July, the rain falls for 13.4 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, there are 153.1 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

In Siasconset, snow does not fall in April through October.

Daylight

The average length of the day in July in Siasconset is 14h and 49min.
On the first day of July, sunrise is at 5:10 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 7:57 pm EDT.

Sunshine

July and August, with an average of 10.7h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, a daily UV index of 6 turns into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

What is the temperature in July?

The high-temperature, in July, in Siasconset, records 70.5°F (21.4°C), while the low-temperature is 67.3°F (19.6°C).

What is the most humid month?

The most humid month is July, with an average relative humidity of 86%.

What is the average humidity in July?

The average relative humidity in July is 86%.

How many days does it rain in July?

In Siasconset, in July, during 13.4 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When it does not snow?

In Siasconset, snow does not fall in April through October.

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

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

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:10 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 7:57 pm EDT.

What are the months with the most sunshine?

July and August, with an average of 10.7h of sunshine, are months with the most sunshine.

How long on average sun shines in July?

In Siasconset, the average sunshine duration in July is 10.7h.

What are the months 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?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Siasconset, MA

Average temperature in July - Siasconset, MA
  • Average high temperature in July: 70.5°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is February (39.7°F).

  • Average low temperature in July: 67.3°F

The month with the highest average low temperature is August (68.7°F).
The coldest month (with the lowest average low temperature) is February (32.5°F).

Average pressure in July
Siasconset, MA

Average pressure in July - Siasconset, MA
  • Average pressure in July: 29.96"Hg

The months with the highest atmospheric pressure are September and November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in July
Siasconset, MA

Average wind speed in July - Siasconset, MA
  • Average wind speed in July: 11.9mph

The windiest month (with the highest average wind speed) is January (18.5mph).
The calmest month (with the lowest average wind speed) is August (11.8mph).

Average humidity in July
Siasconset, MA

Average humidity in July - Siasconset, MA
  • Average humidity in July: 86%

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January, November and December (75%).

Average rainfall in July
Siasconset, MA

Average rainfall in July - Siasconset, MA
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in July
Siasconset, MA

Average rainfall days in July - Siasconset, MA
  • Average rainfall days in July: 13.4 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (9.2 days).

Average snowfall in July
Siasconset, MA

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

The month with the highest snowfall is January (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Siasconset, MA

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

The month with the highest number of snowfall days is January (5.8 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
Siasconset, MA

Average daylight in July / Average sunshine in July - Siasconset, 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 18min).

  • Average sunshine in July: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).

Average sunshine days in July
Siasconset, MA

Average sunshine days in July - Siasconset, MA
  • Average sunshine days in July: 16.1 days

The month with the most sunshine days is August (16.5 days).
The month with the least sunshine days is January (11.3 days).

Average UV index in July
Siasconset, MA

Average UV index in July - Siasconset, 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 and December (UV index 2).

Average cloud cover in July
Siasconset, MA

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

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in July
Siasconset, MA

Average visibility in July - Siasconset, 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).

Siasconset, Massachusetts, USA

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