July weather forecast
Eastham, MA

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Weather in July

July is an agreeable summer month in Eastham, Massachusetts, with an average temperature ranging between min 66.9°F (19.4°C) and max 70.3°F (21.3°C).

Temperature

The shift from June to July is marked by a slight increase in the average high-temperature, moving from an enjoyable 62.4°F (16.9°C) to a pleasant 70.3°F (21.3°C). Eastham notes an average temperature descent to an enjoyable 66.9°F (19.4°C) in July, a small shift from its daytime peak.

Humidity

The most humid month is July, with an average relative humidity of 85%.

Rainfall

In Eastham, in July, it is raining for 13.3 days, with typically 1.57" (40mm) of accumulated precipitation. In Eastham, during the entire year, the rain falls for 136.1 days and collects up to 17.24" (438mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in July is 14h and 52min.
On the first day of the month, sunrise is at 5:09 am and sunset at 8:18 pm. On the last day of July, sunrise is at 5:33 am and sunset at 7:58 pm EDT.

Sunshine

In July, the average sunshine is 10.4h.

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 unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 6 during July translates into the following directions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the average July temperature?

During July, Eastham experiences an average high-temperature of 70.3°F (21.3°C) and a low-temperature of 66.9°F (19.4°C).

What is the most humid month?

July is the most humid month, with an average relative humidity of 85%.

What is the average humidity in July?

In July, the average relative humidity is 85%.

How many days does it rain in July?

In Eastham, in July, it is raining for 13.3 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow?

In Eastham, Massachusetts, snow does not fall in May through October.

What is the average length of the day in July?

In July, the average day length is 14h and 52min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:09 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 7:58 pm EDT.

How many hours of sunshine does Eastham have in July?

In Eastham, the average sunshine duration in July is 10.4h.

What is the month with the highest UV index?

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

What is the UV index intensity in July?

The average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents 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
Eastham, MA

Average temperature in July - Eastham, MA
  • Average high temperature in July: 70.3°F

The warmest month (with the highest average high temperature) is August (71.1°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in July: 66.9°F

The month with the highest average low temperature is August (67.6°F).
The coldest months (with the lowest average low temperature) are January and February (31.6°F).

Average pressure in July
Eastham, MA

Average pressure in July - Eastham, 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).

Average wind speed in July
Eastham, MA

Average wind speed in July - Eastham, MA
  • Average wind speed in July: 11.6mph

The windiest month (with the highest average wind speed) is January (18.5mph).
The calmest months (with the lowest average wind speed) are July and August (11.6mph).

Average humidity in July
Eastham, MA

Average humidity in July - Eastham, MA
  • Average humidity in July: 85%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (74%).

Average rainfall in July
Eastham, MA

Average rainfall in July - Eastham, MA
  • Average rainfall in July: 1.57"

The wettest month (with the highest rainfall) is October (2.17").
The driest months (with the least rainfall) are February and November (1.18").

Average rainfall days in July
Eastham, MA

Average rainfall days in July - Eastham, MA
  • Average rainfall days in July: 13.3 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in July
Eastham, MA

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

The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Eastham, MA

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

The month with the highest number of snowfall days is January (6.1 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
Eastham, MA

Average daylight in July / Average sunshine in July - Eastham, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in July
Eastham, MA

Average sunshine days in July - Eastham, MA
  • Average sunshine days in July: 16.4 days

The month with the most sunshine days is August (18.2 days).
The month with the least sunshine days is December (13.1 days).

Average UV index in July
Eastham, MA

Average UV index in July - Eastham, 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
Eastham, MA

Average cloud cover in July - Eastham, MA
  • Average cloud cover in July: 31

The month with the most cloud cover is December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in July
Eastham, MA

Average visibility in July - Eastham, 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).

Eastham, Massachusetts, USA

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