July weather forecast
Marion, MA

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Weather in July

July is a warm summer month in Marion, Massachusetts, with temperature in the range of an average high of 76.3°F (24.6°C) and an average low of 66.2°F (19°C).

Temperature

The shift into July is accompanied by a modest temperature increase, with the average high-temperature edging up from a pleasant 68.5°F (20.3°C) in June to a moderately hot 76.3°F (24.6°C). July's average low-temperature reading in Marion, Massachusetts, settles at a comfortable 66.2°F (19°C).

Humidity

June and July, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Marion, during July, the rain falls for 14.1 days and regularly aggregates up to 1.54" (39mm) of precipitation. In Marion, during the entire year, the rain falls for 136.3 days and collects up to 15.63" (397mm) of precipitation.

Snowfall

June through September are months without snowfall.

Ocean temperature

In July, the average ocean temperature in Marion, Massachusetts, is 66.2°F (19°C).
Note: Swimming is not a pleasurable activity for most people when the water temperature is 66.2°F (19°C). Breathing control gets harder as the water temperature drops from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in July in Marion is 14h and 51min.
On the first day of July in Marion, sunrise is at 5:12 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:01 pm EDT.

Sunshine

In July, the average sunshine in Marion is 10.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What are the temperatures in Marion in July?

An average high-temperature, in July, in Marion, is 76.3°F (24.6°C) and the average low-temperature is 66.2°F (19°C).

What is the most humid month in Marion?

June and July, with an average relative humidity of 80%, are most humid months in Marion.

What is the average humidity in July in Marion?

In July, the average relative humidity in Marion, Massachusetts, is 80%.

How much does it rain in Marion in July?

In Marion, Massachusetts, in July, it is raining for 14.1 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow in Marion?

In Marion, snow does not fall in June through September.

How cold is the water in July in Marion?

In Marion, in July, the average water temperature is 66.2°F (19°C). Swimming in 66.2°F (19°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 Marion?

In July, the average day length in Marion is 14h and 51min.

When is the sunrise / sunset in July in Marion?

In July, on the first day of the month, sunrise is at 5:12 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:01 pm EDT.

How long on average sun shines in July in Marion?

The average sunshine duration in July in Marion, Massachusetts, is 10.5h.

When is the highest UV index in Marion?

The months with the highest UV index in Marion are June through August, with an average maximum UV index of 6.

What is the UV index intensity in July in Marion?

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

Average temperature in July - Marion, MA
  • Average high temperature in July: 76.3°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in July: 66.2°F

The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in July
Marion, MA

Average pressure in July - Marion, 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).

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Average wind speed in July
Marion, MA

Average wind speed in July - Marion, MA
  • Average wind speed in July: 8.5mph

The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in July
Marion, MA

Average humidity in July - Marion, MA
  • Average humidity in July: 80%

The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are March and November (74%).

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Average rainfall in July
Marion, MA

Average rainfall in July - Marion, MA
  • Average rainfall in July: 1.54"

The wettest month (with the highest rainfall) is October (1.89").
The driest month (with the least rainfall) is February (0.98").

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Average rainfall days in July
Marion, MA

Average rainfall days in July - Marion, MA
  • Average rainfall days in July: 14.1 days

The months with the highest number of rainy days are May and July (14.1 days).
The month with the least rainy days is February (7.7 days).

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Average snowfall in July
Marion, MA

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

The month with the highest snowfall is February (1.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Marion, MA

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

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in July
Marion, MA

Average sea temperature in July - Marion, MA
  • Average sea temperature in July: 66.2°F

The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is February (38.2°F).

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Average daylight in July /
Average sunshine in July
Marion, MA

Average daylight in July / Average sunshine in July - Marion, 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 3min

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 48min).

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Average sunshine days in July
Marion, MA

Average sunshine days in July - Marion, MA
  • Average sunshine days in July: 14.8 days

The month with the most sunshine days is December (17.7 days).
The month with the least sunshine days is April (14.3 days).

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Average UV index in July
Marion, MA

Average UV index in July - Marion, MA
  • Average UV index in July: 6

The months with the highest UV index are June, 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
Marion, MA

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

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in July
Marion, MA

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

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