Climate and monthly weather forecast
Marion, MA

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Weather in January

January, the same as December, is a wintry winter month in Marion, Massachusetts, with an average temperature fluctuating between 27.3°F (-2.6°C) and 36.7°F (2.6°C). The coldest period is January, when temperatures fluctuate between an average high of 36.7°F (2.6°C) and a low of 27.3°F (-2.6°C). Weather in January »

Weather in February

February, the last month of the winter in Marion, is also a wintry month, with an average temperature fluctuating between 38.3°F (3.5°C) and 28°F (-2.2°C). February's average high-temperature is a still cold 38.3°F (3.5°C), maintaining a close comparison with January's 36.7°F (2.6°C). Weather in February »

Weather in March

March, the first month of the spring in Marion, is still a cold month, with temperature in the range of an average low of 33.6°F (0.9°C) and an average high of 42.4°F (5.8°C). Marion, Massachusetts, records a slight change with March's average high-temperatures adjusting to a still cold 42.4°F (5.8°C) from February's 38.3°F (3.5°C). Weather in March »

Weather in April

April in Marion, Massachusetts, is a fresh spring month, with an average temperature varying between 51.3°F (10.7°C) and 41.9°F (5.5°C). Marion's weather in April presents a minor rise in the average high-temperature, moving from an icy 42.4°F (5.8°C) in March to a fresh 51.3°F (10.7°C). Weather in April »

Weather in May

May, the last month of the spring in Marion, is a mild month, with an average temperature fluctuating between 60.4°F (15.8°C) and 50.9°F (10.5°C). With the onset of May, Marion experiences a temperature shift, with the average high-temperature moving from a cool 51.3°F (10.7°C) in April to a refreshing 60.4°F (15.8°C). Weather in May »

Weather in June

June, the first month of the summer in Marion, is an agreeable month, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 68.5°F (20.3°C). In June, the average high-temperature marginally rises from a mild 60.4°F (15.8°C) in May to an agreeable 68.5°F (20.3°C). Weather in June »

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). 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). Weather in July »

Weather in August

August, the last month of the summer in Marion, is another warm month, with an average temperature ranging between max 76.6°F (24.8°C) and min 66.7°F (19.3°C). With an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 66.7°F (19.3°C), August is the warmest month. Weather in August »

Weather in September

September, the first month of the autumn in Marion, is also an agreeable month, with temperature in the range of an average high of 70°F (21.1°C) and an average low of 60.4°F (15.8°C). September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's moderately hot 76.6°F (24.8°C) to an agreeable 70°F (21.1°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Marion, Massachusetts, with an average temperature varying between 60.6°F (15.9°C) and 51.8°F (11°C). With October's arrival, Marion's weather changes as the average high-temperature falls from a pleasant 70°F (21.1°C) in September to a mild 60.6°F (15.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Marion, Massachusetts, with an average temperature fluctuating between 41.7°F (5.4°C) and 50.9°F (10.5°C). Onset of November witnesses a reduction in the average high-temperature, falling from a moderate 60.6°F (15.9°C) in October to a cool 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in Marion, is also an icy month, with temperature in the range of an average high of 42.3°F (5.7°C) and an average low of 33.6°F (0.9°C). A modest decline in the average high-temperature is seen during December, decreasing from a cool 50.9°F (10.5°C) in November to an icy 42.3°F (5.7°C). Weather in December »
Updated: Feb 12, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the coldest months in Marion?

January, on average, is the coldest month in Marion, Massachusetts, registering a high temperature of 36.7°F (2.6°C) and a low of 27.3°F (-2.6°C).

How many days does it rain in Marion?

In Marion, Massachusetts, during the entire year, the rain falls for 136.3 days and collects up to 15.63" (397mm) of precipitation.

When does it snow in Marion?

January through May, October through December are months with snowfall in Marion, Massachusetts.

How many days does it snow in Marion?

Throughout the year, in Marion, there are 21.6 snowfall days, and 4.29" (109mm) of snow is accumulated.

What is the month with the lowest UV index in Marion?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the driest month in Marion?

February is the month with the least rainfall in Marion. Rain falls for 7.7 days and accumulates 0.98" (25mm) of precipitation.

What is the snowiest month in Marion?

The month with the most snowfall is February, when snow falls for 5.8 days and typically aggregates up to 1.1" (28mm) of snow.

What is the month with the coldest ocean in Marion?

February is the month with the coldest seawater in Marion, with an average ocean temperature of 38.1°F (3.4°C).

What is the month with the least sunshine in Marion?

The month with the least sunshine in Marion is February, with an average of 4.8h of sunshine.

What is the least humid month in Marion?

March and November, with an average relative humidity of 74%, are the least humid months.

When is Daylight Saving Time (DST) in Marion?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Marion, Massachusetts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the most humid month in Marion?

The months with the highest humidity in Marion are June and July, with an average relative humidity of 80%.

When it does not snow in Marion?

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

When are the longest days in Marion?

June has the longest days of the year in Marion, with an average of 15h and 12min of daylight.

What are the months with the highest UV index in Marion?

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

What is the hottest time of year in Marion?

August, recognised by an average high temperature of 76.6°F (24.8°C) and a low of 66.7°F (19.3°C), is Marion's warmest month.

What month is the ocean warmest in Marion?

The month with the warmest seawater in Marion, Massachusetts, is August, with an average ocean temperature of 68.5°F (20.3°C).

What month has the most sunshine in Marion?

August has the most sunshine of the year in Marion, Massachusetts, with an average of 10.7h of sunshine.

What is the rainiest month in Marion?

The month with the most rainfall in Marion, Massachusetts, is October, when the rain falls for 12 days and typically aggregates up to 1.89" (48mm) of precipitation.

What is the month with the shortest days in Marion?

December has the shortest days of the year in Marion, with an average of 9h and 12min of daylight.

Average temperature
Marion, MA

Average temperature - Marion, MA

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).

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).

Average pressure
Marion, MA

Average pressure - Marion, MA

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
Marion, MA

Average wind speed - Marion, MA

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).

Average humidity
Marion, MA

Average humidity - Marion, MA

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

Average rainfall
Marion, MA

Average rainfall - Marion, MA

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

Average rainfall days
Marion, MA

Average rainfall days - Marion, MA

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).

Average snowfall
Marion, MA

Average snowfall - Marion, MA

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

Average snowfall days
Marion, MA

Average snowfall days - Marion, MA

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).

Average sea temperature
Marion, MA

Average sea temperature - Marion, MA

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).

Average daylight / Average sunshine
Marion, MA

Average daylight / Average sunshine - Marion, MA

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).

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).

Average sunshine days
Marion, MA

Average sunshine days - Marion, MA

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

Average UV index
Marion, MA

Average UV index - Marion, MA

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).

Average visibility
Marion, MA

Average visibility - Marion, MA

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).

Marion, Massachusetts, USA

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