Climate and monthly weather forecast
Marcus Hook, PA

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Weather in January

January, like December, in Marcus Hook, Pennsylvania, is an icy winter month, with an average temperature fluctuating between 37.4°F (3°C) and 25.7°F (-3.5°C). January proves to be the coldest month, recording an average maximum temperature of 37.4°F (3°C) and a minimum temperature of 25.7°F (-3.5°C). Weather in January »

Weather in February

February, the last month of the winter in Marcus Hook, is also an icy month, with an average temperature ranging between min 27.9°F (-2.3°C) and max 41.2°F (5.1°C). February's onset records an average high-temperature of a still cold 41.2°F (5.1°C), a near match to January's 37.4°F (3°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Marcus Hook, Pennsylvania, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 34.9°F (1.6°C). With the onset of March, Marcus Hook observes a minor temperature ascent, with the average high-temperature adjusting from February's icy 41.2°F (5.1°C) to a frosty 49.6°F (9.8°C). Weather in March »

Weather in April

April in Marcus Hook, Pennsylvania, is an enjoyable spring month, with an average temperature varying between 45°F (7.2°C) and 61.5°F (16.4°C). The start of April is characterized by an increase in the average high-temperature, transitioning from a frosty 49.6°F (9.8°C) in March to a refreshing 61.5°F (16.4°C). Weather in April »

Weather in May

May, the last month of the spring in Marcus Hook, is a pleasant month, with an average temperature varying between 72°F (22.2°C) and 55°F (12.8°C). Noticing a change, the average high-temperature during May moves from April's refreshing 61.5°F (16.4°C) to a pleasant 72°F (22.2°C). Weather in May »

Weather in June

June, the first month of the summer in Marcus Hook, is a moderately hot month, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 63.1°F (17.3°C). The arrival of June signals a slight increase in the average high-temperature, moving from a pleasant 72°F (22.2°C) in May to a warm 79.7°F (26.5°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Marcus Hook, Pennsylvania, with temperature in the range of an average low of 68.7°F (20.4°C) and an average high of 85.6°F (29.8°C). Marcus Hook, Pennsylvania, experiences its highest average temperatures in July, reaching a peak of 85.6°F (29.8°C) and a minimum of 68.7°F (20.4°C). The average heat index in July is calculated to be a torrid 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Marcus Hook, Pennsylvania, with an average temperature ranging between max 83.5°F (28.6°C) and min 67.3°F (19.6°C). August's advent denotes a minor fluctuation in the average high-temperature to a still moderately hot 83.5°F (28.6°C) from July's 85.6°F (29.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Marcus Hook, Pennsylvania, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 76.6°F (24.8°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from 83.5°F (28.6°C) in August to a still moderately hot 76.6°F (24.8°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Marcus Hook, Pennsylvania, with an average temperature ranging between max 64.9°F (18.3°C) and min 50.7°F (10.4°C). During Marcus Hook's transition into October, the average high-temperature lessens, moving from a moderately hot 76.6°F (24.8°C) in September to a refreshing 64.9°F (18.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Marcus Hook, is another cool month, with an average temperature varying between 52.7°F (11.5°C) and 39.2°F (4°C). With the beginning of November, the average high-temperature shows a decrease, transitioning from a comfortable 64.9°F (18.3°C) in October to a fresh 52.7°F (11.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Marcus Hook, Pennsylvania, with an average temperature ranging between max 44.1°F (6.7°C) and min 32.9°F (0.5°C). The arrival of December is marked by a minor reduction in average high-temperature, sliding from a cool 52.7°F (11.5°C) in November to a chilly 44.1°F (6.7°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Marcus Hook?

Temperature readings in Marcus Hook reach their annual highs in January, averaging 37.4°F (3°C) and a minimum average of 25.7°F (-3.5°C).

What is the driest month in Marcus Hook?

The month with the least rainfall is January, when the rain falls for 7.1 days and typically collects 1.61" (41mm) of precipitation.

How much does it rain in Marcus Hook?

Throughout the year, there are 148.4 rainfall days, and 25.94" (659mm) of precipitation is accumulated.

When does it snow in Marcus Hook?

January through May, November and December are months with snowfall in Marcus Hook, Pennsylvania.

How many days does it snow in Marcus Hook?

Throughout the year, in Marcus Hook, there are 12.6 snowfall days, and 7.28" (185mm) of snow is accumulated.

What is the month with the lowest UV index in Marcus Hook?

The months with the lowest UV index in Marcus Hook, Pennsylvania, are January, February, November and December, with an average maximum UV index of 2.

What is the most humid month in Marcus Hook?

February, October and December, with an average relative humidity of 77%, are most humid months in Marcus Hook.

What is the month with the coldest ocean in Marcus Hook?

With an average ocean temperature of 39.9°F (4.4°C), February is the month with the coldest seawater.

What is the month with the least sunshine in Marcus Hook?

The month with the least sunshine in Marcus Hook, Pennsylvania, is February, with an average of 4.9h of sunshine.

When does it snow the most in Marcus Hook?

The month with the most snowfall in Marcus Hook is March, when snow falls for 3 days and typically aggregates up to 2.32" (59mm) of snow.

When is Daylight Saving Time (DST) in Marcus Hook?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Marcus Hook, 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 least humid month in Marcus Hook?

With an average relative humidity of 71%, April is the least humid month.

When is the highest UV index in Marcus Hook?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Marcus Hook.

When it does not snow in Marcus Hook?

June through October are months without snowfall in Marcus Hook, Pennsylvania.

When are the longest days in Marcus Hook?

The month with the longest days in Marcus Hook, Pennsylvania, is June, with an average of 14h and 54min of daylight.

What part of the year is the hottest in Marcus Hook?

With its average high temperature of 85.6°F (29.8°C) and a low of 68.7°F (20.4°C), July is regarded as the warmest month.

What month has the most sunshine in Marcus Hook?

The month with the most sunshine in Marcus Hook is July, with an average of 10.7h of sunshine.

What is the wettest month in Marcus Hook?

The month with the most rainfall is August, when the rain falls for 16.1 days and typically aggregates up to 3.11" (79mm) of precipitation.

What is the month with the warmest ocean in Marcus Hook?

The month with the warmest seawater in Marcus Hook is August, with an average ocean temperature of 75.9°F (24.4°C).

What is the month with the shortest days in Marcus Hook?

December has the shortest days of the year in Marcus Hook, Pennsylvania, with an average of 9h and 24min of daylight.

Average temperature
Marcus Hook, PA

Average temperature - Marcus Hook, PA

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.4°F).

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure
Marcus Hook, PA

Average pressure - Marcus Hook, PA

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Marcus Hook, PA

Average wind speed - Marcus Hook, PA

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity
Marcus Hook, PA

Average humidity - Marcus Hook, PA

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall
Marcus Hook, PA

Average rainfall - Marcus Hook, PA

The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days
Marcus Hook, PA

Average rainfall days - Marcus Hook, PA

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall
Marcus Hook, PA

Average snowfall - Marcus Hook, PA

The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Marcus Hook, PA

Average snowfall days - Marcus Hook, PA

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature
Marcus Hook, PA

Average sea temperature - Marcus Hook, PA

The best month for swimming (with the highest average sea temperature) is August (75.9°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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Average daylight / Average sunshine
Marcus Hook, PA

Average daylight / Average sunshine - Marcus Hook, PA

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days
Marcus Hook, PA

Average sunshine days - Marcus Hook, PA

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index
Marcus Hook, PA

Average UV index - Marcus Hook, PA

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Marcus Hook, PA

Average visibility - Marcus Hook, PA

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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Marcus Hook, Pennsylvania, USA

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