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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is an icy winter month in Marcus Hook, Pennsylvania, with an average temperature varying between 25.7°F (-3.5°C) and 37.4°F (3°C). January is the month when Marcus Hook sees the lowest average temperatures, with a high of 37.4°F (3°C) and a low of 25.7°F (-3.5°C). Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Marcus Hook, Pennsylvania, with an average temperature fluctuating between 27.9°F (-2.3°C) and 41.2°F (5.1°C). The arrival of February marks a slight shift to an average high-temperature of a still cold 41.2°F (5.1°C) from January's 37.4°F (3°C). Weather in February »
Weather in March
March, the first month of the spring in Marcus Hook, is a chilly month, with temperature in the range of an average low of 34.9°F (1.6°C) and an average high of 49.6°F (9.8°C). The shift into March is characterized by a subtle rise in the average high-temperature, transitioning from February's cold 41.2°F (5.1°C) to a frosty 49.6°F (9.8°C). Weather in March »
Weather in April
April is a refreshing spring month in Marcus Hook, Pennsylvania, with an average temperature fluctuating between 45°F (7.2°C) and 61.5°F (16.4°C). An increase in the average high-temperature marks April, moving from March's frosty 49.6°F (9.8°C) to a comfortable 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 fluctuating between 72°F (22.2°C) and 55°F (12.8°C). Observing a rise in May, the average high-temperature goes from April's enjoyable 61.5°F (16.4°C) to a pleasant 72°F (22.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Marcus Hook, Pennsylvania, 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). As June begins, there's a slight increase in the average high-temperature, moving from a pleasant 72°F (22.2°C) in May to a moderately hot 79.7°F (26.5°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Marcus Hook, Pennsylvania, with an average temperature varying between 68.7°F (20.4°C) and 85.6°F (29.8°C). Marcus Hook registers the highest average temperatures during the month of July, with peaks of 85.6°F (29.8°C) and lows of 68.7°F (20.4°C). The heat index value during July is computed to be a sweltering 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Marcus Hook, Pennsylvania, with an average temperature varying between 83.5°F (28.6°C) and 67.3°F (19.6°C). August denotes a minimal variation in the average high-temperature to a still warm 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 also a moderately hot month in Marcus Hook, Pennsylvania, with an average temperature varying between 76.6°F (24.8°C) and 60.8°F (16°C). The transition into September subtly indicates a reduction in the average high-temperature, down to a still moderately hot 76.6°F (24.8°C) from August's warm 83.5°F (28.6°C). Weather in September »
Weather in October
October, like September, in Marcus Hook, Pennsylvania, is another comfortable autumn month, with temperature in the range of an average high of 64.9°F (18.3°C) and an average low of 50.7°F (10.4°C). With the onset of October, Marcus Hook experiences a modest temperature adjustment, with the average high-temperature receding from a warm 76.6°F (24.8°C) in September to a comfortable 64.9°F (18.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Marcus Hook, Pennsylvania, with temperature in the range of an average low of 39.2°F (4°C) and an average high of 52.7°F (11.5°C). In November, the average high-temperature decreases from an enjoyable 64.9°F (18.3°C) in October to a cool 52.7°F (11.5°C). Weather in November »
Weather in December
December, the first month of the winter in Marcus Hook, is also a frosty month, with an average temperature varying between 32.9°F (0.5°C) and 44.1°F (6.7°C). Marcus Hook observes a small decrease in the average high-temperature with the arrival of December, falling from November's cool 52.7°F (11.5°C) to a frosty 44.1°F (6.7°C). Weather in December »
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Marcus Hook experiences its lowest temperatures in January, with an average peak of 37.4°F (3°C) and a low of 25.7°F (-3.5°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 7.1 days and accumulates 1.61" (41mm) of precipitation.
How much does it rain?
In Marcus Hook, during the entire year, the rain falls for 148.4 days and collects up to 25.94" (659mm) of precipitation.
When does it snow?
Months with snowfall are January through May, November and December.
How much does it snow?
In Marcus Hook, during the entire year, snow falls for 12.6 days and aggregates up to 7.28" (185mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the most humid month?
February, October and December, with an average relative humidity of 77%, are most humid months.
What is the month with the coldest ocean in Marcus Hook?
February is the month with the coldest seawater, with an average ocean temperature of 39.9°F (4.4°C).
What is the month with the least sunshine?
With an average of 4.9h of sunshine, February has the least sunshine of the year.
When does it snow the most?
March is the month with the most snowfall. Snow falls for 3 days and accumulates 2.32" (59mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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?
April is the least humid month, with an average relative humidity of 71%.
What are the months with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When it does not snow?
In Marcus Hook, snow does not fall in June through October.
When are the longest days?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What is the warmest month?
The temperatures reach their highest averages in July, with highs of 85.6°F (29.8°C) and lows of 68.7°F (20.4°C).
What month has the most sunshine?
With an average of 10.7h of sunshine, July has the most sunshine of the year.
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.
When is the ocean warmest?
August is the month with the warmest seawater, with an average ocean temperature of 75.9°F (24.4°C).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 24min of daylight.
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).
Average pressure
Marcus Hook, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Marcus Hook, PA
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.5mph - Average wind speed in September:
5.9mph - Average wind speed in October:
7.2mph - Average wind speed in November:
7.6mph - Average wind speed in December:
7.9mph
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).
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%).
Average rainfall
Marcus Hook, PA
- Average rainfall in January:
1.61" - Average rainfall in February:
1.73" - Average rainfall in March:
2.28" - Average rainfall in April:
2.01" - Average rainfall in May:
2.32" - Average rainfall in June:
2.28"
- Average rainfall in July:
2.68" - Average rainfall in August:
3.11" - Average rainfall in September:
1.73" - Average rainfall in October:
1.97" - Average rainfall in November:
1.89" - Average rainfall in December:
2.32"
The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days
Marcus Hook, PA
- Average rainfall days in January:
7.1 days - Average rainfall days in February:
8.2 days - Average rainfall days in March:
13.2 days - Average rainfall days in April:
13.4 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
15.4 days
- Average rainfall days in July:
17 days - Average rainfall days in August:
16.1 days - Average rainfall days in September:
12.6 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
8.7 days
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).
Average snowfall
Marcus Hook, PA
- Average snowfall in January:
1.73" - Average snowfall in February:
1.61" - Average snowfall in March:
2.32" - Average snowfall in April:
0.2" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Marcus Hook, PA
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
3 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.4 days - Average snowfall days in December:
1.5 days
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).
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).
Average daylight / Average sunshine
Marcus Hook, PA
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
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).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 3min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
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).
Average sunshine days
Marcus Hook, PA
- Average sunshine days in January:
20.8 days - Average sunshine days in February:
16.3 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
12.5 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
20.3 days - Average sunshine days in December:
20.5 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (11.3 days).
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).
Average cloud cover
Marcus Hook, PA
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
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).
Marcus Hook, Pennsylvania, USA
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