Climate and monthly weather forecast
Cape Arthur, MD

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Weather in January

January, like December, in Cape Arthur, Maryland, is another cold winter month, with temperature in the range of an average high of 39.6°F (4.2°C) and an average low of 28.4°F (-2°C). In Cape Arthur, January is the coldest month, with temperatures averaging a high of 39.6°F (4.2°C) and a low of 28.4°F (-2°C). Weather in January »

Weather in February

February, the last month of the winter in Cape Arthur, is a chilly month, with an average temperature fluctuating between 43.2°F (6.2°C) and 30.7°F (-0.7°C). The ushering in of February brings an average high-temperature of a chilly 43.2°F (6.2°C), closely mirroring the 39.6°F (4.2°C) of January. Weather in February »

Weather in March

March, the first month of the spring in Cape Arthur, is a cool month, with an average temperature varying between 50.7°F (10.4°C) and 37.8°F (3.2°C). The commencement of March sees a minor shift in the average high-temperature, moving from a chilly 43.2°F (6.2°C) in February to a cool 50.7°F (10.4°C). Weather in March »

Weather in April

April is an enjoyable spring month in Cape Arthur, Maryland, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 62.8°F (17.1°C). The beginning of April marks a shift in the average high-temperature, moving from March's fresh 50.7°F (10.4°C) to an enjoyable 62.8°F (17.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Cape Arthur, Maryland, with an average temperature varying between 72.1°F (22.3°C) and 57.2°F (14°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a refreshing 62.8°F (17.1°C) in April to an agreeable 72.1°F (22.3°C). Weather in May »

Weather in June

June, the first month of the summer in Cape Arthur, is a warm month, with an average temperature ranging between max 80.2°F (26.8°C) and min 65.7°F (18.7°C). Cape Arthur in June experiences a slight uptick in the average high-temperature, adjusting from May's agreeable 72.1°F (22.3°C) to a moderately hot 80.2°F (26.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Cape Arthur, Maryland, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 70.7°F (21.5°C). In Cape Arthur, temperatures reach their average annual highs in July, measuring 85.6°F (29.8°C) and a minimum average of 70.7°F (21.5°C). The heat index value for July is evaluated at a very hot 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Cape Arthur, Maryland, with an average temperature varying between 69.1°F (20.6°C) and 83.7°F (28.7°C). As Cape Arthur, Maryland, transitions from July to August, the average high-temperatures adjust to a still warm 83.7°F (28.7°C), nearly the same as the previous 85.6°F (29.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Cape Arthur, is still a warm month, with an average temperature varying between 63.3°F (17.4°C) and 77.4°F (25.2°C). September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's warm 83.7°F (28.7°C) to a still moderately hot 77.4°F (25.2°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Cape Arthur, Maryland, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 52.9°F (11.6°C). The shift from September to October corresponds with a decrease in the average high-temperature, down to a comfortable 65.5°F (18.6°C) from a warm 77.4°F (25.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Cape Arthur, is another cool month, with an average temperature varying between 53.8°F (12.1°C) and 41.4°F (5.2°C). The decrease of average high-temperatures is mild in November, with a decline from an enjoyable 65.5°F (18.6°C) in October to a fresh 53.8°F (12.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Cape Arthur, Maryland, with an average temperature fluctuating between 45.5°F (7.5°C) and 34.7°F (1.5°C). December marks a gentle change in average high-temperature, declining from November's cool 53.8°F (12.1°C) to a frosty 45.5°F (7.5°C). Weather in December »
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

With average temperatures fluctuating between a high of 39.6°F (4.2°C) and a low of 28.4°F (-2°C), January stands out as the coldest month.

What is the least humid month?

The months with the lowest humidity are January, March, April and November, with an average relative humidity of 72%.

How much does it rain?

Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, November and December.

What is the snowiest month?

The month with the most snowfall in Cape Arthur is January, when snow falls for 4.4 days and typically aggregates up to 2.05" (52mm) of snow.

How much does it snow?

In Cape Arthur, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.

What are the months with the lowest UV index?

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

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 5.1h of sunshine.

When is Daylight Saving Time (DST) in Cape Arthur?

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 most humid month in Cape Arthur?

With an average relative humidity of 78%, May is the most humid month.

When it does not snow?

May through October are months without snowfall in Cape Arthur.

What is the month 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 are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What time of the year is the hottest?

July brings the highest temperatures in Cape Arthur, with an average high of 85.6°F (29.8°C) and an average low of 70.7°F (21.5°C).

What month has the most sunshine in Cape Arthur?

With an average of 10.9h of sunshine, July has the most sunshine of the year.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 13.9 days and accumulates 3.54" (90mm) of precipitation.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.89" (48mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

Average temperature
Cape Arthur, MD

Average temperature - Cape Arthur, MD

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure
Cape Arthur, MD

Average pressure - Cape Arthur, MD

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Cape Arthur, MD

Average wind speed - Cape Arthur, MD

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity
Cape Arthur, MD

Average humidity - Cape Arthur, MD

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall
Cape Arthur, MD

Average rainfall - Cape Arthur, MD

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days
Cape Arthur, MD

Average rainfall days - Cape Arthur, MD

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

Average snowfall
Cape Arthur, MD

Average snowfall - Cape Arthur, MD

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Cape Arthur, MD

Average snowfall days - Cape Arthur, MD

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Cape Arthur, MD

Average daylight / Average sunshine - Cape Arthur, MD

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 30min).

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days
Cape Arthur, MD

Average sunshine days - Cape Arthur, MD

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

Average UV index
Cape Arthur, MD

Average UV index - Cape Arthur, MD

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, November and December (UV index 2).

Average visibility
Cape Arthur, MD

Average visibility - Cape Arthur, MD

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).

Cape Arthur, Maryland, USA

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