Climate and monthly weather forecast
Port Royal, VA

Weather in January

January, like December, in Port Royal, Virginia, is another cold winter month, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 42.3°F (5.7°C). The coldest month is January, with an average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 28.8°F (-1.8°C). Weather in January »

Weather in February

February, the last month of the winter in Port Royal, is a frosty month, with an average temperature varying between 46.9°F (8.3°C) and 31.3°F (-0.4°C). In Port Royal, the average high-temperature in February is essentially the same as in January - a frosty 46.9°F (8.3°C). Weather in February »

Weather in March

March, the first month of the spring in Port Royal, is a fresh month, with temperature in the range of an average low of 38.5°F (3.6°C) and an average high of 53.8°F (12.1°C). In Port Royal, the average high-temperature in March slightly increases from a chilly 46.9°F (8.3°C) in February to a cool 53.8°F (12.1°C). Weather in March »

Weather in April

April is a comfortable spring month in Port Royal, Virginia, with temperature in the range of an average low of 48.4°F (9.1°C) and an average high of 66.4°F (19.1°C). In April, the average high-temperature increases from a fresh 53.8°F (12.1°C) in March to an enjoyable 66.4°F (19.1°C). Weather in April »

Weather in May

May, the last month of the spring in Port Royal, is a moderately hot month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 57.2°F (14°C). In May, the average high-temperature marginally rises from an enjoyable 66.4°F (19.1°C) in April to a warm 75°F (23.9°C). Weather in May »

Weather in June

June, the first month of the summer in Port Royal, is also a moderately hot month, with an average temperature ranging between min 64.8°F (18.2°C) and max 82.8°F (28.2°C). In Port Royal, Virginia, the average high-temperature in June slightly increases from 75°F (23.9°C) in May to a still warm 82.8°F (28.2°C). Weather in June »

Weather in July

July in Port Royal, Virginia, is a hot summer month, with an average temperature varying between 87.4°F (30.8°C) and 69.4°F (20.8°C). July is the warmest month, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.4°F (20.8°C). In July, the average heat index is evaluated at a torrid 100.4°F (38°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Port Royal, Virginia, with an average temperature fluctuating between 67.8°F (19.9°C) and 85.5°F (29.7°C). In Port Royal, Virginia, the average high-temperature in August is almost the same as in July - a warm 85.5°F (29.7°C). Weather in August »

Weather in September

September, the first month of the autumn in Port Royal, is also a moderately hot month, with an average temperature fluctuating between 62.2°F (16.8°C) and 79°F (26.1°C). In September, the average high-temperature slightly decreases from 85.5°F (29.7°C) in August to a still moderately hot 79°F (26.1°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Port Royal, Virginia, with an average temperature varying between 67.5°F (19.7°C) and 52°F (11.1°C). In Port Royal, the average high-temperature in October drops from a moderately hot 79°F (26.1°C) in September to an enjoyable 67.5°F (19.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Port Royal, is another mild month, with an average temperature ranging between min 41°F (5°C) and max 55.8°F (13.2°C). In November, the average high-temperature drops from a comfortable 67.5°F (19.7°C) in October to a mild 55.8°F (13.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Port Royal, Virginia, with temperature in the range of an average high of 47.5°F (8.6°C) and an average low of 35.1°F (1.7°C). In Port Royal, the average high-temperature in December marginally drops from a moderate 55.8°F (13.2°C) in November to a chilly 47.5°F (8.6°C). Weather in December »
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FAQ

What is the coldest month in Port Royal?

With an average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 28.8°F (-1.8°C), January is the coldest month.

How many days does it rain in Port Royal?

In Port Royal, Virginia, during the entire year, the rain falls for 158.1 days and collects up to 30.47" (774mm) of precipitation.

When does it snow in Port Royal?

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

When does it snow the most in Port Royal?

January is the month with the most snowfall. Snow falls for 4 days and accumulates 1.85" (47mm) of snow.

How much does it snow in Port Royal?

Throughout the year, there are 12 snowfall days, and 6.73" (171mm) of snow is accumulated.

What are the months with the lowest UV index in Port Royal?

The months with the lowest UV index in Port Royal are January, February and December, with an average maximum UV index of 2.

What is the month with the least sunshine in Port Royal?

The months with the least sunshine are February and December, with an average of 5.1h of sunshine.

When is Daylight Saving Time (DST) in Port Royal?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Port Royal?

April is the least humid month, with an average relative humidity of 73%.

What is the most humid month in Port Royal?

May and December, with an average relative humidity of 78%, are most humid months.

When it does not snow in Port Royal?

In Port Royal, Virginia, snow does not fall in May through October.

What are the months with the highest UV index in Port Royal?

The months with the highest UV index in Port Royal are May through August, with an average maximum UV index of 6.

When are the longest days in Port Royal?

June has the longest days of the year in Port Royal, with an average of 14h and 47min of daylight.

What is the warmest month in Port Royal?

With an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.4°F (20.8°C), July is the warmest month.

What is the wettest month in Port Royal?

The months with the most rainfall in Port Royal are July and August, with an average 3.19" (81mm) of precipitation.

What month has the most sunshine in Port Royal?

The month with the most sunshine in Port Royal, Virginia, is July, with an average of 10.6h of sunshine.

What is the driest month in Port Royal?

September is the month with the least rainfall in Port Royal. Rain falls for 13.3 days and accumulates 1.97" (50mm) of precipitation.

What is the month with the shortest days in Port Royal?

With an average of 9h and 34min of daylight, December has the shortest days of the year in Port Royal, Virginia.

Average temperature
Port Royal, VA

Average temperature - Port Royal, VA

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (42.3°F).

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure
Port Royal, VA

Average pressure - Port Royal, VA

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Port Royal, VA

Average wind speed - Port Royal, VA

The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity
Port Royal, VA

Average humidity - Port Royal, VA

The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is April (73%).

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Average rainfall
Port Royal, VA

Average rainfall - Port Royal, VA

The wettest months (with the highest rainfall) are July and August (3.19").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days
Port Royal, VA

Average rainfall days - Port Royal, VA

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (9.4 days).

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Average snowfall
Port Royal, VA

Average snowfall - Port Royal, VA

The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Port Royal, VA

Average snowfall days - Port Royal, VA

The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Port Royal, VA

Average daylight / Average sunshine - Port Royal, VA

The month with the longest days is June (Average daylight: 14h and 47min).
The month with the shortest days is December (Average daylight: 9h and 34min).

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

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Average sunshine days
Port Royal, VA

Average sunshine days - Port Royal, VA

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.9 days).

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Average UV index
Port Royal, VA

Average UV index - Port Royal, VA

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 and December (UV index 2).

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Average visibility
Port Royal, VA

Average visibility - Port Royal, VA

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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