Climate and monthly weather forecast
Seaside, SC

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Weather in January

January, the same as December, in Seaside, South Carolina, is another refreshing winter month, with an average temperature varying between 57°F (13.9°C) and 46.4°F (8°C). January is the coldest month, with the temperature often reaching an average high of 57°F (13.9°C) and an average low of 46.4°F (8°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in Seaside, South Carolina, with an average temperature ranging between min 48.9°F (9.4°C) and max 59.5°F (15.3°C). Seaside's shift from January to February is accompanied by an average high-temperature of a still mild 59.5°F (15.3°C), a slight deviation from 57°F (13.9°C). Weather in February »

Weather in March

The first month of the spring, March, is an enjoyable month in Seaside, South Carolina, with an average temperature varying between 54.1°F (12.3°C) and 64.4°F (18°C). Seaside's weather in March, with an average high-temperature of a comfortable 64.4°F (18°C), subtly shifts from February's 59.5°F (15.3°C). Weather in March »

Weather in April

April in Seaside, South Carolina, is a pleasant spring month, with an average temperature varying between 71.4°F (21.9°C) and 61.9°F (16.6°C). In Seaside, the onset of April comes with a modest high-temperature shift, transitioning from March's refreshing 64.4°F (18°C) to a pleasant 71.4°F (21.9°C). Weather in April »

Weather in May

May, the last month of the spring in Seaside, is a warm month, with temperature in the range of an average low of 69.3°F (20.7°C) and an average high of 78.1°F (25.6°C). Seaside's transition into May is noticed by a slight rise in the average high-temperature, advancing from an agreeable 71.4°F (21.9°C) in April to a warm 78.1°F (25.6°C). Weather in May »

Weather in June

June, the first month of the summer in Seaside, is also a moderately hot month, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 75.9°F (24.4°C). The shift into June is characterized by a subtle rise in the average high-temperature, transitioning from May's warm 78.1°F (25.6°C) to a still moderately hot 84.2°F (29°C). Weather in June »

Weather in July

July is a tropical summer month in Seaside, South Carolina, with an average temperature varying between 78.4°F (25.8°C) and 86.2°F (30.1°C). July, noted for its average high-temperature of 86.2°F (30.1°C) and an average low-temperature of 78.4°F (25.8°C), is considered the warmest month. The average heat index in July is appraised at a sweltering 98.6°F (37°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Seaside, South Carolina, with temperature in the range of an average high of 86°F (30°C) and an average low of 78.4°F (25.8°C). Stepping into August, Seaside records an average high-temperature of a still hot 86°F (30°C), almost consistent with July. Weather in August »

Weather in September

September, the first month of the autumn in Seaside, is also a moderately hot month, with an average temperature fluctuating between 82.6°F (28.1°C) and 74.3°F (23.5°C). September experiences an average high-temperature of a warm 82.6°F (28.1°C), barely different from August's 86°F (30°C). Weather in September »

Weather in October

October, like September, in Seaside, South Carolina, is a moderately hot autumn month, with an average temperature varying between 65.7°F (18.7°C) and 75.2°F (24°C). Seaside in October experiences a gentle temperature dip, with average high-temperatures reducing from a warm 82.6°F (28.1°C) in September to a still moderately hot 75.2°F (24°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Seaside, South Carolina, with an average temperature fluctuating between 65.8°F (18.8°C) and 55.6°F (13.1°C). With the beginning of November, the average high-temperature shows a decrease, transitioning from a moderately hot 75.2°F (24°C) in October to an enjoyable 65.8°F (18.8°C). Weather in November »

Weather in December

December, the first month of the winter in Seaside, is still a mild month, with an average temperature varying between 51.1°F (10.6°C) and 60.6°F (15.9°C). December's average high-temperature stands at a moderate 60.6°F (15.9°C), showing little deviation from November's 65.8°F (18.8°C). Weather in December »
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Frequently asked questions

What month is the coldest in Seaside?

Seaside's coldest temperatures are experienced in January, with average high temperatures of 57°F (13.9°C) and lows of 46.4°F (8°C).

What is the least humid month in Seaside?

January, March and October, with an average relative humidity of 73%, are the least humid months.

What is the driest month in Seaside?

The month with the least rainfall is January, when the rain falls for 5.7 days and typically collects 0.24" (6mm) of precipitation.

How much does it rain in Seaside?

Throughout the year, in Seaside, South Carolina, there are 113.3 rainfall days, and 10" (254mm) of precipitation is accumulated.

When does it snow in Seaside?

January and December are months with snowfall in Seaside, South Carolina.

What is the snowiest month in Seaside?

January has the most snowfall days of the year. Snow falls for 0.2 days.

How many days does it snow in Seaside?

In Seaside, South Carolina, during the entire year, snow falls for 0.3 days.

When is the lowest UV index in Seaside?

January is the month with the lowest UV index, with an average maximum UV index of 3.

When it does not snow in Seaside?

February through November are months without snowfall in Seaside.

When is Daylight Saving Time (DST) in Seaside?

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 month with the highest UV index in Seaside?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

When are the longest days in Seaside?

The month with the longest days is June, with an average of 14h and 18min of daylight.

What part of the year is the hottest in Seaside?

Seaside's temperatures peak on average in July, reaching 86.2°F (30.1°C) at their highest and 78.4°F (25.8°C) at their lowest.

What month has the most sunshine in Seaside?

With an average of 11h of sunshine, July has the most sunshine of the year in Seaside, South Carolina.

What is the rainiest month in Seaside?

The month with the most rainfall is August, when the rain falls for 17.3 days and typically aggregates up to 1.93" (49mm) of precipitation.

What is the most humid month in Seaside?

The most humid month is December, with an average relative humidity of 78%.

What is the month with the shortest days in Seaside?

The month with the shortest days in Seaside is December, with an average of 10h and 0min of daylight.

What is the month with the least sunshine in Seaside?

The month with the least sunshine is December, with an average of 5.7h of sunshine.

Average temperature
Seaside, SC

Average temperature - Seaside, SC

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (57°F).

The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

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Average pressure
Seaside, SC

Average pressure - Seaside, SC

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed
Seaside, SC

Average wind speed - Seaside, SC

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

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Average humidity
Seaside, SC

Average humidity - Seaside, SC

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).

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Average rainfall
Seaside, SC

Average rainfall - Seaside, SC

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.24").

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Average rainfall days
Seaside, SC

Average rainfall days - Seaside, SC

The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (5.2 days).

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Average snowfall days
Seaside, SC

Average snowfall days - Seaside, SC

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Seaside, SC

Average daylight / Average sunshine - Seaside, SC

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days
Seaside, SC

Average sunshine days - Seaside, SC

The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is August (8.5 days).

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Average visibility
Seaside, SC

Average visibility - Seaside, SC

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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Seaside, South Carolina, USA

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