Climate and monthly weather forecast
Charleston Heights, SC

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Weather in January

January, like December, is another refreshing winter month in Charleston Heights, South Carolina, with an average temperature ranging between max 56.8°F (13.8°C) and min 42.8°F (6°C). Charleston Heights's coldest temperatures are experienced in January, with average high temperatures of 56.8°F (13.8°C) and lows of 42.8°F (6°C). Weather in January »

Weather in February

February, the last month of the winter in Charleston Heights, is also a moderate month, with an average temperature fluctuating between 60.6°F (15.9°C) and 45.9°F (7.7°C). Charleston Heights records an average high-temperature of a still refreshing 60.6°F (15.9°C) as February arrives, nearly mirroring the previous month's climate. Weather in February »

Weather in March

March, the first month of the spring in Charleston Heights, is a refreshing month, with an average temperature ranging between min 51.6°F (10.9°C) and max 66.2°F (19°C). With the onset of March, Charleston Heights's average high-temperature experiences a slight rise, moving from February's mild 60.6°F (15.9°C) to a comfortable 66.2°F (19°C). Weather in March »

Weather in April

April is a moderately hot spring month in Charleston Heights, South Carolina, with an average temperature fluctuating between 74.1°F (23.4°C) and 59°F (15°C). The onset of April introduces a subtle rise in the average high-temperature, nudging from a comfortable 66.2°F (19°C) in March to a moderately hot 74.1°F (23.4°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Charleston Heights, South Carolina, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 80.8°F (27.1°C). May brings a slight rise in Charleston Heights's average high-temperature, moving from a moderately hot 74.1°F (23.4°C) in April to a still warm 80.8°F (27.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Charleston Heights, South Carolina, with an average temperature ranging between max 87.1°F (30.6°C) and min 73.4°F (23°C). The transition from May to June brings a subtle temperature rise, with average high-temperatures increasing from a moderately hot 80.8°F (27.1°C) to a hot 87.1°F (30.6°C). Weather in June »

Weather in July

July, the same as June, in Charleston Heights, South Carolina, is another tropical summer month, with an average temperature ranging between min 76.5°F (24.7°C) and max 89.6°F (32°C). July registers as the month with the highest average temperatures, reaching 89.6°F (32°C) at its peak and 76.5°F (24.7°C) at the lowest. For most parts of July, the heat index is calculated to be a blisteringly hot 107.6°F (42°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Charleston Heights, South Carolina, with temperature in the range of an average low of 76.3°F (24.6°C) and an average high of 88.3°F (31.3°C). An average high-temperature of a still hot 88.3°F (31.3°C) marks August, exhibiting a close resemblance to the conditions in July. Weather in August »

Weather in September

September, the first month of the autumn in Charleston Heights, is also a moderately hot month, with an average temperature ranging between min 72°F (22.2°C) and max 84.4°F (29.1°C). Charleston Heights's shift into September is marked by a subtle change to a warm 84.4°F (29.1°C) from August's 88.3°F (31.3°C) in temperature. Weather in September »

Weather in October

October, like September, in Charleston Heights, South Carolina, is a moderately hot autumn month, with an average temperature fluctuating between 76.1°F (24.5°C) and 62.1°F (16.7°C). The arrival of October signals a subtle shift in temperature, down from 84.4°F (29.1°C) in September to a still moderately hot 76.1°F (24.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Charleston Heights, is another refreshing month, with an average temperature fluctuating between 51.8°F (11°C) and 65.8°F (18.8°C). The shift from October to November involves a decrease in the average high-temperature, dropping from a warm 76.1°F (24.5°C) to a comfortable 65.8°F (18.8°C). Weather in November »

Weather in December

The first month of the winter, December, is still a mild month in Charleston Heights, South Carolina, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 47.3°F (8.5°C). The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a comfortable 65.8°F (18.8°C) in November to a moderate 60.4°F (15.8°C). Weather in December »
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Frequently asked questions

What are the coldest months in Charleston Heights?

Charleston Heights, South Carolina, witnesses the coldest weather in January, with temperatures averaging a high of 56.8°F (13.8°C) and a low of 42.8°F (6°C).

What is the driest month in Charleston Heights?

The month with the least rainfall in Charleston Heights is January, when the rain falls for 8.8 days and typically collects 0.67" (17mm) of precipitation.

How much does it rain in Charleston Heights?

In Charleston Heights, South Carolina, during the entire year, the rain falls for 154.4 days and collects up to 23.43" (595mm) of precipitation.

When does it snow in Charleston Heights?

Months with snowfall in Charleston Heights are January, February and December.

How many days does it snow in Charleston Heights?

Throughout the year, in Charleston Heights, South Carolina, there are 0.5 snowfall days.

What is the month with the lowest UV index in Charleston Heights?

With an average maximum UV index of 3, January is the month with the lowest UV index in Charleston Heights, South Carolina.

What is the least humid month in Charleston Heights?

With an average relative humidity of 72%, March is the least humid month in Charleston Heights.

When it does not snow in Charleston Heights?

In Charleston Heights, snow does not fall in March through November.

When is Daylight Saving Time (DST) in Charleston Heights?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Charleston Heights, 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 are the months with the highest UV index in Charleston Heights?

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

When are the longest days in Charleston Heights?

With an average of 14h and 18min of daylight, June has the longest days of the year in Charleston Heights.

What part of the year is the hottest in Charleston Heights?

The warmest month is July, with an average high-temperature of 89.6°F (32°C) and an average low-temperature of 76.5°F (24.7°C).

What month has the most sunshine in Charleston Heights?

The month with the most sunshine in Charleston Heights is July, with an average of 10.9h of sunshine.

What is the rainiest month in Charleston Heights?

The month with the most rainfall in Charleston Heights is August, when the rain falls for 22.7 days and typically aggregates up to 4.29" (109mm) of precipitation.

What is the most humid month in Charleston Heights?

With an average relative humidity of 77%, December is the most humid month in Charleston Heights, South Carolina.

When does it snow the most in Charleston Heights?

The month with the most snowfall days is December, when snow falls for 0.3 days.

What is the month with the shortest days in Charleston Heights?

With an average of 10h and 0min of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Charleston Heights?

The month with the least sunshine in Charleston Heights, South Carolina, is December, with an average of 5.6h of sunshine.

Average temperature
Charleston Heights, SC

Average temperature - Charleston Heights, SC

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (56.8°F).

The month with the highest average low temperature is July (76.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

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Average pressure
Charleston Heights, SC

Average pressure - Charleston Heights, 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
Charleston Heights, SC

Average wind speed - Charleston Heights, SC

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity
Charleston Heights, SC

Average humidity - Charleston Heights, SC

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (72%).

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Average rainfall
Charleston Heights, SC

Average rainfall - Charleston Heights, SC

The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days
Charleston Heights, SC

Average rainfall days - Charleston Heights, SC

The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is November (6.9 days).

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Average snowfall days
Charleston Heights, SC

Average snowfall days - Charleston Heights, SC

The month with the highest number of snowfall days is December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Charleston Heights, SC

Average daylight / Average sunshine - Charleston Heights, 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: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days
Charleston Heights, SC

Average sunshine days - Charleston Heights, SC

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (6.1 days).

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Average UV index
Charleston Heights, SC

Average UV index - Charleston Heights, SC

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

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Average visibility
Charleston Heights, SC

Average visibility - Charleston Heights, 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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Charleston Heights, South Carolina, USA

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