Climate and monthly weather forecast
Clemson, SC

Weather in January

January, like December, is a frosty winter month in Clemson, South Carolina, with an average temperature ranging between max 49.6°F (9.8°C) and min 33.4°F (0.8°C). January is the coldest month, with an average high-temperature of 49.6°F (9.8°C) and an average low-temperature of 33.4°F (0.8°C). Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Clemson, South Carolina, with an average temperature varying between 53.8°F (12.1°C) and 37°F (2.8°C). In February, the average high-temperature is practically the same as in January - a fresh 53.8°F (12.1°C). Weather in February »

Weather in March

March, the first month of the spring in Clemson, is a comfortable month, with an average temperature ranging between min 42.4°F (5.8°C) and max 61.2°F (16.2°C). In March, the average high-temperature marginally rises from a cool 53.8°F (12.1°C) in February to an enjoyable 61.2°F (16.2°C). Weather in March »

Weather in April

April in Clemson, South Carolina, is an agreeable spring month, with temperature in the range of an average low of 50.2°F (10.1°C) and an average high of 70.7°F (21.5°C). In April, the average high-temperature increases from a comfortable 61.2°F (16.2°C) in March to a pleasant 70.7°F (21.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Clemson, South Carolina, with an average temperature fluctuating between 78.8°F (26°C) and 58.1°F (14.5°C). In Clemson, South Carolina, the average high-temperature in May marginally rises from an agreeable 70.7°F (21.5°C) in April to a warm 78.8°F (26°C). Weather in May »

Weather in June

June, the first month of the summer in Clemson, is a tropical month, with temperature in the range of an average high of 86.5°F (30.3°C) and an average low of 64.9°F (18.3°C). In Clemson, the average high-temperature in June slightly increases from a warm 78.8°F (26°C) in May to a tropical 86.5°F (30.3°C). Weather in June »

Weather in July

July, like June, is another hot summer month in Clemson, South Carolina, with an average temperature varying between 68°F (20°C) and 89.6°F (32°C). July is the warmest month, with an average high-temperature of 89.6°F (32°C) and an average low-temperature of 68°F (20°C). In July, the average heat index is appraised at an extremely hot 104°F (40°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Clemson, South Carolina, with an average temperature fluctuating between 88°F (31.1°C) and 67.3°F (19.6°C). In August, the average high-temperature is practically the same as in July - a still tropical 88°F (31.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Clemson, South Carolina, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 62.1°F (16.7°C). In September, the average high-temperature is essentially the same as in August - a moderately hot 82.8°F (28.2°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Clemson, South Carolina, with an average temperature fluctuating between 51.6°F (10.9°C) and 71.6°F (22°C). In Clemson, the average high-temperature in October drops from a warm 82.8°F (28.2°C) in September to a pleasant 71.6°F (22°C). Weather in October »

Weather in November

November, the last month of the autumn in Clemson, is another mild month, with an average temperature varying between 59.9°F (15.5°C) and 41.9°F (5.5°C). In November, the average high-temperature drops from a pleasant 71.6°F (22°C) in October to a moderate 59.9°F (15.5°C). Weather in November »

Weather in December

December, the first month of the winter in Clemson, is also a fresh month, with temperature in the range of an average low of 38.3°F (3.5°C) and an average high of 52.7°F (11.5°C). In Clemson, the average high-temperature in December marginally drops from a mild 59.9°F (15.5°C) in November to a cool 52.7°F (11.5°C). Weather in December »
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FAQ

What is the coldest month in Clemson?

The coldest month is January, with an average high-temperature of 49.6°F (9.8°C) and an average low-temperature of 33.4°F (0.8°C).

How much does it rain in Clemson?

Throughout the year, in Clemson, South Carolina, there are 164.1 rainfall days, and 37.09" (942mm) of precipitation is accumulated.

When does it snow in Clemson?

January through March, November and December are months with snowfall in Clemson, South Carolina.

How much does it snow in Clemson?

Throughout the year, in Clemson, there are 3.6 snowfall days, and 4.25" (108mm) of snow is accumulated.

What is the month with the lowest UV index in Clemson?

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

When is Daylight Saving Time (DST) in Clemson?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Clemson, South Carolina, 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.

When it does not snow in Clemson?

April through October are months without snowfall.

What are the months with the highest UV index in Clemson?

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

When are the longest days in Clemson?

With an average of 14h and 26min of daylight, June has the longest days of the year.

What is the warmest month in Clemson?

The warmest month is July, with an average high-temperature of 89.6°F (32°C) and an average low-temperature of 68°F (20°C).

What is the least humid month in Clemson?

July is the least humid month, with an average relative humidity of 70%.

What month has the most sunshine in Clemson?

July has the most sunshine of the year, with an average of 11.1h of sunshine.

What is the driest month in Clemson?

September is the month with the least rainfall in Clemson, South Carolina. Rain falls for 12.5 days and accumulates 1.73" (44mm) of precipitation.

What is the most humid month in Clemson?

December is the most humid month in Clemson, with an average relative humidity of 77%.

What is the rainiest month in Clemson?

December is the month with the most rainfall. Rain falls for 11.8 days and accumulates 4.21" (107mm) of precipitation.

What is the snowiest month in Clemson?

The month with the most snowfall in Clemson, South Carolina, is December, when snow falls for 0.7 days and typically aggregates up to 2.05" (52mm) of snow.

What is the month with the shortest days in Clemson?

December has the shortest days of the year in Clemson, with an average of 9h and 53min of daylight.

What is the month with the least sunshine in Clemson?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Clemson.

Average pressure
Clemson, SC

Average pressure - Clemson, SC

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed
Clemson, SC

Average wind speed - Clemson, SC

The windiest month (with the highest average wind speed) is February (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average rainfall
Clemson, SC

Average rainfall - Clemson, SC

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days
Clemson, SC

Average rainfall days - Clemson, SC

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is October (9.5 days).

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Average snowfall
Clemson, SC

Average snowfall - Clemson, SC

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

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Average snowfall days
Clemson, SC

Average snowfall days - Clemson, SC

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Clemson, SC

Average daylight / Average sunshine - Clemson, SC

The month with the longest days is June (Average daylight: 14h and 26min).
The month with the shortest days is December (Average daylight: 9h and 53min).

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days
Clemson, SC

Average sunshine days - Clemson, SC

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.5 days).

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Average UV index
Clemson, SC

Average UV index - Clemson, SC

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 and December (UV index 2).

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Average visibility
Clemson, SC

Average visibility - Clemson, 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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