Climate and monthly weather forecast
Islandton, SC

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Weather in January

January, like December, is a moderate winter month in Islandton, South Carolina, with an average temperature fluctuating between 55.9°F (13.3°C) and 39.9°F (4.4°C). January is the month when Islandton sees the lowest average temperatures, with a high of 55.9°F (13.3°C) and a low of 39.9°F (4.4°C). Weather in January »

Weather in February

February, the last month of the winter in Islandton, is an enjoyable month, with an average temperature varying between 60.8°F (16°C) and 43.2°F (6.2°C). February records an average high-temperature of a still refreshing 60.8°F (16°C), indicating a minor variation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is still a refreshing month in Islandton, South Carolina, with an average temperature fluctuating between 48.7°F (9.3°C) and 66.7°F (19.3°C). The start of March brings a subtle shift in the average high-temperature, edging up from February's refreshing 60.8°F (16°C) to a still enjoyable 66.7°F (19.3°C). Weather in March »

Weather in April

April in Islandton, South Carolina, is a warm spring month, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 75.6°F (24.2°C). Islandton experiences a minor temperature shift with the start of April, with average high-temperatures moving from a refreshing 66.7°F (19.3°C) in March to a moderately hot 75.6°F (24.2°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Islandton, South Carolina, with an average temperature fluctuating between 64°F (17.8°C) and 82.2°F (27.9°C). The shift into May is marked by a modest rise in the average high-temperature, moving from April's warm 75.6°F (24.2°C) to a still moderately hot 82.2°F (27.9°C). Weather in May »

Weather in June

June, the first month of the summer in Islandton, is a tropical month, with an average temperature ranging between max 88.7°F (31.5°C) and min 70.9°F (21.6°C). The arrival of June brings a soft temperature shift, with the average high-temperature nudging from a warm 82.2°F (27.9°C) in May to a hot 88.7°F (31.5°C). Weather in June »

Weather in July

July, like June, is another tropical summer month in Islandton, South Carolina, with an average temperature fluctuating between 91°F (32.8°C) and 73.2°F (22.9°C). July is the month when Islandton experiences its warmest temperatures, averaging a high of 91°F (32.8°C) and a low of 73.2°F (22.9°C). In July, the average heat index is evaluated at a blazing hot 113°F (45°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Islandton, South Carolina, with temperature in the range of an average high of 90.1°F (32.3°C) and an average low of 73°F (22.8°C). Islandton records an average high-temperature of a still hot 90.1°F (32.3°C) in August, closely mirroring the climate of the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Islandton, South Carolina, with an average temperature varying between 85.5°F (29.7°C) and 68.4°F (20.2°C). The commencement of September records an average high-temperature of a moderately hot 85.5°F (29.7°C), barely varying from August's 90.1°F (32.3°C). Weather in September »

Weather in October

October, like September, in Islandton, South Carolina, is a moderately hot autumn month, with an average temperature fluctuating between 75.9°F (24.4°C) and 58.1°F (14.5°C). The arrival of October corresponds with a shift in temperature, down from 85.5°F (29.7°C) in September to a still warm 75.9°F (24.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Islandton, South Carolina, with an average temperature fluctuating between 65.3°F (18.5°C) and 47.8°F (8.8°C). During Islandton's transition into November, the average high-temperature lessens, moving from a moderately hot 75.9°F (24.4°C) in October to a comfortable 65.3°F (18.5°C). Weather in November »

Weather in December

December, the first month of the winter in Islandton, is also a moderate month, with temperature in the range of an average high of 59.4°F (15.2°C) and an average low of 44.2°F (6.8°C). The start of December comes with a small reduction in the average high-temperature, subtly receding from a comfortable 65.3°F (18.5°C) in November to a mild 59.4°F (15.2°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Islandton?

January brings the lowest temperatures, with an average high of 55.9°F (13.3°C) and an average low of 39.9°F (4.4°C).

What are the least humid months in Islandton?

The months with the lowest humidity in Islandton, South Carolina, are January and November, with an average relative humidity of 71%.

How many days does it rain in Islandton?

Throughout the year, in Islandton, South Carolina, there are 138.1 rainfall days, and 18.98" (482mm) of precipitation is accumulated.

When it does not snow in Islandton?

January, March through December are months without snowfall in Islandton, South Carolina.

How many days does it snow in Islandton?

Throughout the year, there are 0.5 snowfall days, and 0.04" (1mm) of snow is accumulated.

What are the months with the lowest UV index in Islandton?

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Islandton.

When does it snow in Islandton?

February is the only month when snow falls.

What is the snowiest month in Islandton?

The month with the most snowfall is February, when snow falls for 0.2 days and typically aggregates up to 0.04" (1mm) of snow.

When is Daylight Saving Time (DST) in Islandton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Islandton, South Carolina, 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.

When are the longest days in Islandton?

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

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

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

What time of the year is the hottest in Islandton?

July is the warmest month, with an average high-temperature of 91°F (32.8°C) and an average low-temperature of 73.2°F (22.9°C).

What month has the most sunshine in Islandton?

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

What is the most humid month in Islandton?

August, September and December, with an average relative humidity of 76%, are most humid months in Islandton.

What is the wettest month in Islandton?

The month with the most rainfall in Islandton, South Carolina, is August, when the rain falls for 17.9 days and typically aggregates up to 2.13" (54mm) of precipitation.

What is the driest month in Islandton?

November is the month with the least rainfall. Rain falls for 6.4 days and accumulates 0.71" (18mm) of precipitation.

What is the month with the shortest days in Islandton?

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

What is the month with the least sunshine in Islandton?

December has the least sunshine of the year in Islandton, with an average of 5.4h of sunshine.

Average temperature
Islandton, SC

Average temperature - Islandton, SC

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.9°F).

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure
Islandton, SC

Average pressure - Islandton, SC

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed
Islandton, SC

Average wind speed - Islandton, SC

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity
Islandton, SC

Average humidity - Islandton, SC

The months with the highest relative humidity are August, September and December (76%).
The months with the lowest relative humidity are January and November (71%).

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Average rainfall
Islandton, SC

Average rainfall - Islandton, SC

The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is November (0.71").

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Average rainfall days
Islandton, SC

Average rainfall days - Islandton, SC

The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (6.4 days).

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Average snowfall
Islandton, SC

Average snowfall - Islandton, SC

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days
Islandton, SC

Average snowfall days - Islandton, SC

The months with the highest number of snowfall days are January and February (0.2 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
Islandton, SC

Average daylight / Average sunshine - Islandton, 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 24min).

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Average sunshine days
Islandton, SC

Average sunshine days - Islandton, SC

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index
Islandton, SC

Average UV index - Islandton, SC

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

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Average visibility
Islandton, SC

Average visibility - Islandton, 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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Islandton, South Carolina, USA

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