Climate and monthly weather forecast
Jamestown, SC

Weather in January

January, like December, is a moderate winter month in Jamestown, South Carolina, with temperature in the range of an average low of 40.8°F (4.9°C) and an average high of 55.8°F (13.2°C). The coldest month is January, with an average high-temperature of 55.8°F (13.2°C) and an average low-temperature of 40.8°F (4.9°C). Weather in January »

Weather in February

The last month of the winter, February, is also a moderate month in Jamestown, South Carolina, with an average temperature fluctuating between 59.9°F (15.5°C) and 43.9°F (6.6°C). In Jamestown, the average high-temperature in February is relatively the same as in January - a still moderate 59.9°F (15.5°C). Weather in February »

Weather in March

The first month of the spring, March, is an enjoyable month in Jamestown, South Carolina, with an average temperature fluctuating between 49.5°F (9.7°C) and 65.5°F (18.6°C). In Jamestown, the average high-temperature in March slightly increases from a mild 59.9°F (15.5°C) in February to an enjoyable 65.5°F (18.6°C). Weather in March »

Weather in April

April in Jamestown, South Carolina, is a warm spring month, with an average temperature ranging between max 73.9°F (23.3°C) and min 57°F (13.9°C). In April, the average high-temperature slightly increases from an enjoyable 65.5°F (18.6°C) in March to a warm 73.9°F (23.3°C). Weather in April »

Weather in May

May, the last month of the spring in Jamestown, is also a moderately hot month, with an average temperature fluctuating between 80.2°F (26.8°C) and 64.9°F (18.3°C). In Jamestown, the average high-temperature in May marginally rises from a warm 73.9°F (23.3°C) in April to a still moderately hot 80.2°F (26.8°C). Weather in May »

Weather in June

June, the first month of the summer in Jamestown, is a tropical month, with an average temperature ranging between max 86.9°F (30.5°C) and min 71.8°F (22.1°C). In June, the average high-temperature slightly increases from a moderately hot 80.2°F (26.8°C) in May to a tropical 86.9°F (30.5°C). Weather in June »

Weather in July

July, the same as June, in Jamestown, South Carolina, is a hot summer month, with temperature in the range of an average low of 74.8°F (23.8°C) and an average high of 90.1°F (32.3°C). July is the warmest month, with an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 74.8°F (23.8°C). In July, the average heat index is evaluated at an extremely hot 109.4°F (43°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Jamestown, South Carolina, with an average temperature varying between 74.5°F (23.6°C) and 88.7°F (31.5°C). In Jamestown, South Carolina, the average high-temperature in August is relatively the same as in July - a still tropical 88.7°F (31.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Jamestown, South Carolina, with an average temperature varying between 69.8°F (21°C) and 84.2°F (29°C). In September, the average high-temperature is relatively the same as in August - a warm 84.2°F (29°C). Weather in September »

Weather in October

October, like September, in Jamestown, South Carolina, is a moderately hot autumn month, with an average temperature fluctuating between 59.7°F (15.4°C) and 75.6°F (24.2°C). In Jamestown, the average high-temperature in October slightly decreases from a moderately hot 84.2°F (29°C) in September to a still warm 75.6°F (24.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Jamestown, is another comfortable month, with an average temperature ranging between min 49.1°F (9.5°C) and max 65.3°F (18.5°C). In November, the average high-temperature drops from a moderately hot 75.6°F (24.2°C) in October to a comfortable 65.3°F (18.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a moderate month in Jamestown, South Carolina, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 59.4°F (15.2°C). In Jamestown, the average high-temperature in December slightly decreases 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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FAQ

What is the coldest month in Jamestown?

With an average high-temperature of 55.8°F (13.2°C) and an average low-temperature of 40.8°F (4.9°C), January is the coldest month.

What is the least humid month in Jamestown?

January and March, with an average relative humidity of 74%, are the least humid months in Jamestown, South Carolina.

What is the driest month in Jamestown?

The month with the least rainfall in Jamestown, South Carolina, is January, when the rain falls for 10.8 days and typically collects 1.46" (37mm) of precipitation.

How many days does it rain in Jamestown?

In Jamestown, South Carolina, during the entire year, the rain falls for 179.5 days and collects up to 40.79" (1036mm) of precipitation.

When does it snow in Jamestown?

Months with snowfall are January, February and December.

How many days does it snow in Jamestown?

Throughout the year, in Jamestown, there are 1 snowfall days, and 0.31" (8mm) of snow is accumulated.

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

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

When does it snow the most in Jamestown?

The month with the most snowfall in Jamestown, South Carolina, is February, when snow falls for 0.3 days and typically aggregates up to 0.24" (6mm) of snow.

When it does not snow in Jamestown?

In Jamestown, South Carolina, snow does not fall in March through November.

When is Daylight Saving Time (DST) in Jamestown?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Jamestown, South Carolina, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

When are the longest days in Jamestown?

With an average of 14h and 19min of daylight, June has the longest days of the year.

What is the month with the highest UV index in Jamestown?

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What is the warmest month in Jamestown?

With an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 74.8°F (23.8°C), July is the warmest month in Jamestown.

What month has the most sunshine in Jamestown?

July has the most sunshine of the year in Jamestown, South Carolina, with an average of 11.1h of sunshine.

What are the most humid months in Jamestown?

The months with the highest humidity in Jamestown are August and December, with an average relative humidity of 78%.

What is the rainiest month in Jamestown?

The month with the most rainfall is August, when the rain falls for 23.2 days and typically aggregates up to 6.46" (164mm) of precipitation.

What is the month with the shortest days in Jamestown?

December has the shortest days of the year in Jamestown, with an average of 9h and 59min of daylight.

What is the month with the least sunshine in Jamestown?

With an average of 5.7h of sunshine, December has the least sunshine of the year.

Average temperature
Jamestown, SC

Average temperature - Jamestown, SC

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (55.8°F).

The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (40.8°F).

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Average pressure
Jamestown, SC

Average pressure - Jamestown, 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
Jamestown, SC

Average wind speed - Jamestown, SC

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity
Jamestown, SC

Average humidity - Jamestown, SC

The months with the highest relative humidity are August and December (78%).
The months with the lowest relative humidity are January and March (74%).

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Average rainfall
Jamestown, SC

Average rainfall - Jamestown, SC

The wettest month (with the highest rainfall) is August (6.46").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days
Jamestown, SC

Average rainfall days - Jamestown, SC

The months with the highest number of rainy days are July and August (23.2 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall
Jamestown, SC

Average snowfall - Jamestown, SC

The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days
Jamestown, SC

Average snowfall days - Jamestown, SC

The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Jamestown, SC

Average daylight / Average sunshine - Jamestown, SC

The month with the longest days is June (Average daylight: 14h and 19min).
The month with the shortest days is December (Average daylight: 9h and 59min).

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 42min).

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Average sunshine days
Jamestown, SC

Average sunshine days - Jamestown, SC

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (5.5 days).

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Average visibility
Jamestown, SC

Average visibility - Jamestown, 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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