Climate and monthly weather forecast
Carthage, SD

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Weather in January

January, the same as December, in Carthage, South Dakota, is another subzero cold winter month, with an average temperature varying between 8.2°F (-13.2°C) and 23.2°F (-4.9°C). Carthage notes the coldest temperatures in January, with a high average of 23.2°F (-4.9°C) and a low of 8.2°F (-13.2°C). Weather in January »

Weather in February

February, the last month of the winter in Carthage, is also a subzero cold month, with an average temperature ranging between max 26.1°F (-3.3°C) and min 12°F (-11.1°C). February is marked by an average high-temperature of a still subzero cold 26.1°F (-3.3°C), almost identical to the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Carthage, is a wintry month, with temperature in the range of an average high of 42.3°F (5.7°C) and an average low of 26.6°F (-3°C). March is marked by a distinct increase in the average high-temperature, climbing from a freezing cold 26.1°F (-3.3°C) in February to a wintry 42.3°F (5.7°C). Weather in March »

Weather in April

April is a mild spring month in Carthage, South Dakota, with an average temperature varying between 55.9°F (13.3°C) and 37.9°F (3.3°C). April marks a rise in the average high-temperature, moving from March's cold 42.3°F (5.7°C) to a moderate 55.9°F (13.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Carthage, South Dakota, with an average temperature ranging between max 67.6°F (19.8°C) and min 48.9°F (9.4°C). Carthage's transition into May is marked by a temperature shift, moving from 55.9°F (13.3°C) in April to a still refreshing 67.6°F (19.8°C). Weather in May »

Weather in June

June, the first month of the summer in Carthage, is a moderately hot month, with an average temperature fluctuating between 59.2°F (15.1°C) and 78.4°F (25.8°C). The shift into June is marked by a rise in the average high-temperature, moving from May's comfortable 67.6°F (19.8°C) to a moderately hot 78.4°F (25.8°C). Weather in June »

Weather in July

July, like June, in Carthage, South Dakota, is a moderately hot summer month, with an average temperature ranging between max 85.6°F (29.8°C) and min 64.2°F (17.9°C). The warmest month is July, with an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 64.2°F (17.9°C). July's heat index is computed to be a tropical 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Carthage, is another warm month, with an average temperature fluctuating between 84.2°F (29°C) and 61.3°F (16.3°C). In August, Carthage experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 85.6°F (29.8°C) in July to a still moderately hot 84.2°F (29°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Carthage, South Dakota, with an average temperature fluctuating between 75.7°F (24.3°C) and 54.5°F (12.5°C). The start of September signals a gentle decrease in the average high-temperature, transitioning from a warm 84.2°F (29°C) in August to a still moderately hot 75.7°F (24.3°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Carthage, South Dakota, with temperature in the range of an average low of 41.5°F (5.3°C) and an average high of 57.9°F (14.4°C). As October sets, the average high-temperature displays a significant decrease, moving down from a warm 75.7°F (24.3°C) in September to a mild 57.9°F (14.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Carthage, is also a frosty month, with an average temperature fluctuating between 43.7°F (6.5°C) and 28.8°F (-1.8°C). As November begins, there is a decrease in the average high-temperature, falling from a refreshing 57.9°F (14.4°C) in October to a chilly 43.7°F (6.5°C). Weather in November »

Weather in December

December, the first month of the winter in Carthage, is also a subzero cold month, with an average temperature varying between 14.7°F (-9.6°C) and 27.3°F (-2.6°C). The arrival of December signals a clear decrease in the average high-temperature, falling from a frosty 43.7°F (6.5°C) in November to a freezing cold 27.3°F (-2.6°C). Weather in December »
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Carthage?

During the coldest month in Carthage, January, temperatures average a high of 23.2°F (-4.9°C) and a low of 8.2°F (-13.2°C).

What is the most humid month in Carthage?

The most humid month is January, with an average relative humidity of 88%.

What is the driest month in Carthage?

January is the month with the least rainfall. Rain falls for 2.7 days and accumulates 0.55" (14mm) of precipitation.

How many days does it rain in Carthage?

Throughout the year, there are 101.8 rainfall days, and 18.19" (462mm) of precipitation is accumulated.

When does it snow in Carthage?

Months with snowfall are January through April, October through December.

How many days does it snow in Carthage?

Throughout the year, there are 42.3 snowfall days, and 16.54" (420mm) of snow is accumulated.

What is the month with the least sunshine in Carthage?

January has the least sunshine of the year in Carthage, South Dakota, with an average of 4.2h of sunshine.

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

The months with the lowest UV index in Carthage, South Dakota, are January and November, with an average maximum UV index of 1.

When does it snow the most in Carthage?

The month with the most snowfall in Carthage is February, when snow falls for 8.6 days and typically aggregates up to 3.54" (90mm) of snow.

When is Daylight Saving Time (DST) in Carthage?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Carthage, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

When it does not snow in Carthage?

In Carthage, snow does not fall in May through September.

What is the wettest month in Carthage?

The month with the most rainfall in Carthage is June, when the rain falls for 15.2 days and typically aggregates up to 2.8" (71mm) of precipitation.

When are the longest days in Carthage?

June has the longest days of the year in Carthage, with an average of 15h and 30min of daylight.

When is the highest UV index in Carthage?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Carthage, South Dakota.

What is the hottest time of year in Carthage?

Carthage reaches its average highest temperatures in July, measuring 85.6°F (29.8°C) at the peak and 64.2°F (17.9°C) at the lowest.

What month has the most sunshine in Carthage?

With an average of 11.2h of sunshine, July has the most sunshine of the year in Carthage.

What is the least humid month in Carthage?

September is the least humid month in Carthage, with an average relative humidity of 62%.

What is the month with the shortest days in Carthage?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

Average temperature
Carthage, SD

Average temperature - Carthage, SD

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (23.2°F).

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

Average pressure
Carthage, SD

Average pressure - Carthage, SD

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed
Carthage, SD

Average wind speed - Carthage, SD

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

Average humidity
Carthage, SD

Average humidity - Carthage, SD

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (62%).

Average rainfall
Carthage, SD

Average rainfall - Carthage, SD

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days
Carthage, SD

Average rainfall days - Carthage, SD

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (1.8 days).

Average snowfall
Carthage, SD

Average snowfall - Carthage, SD

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Carthage, SD

Average snowfall days - Carthage, SD

The month with the highest number of snowfall days is December (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Carthage, SD

Average daylight / Average sunshine - Carthage, SD

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days
Carthage, SD

Average sunshine days - Carthage, SD

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (12.3 days).

Average UV index
Carthage, SD

Average UV index - Carthage, SD

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and November (UV index 1).

Average visibility
Carthage, SD

Average visibility - Carthage, SD

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Carthage, South Dakota, USA

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