Climate and monthly weather forecast
Clark, SD

Weather in January

January, the same as December, in Clark, South Dakota, is another subzero cold winter month, with an average temperature fluctuating between 5.5°F (-14.7°C) and 19.4°F (-7°C). With an average high-temperature of 19.4°F (-7°C) and an average low-temperature of 5.5°F (-14.7°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Clark, is also a subzero cold month, with an average temperature ranging between max 22.5°F (-5.3°C) and min 8.4°F (-13.1°C). In February, the average high-temperature is essentially the same as in January - a still freezing cold 22.5°F (-5.3°C). Weather in February »

Weather in March

March, the first month of the spring in Clark, is a wintry month, with an average temperature fluctuating between 38.1°F (3.4°C) and 23.7°F (-4.6°C). In Clark, the average high-temperature in March soars, from a subzero cold 22.5°F (-5.3°C) in February, to a cold 38.1°F (3.4°C). Weather in March »

Weather in April

April is a fresh spring month in Clark, South Dakota, with an average temperature ranging between min 35.2°F (1.8°C) and max 51.6°F (10.9°C). In April, the average high-temperature rises from a cold 38.1°F (3.4°C) in March to a fresh 51.6°F (10.9°C). Weather in April »

Weather in May

May, the last month of the spring in Clark, is a comfortable month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 64.6°F (18.1°C). In May, the average high-temperature increases from a fresh 51.6°F (10.9°C) in April to a comfortable 64.6°F (18.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Clark, South Dakota, with an average temperature ranging between min 56.8°F (13.8°C) and max 74.5°F (23.6°C). In Clark, the average high-temperature in June increases from a comfortable 64.6°F (18.1°C) in May to a warm 74.5°F (23.6°C). Weather in June »

Weather in July

July, like June, in Clark, South Dakota, is another warm summer month, with an average temperature fluctuating between 80.8°F (27.1°C) and 60.8°F (16°C). With an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 60.8°F (16°C), July is the warmest month. In July, the average heat index is estimated at 84.7°F (29.3°C). Weather in July »

Weather in August

August, the last month of the summer in Clark, is also a moderately hot month, with an average temperature fluctuating between 59°F (15°C) and 80.1°F (26.7°C). In August, the average high-temperature is practically the same as in July - a still warm 80.1°F (26.7°C). Weather in August »

Weather in September

September, the first month of the autumn in Clark, is also an agreeable month, with an average temperature varying between 51.3°F (10.7°C) and 71.6°F (22°C). In September, the average high-temperature slightly decreases from a warm 80.1°F (26.7°C) in August to an agreeable 71.6°F (22°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Clark, South Dakota, with an average temperature ranging between min 39°F (3.9°C) and max 54.3°F (12.4°C). In October, the average high-temperature declines considerably from an agreeable 71.6°F (22°C) in September to a fresh 54.3°F (12.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Clark, is another cold month, with an average temperature ranging between max 40.1°F (4.5°C) and min 26.4°F (-3.1°C). In Clark, the average high-temperature in November decreases from a fresh 54.3°F (12.4°C) in October to a wintry 40.1°F (4.5°C). Weather in November »

Weather in December

December, the first month of the winter in Clark, is still a freezing cold month, with temperature in the range of an average low of 12.4°F (-10.9°C) and an average high of 23.7°F (-4.6°C). In December, the average high-temperature declines considerably from a cold 40.1°F (4.5°C) in November to a subzero cold 23.7°F (-4.6°C). Weather in December »
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FAQ

What is the coldest month in Clark?

With an average high-temperature of 19.4°F (-7°C) and an average low-temperature of 5.5°F (-14.7°C), January is the coldest month.

What is the most humid month in Clark?

With an average relative humidity of 90%, January is the most humid month in Clark, South Dakota.

What is the driest month in Clark?

January and February are months with the least rain when the rain falls for 2.9 days and typically aggregates up to 0.59" (15mm) of rain.

How much does it rain in Clark?

Throughout the year, in Clark, there are 112.3 rainfall days, and 18.78" (477mm) of precipitation is accumulated.

When does it snow in Clark?

January through May, October through December are months with snowfall in Clark, South Dakota.

What is the snowiest month in Clark?

The months with the most snowfall are January and December, with an average 3.74" (95mm) of accumulated snow.

How many days does it snow in Clark?

In Clark, during the entire year, snow falls for 64.3 days and aggregates up to 17.56" (446mm) of snow.

What is the month with the least sunshine in Clark?

With an average of 3.6h of sunshine, January has the least sunshine of the year.

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

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

When is Daylight Saving Time (DST) in Clark?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Clark?

The month with the most rainfall in Clark, South Dakota, is June, when the rain falls for 17.2 days and typically aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in Clark?

In Clark, snow does not fall in June through September.

When are the longest days in Clark?

June has the longest days of the year in Clark, South Dakota, with an average of 15h and 32min of daylight.

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

June and July, with an average maximum UV index of 6, are months with the highest UV index in Clark, South Dakota.

What is the warmest month in Clark?

With an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 60.8°F (16°C), July is the warmest month.

What month has the most sunshine in Clark?

The month with the most sunshine in Clark is July, with an average of 10.7h of sunshine.

What are the least humid months in Clark?

September and October, with an average relative humidity of 68%, are the least humid months in Clark.

What is the month with the shortest days in Clark?

December has the shortest days of the year in Clark, South Dakota, with an average of 8h and 51min of daylight.

Average pressure
Clark, SD

Average pressure - Clark, SD

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed
Clark, SD

Average wind speed - Clark, SD

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

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Average humidity
Clark, SD

Average humidity - Clark, SD

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are September and October (68%).

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Average rainfall
Clark, SD

Average rainfall - Clark, SD

The wettest month (with the highest rainfall) is June (3.19").
The driest months (with the least rainfall) are January and February (0.59").

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Average rainfall days
Clark, SD

Average rainfall days - Clark, SD

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.7 days).

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Average snowfall
Clark, SD

Average snowfall - Clark, SD

The months with the highest snowfall are January and December (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Clark, SD

Average snowfall days - Clark, SD

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Clark, SD

Average daylight / Average sunshine - Clark, SD

The month with the longest days is June (Average daylight: 15h and 32min).
The month with the shortest days is December (Average daylight: 8h and 51min).

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is January (Average sunshine: 3.6h).

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Average sunshine days
Clark, SD

Average sunshine days - Clark, SD

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (10.3 days).

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Average visibility
Clark, SD

Average visibility - Clark, 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).

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