Climate and monthly weather forecast
Clark, SD

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Weather in January

January, the same as December, in Clark, South Dakota, is a freezing cold winter month, with an average temperature ranging between min 5.5°F (-14.7°C) and max 19.4°F (-7°C). January is the coldest month, with the temperature often reaching an average high of 19.4°F (-7°C) and an average low of 5.5°F (-14.7°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Clark, South Dakota, with an average temperature ranging between min 8.4°F (-13.1°C) and max 22.5°F (-5.3°C). The advent of February sees the average high-temperature at a still freezing cold 22.5°F (-5.3°C), subtly shifted from January's 19.4°F (-7°C). Weather in February »

Weather in March

The first month of the spring, March, is an icy month in Clark, South Dakota, with an average temperature fluctuating between 38.1°F (3.4°C) and 23.7°F (-4.6°C). March's arrival signals a distinct temperature shift, escalating from a subzero cold 22.5°F (-5.3°C) in February to a wintry 38.1°F (3.4°C). Weather in March »

Weather in April

April in Clark, South Dakota, is a cool spring month, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 51.6°F (10.9°C). The onset of April marks an increase in the average high-temperature, moving from a wintry 38.1°F (3.4°C) in March to a fresh 51.6°F (10.9°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Clark, South Dakota, with an average temperature varying between 64.6°F (18.1°C) and 46.9°F (8.3°C). The start of May brings a rise in the average high-temperature, moving from a cool 51.6°F (10.9°C) in April to an enjoyable 64.6°F (18.1°C). Weather in May »

Weather in June

June, the first month of the summer in Clark, is a warm month, with an average temperature fluctuating between 74.5°F (23.6°C) and 56.8°F (13.8°C). As May transitions into June, Clark sees a rise in the average high-temperature, moving from a refreshing 64.6°F (18.1°C) to a moderately hot 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 ranging between min 60.8°F (16°C) and max 80.8°F (27.1°C). Clark notes the warmest temperatures in July, with a high average of 80.8°F (27.1°C) and a low of 60.8°F (16°C). In July, the average heat index is evaluated at 84.2°F (29°C). Weather in July »

Weather in August

August, the last month of the summer in Clark, is another warm month, with temperature in the range of an average low of 59°F (15°C) and an average high of 80.1°F (26.7°C). With August's arrival, Clark's weather records an average high-temperature of a still moderately hot 80.1°F (26.7°C), marking little difference from July's 80.8°F (27.1°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 fluctuating between 51.3°F (10.7°C) and 71.6°F (22°C). The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a warm 80.1°F (26.7°C) in August to a pleasant 71.6°F (22°C). Weather in September »

Weather in October

October, like September, in Clark, South Dakota, is another fresh autumn month, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 39°F (3.9°C). Clark's transition into October is marked by a clear temperature shift, receding from an agreeable 71.6°F (22°C) in September to a cool 54.3°F (12.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Clark, is also an icy month, with an average temperature varying between 40.1°F (4.5°C) and 26.4°F (-3.1°C). As October shifts into November, a slight alteration in temperatures is observed, with average highs reducing from a fresh 54.3°F (12.4°C) to a cold 40.1°F (4.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Clark, South Dakota, 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). Clark's transition into December marks a considerable drop in the average high-temperature, moving down from a wintry 40.1°F (4.5°C) in November to a freezing cold 23.7°F (-4.6°C). Weather in December »
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

Clark's coldest month, January, registers temperatures that range from a high of 19.4°F (-7°C) to a low of 5.5°F (-14.7°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 90%.

What is the driest month?

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, South Dakota, during the entire year, the rain falls for 112.3 days and collects up to 18.78" (477mm) of precipitation.

When does it snow?

Months with snowfall in Clark are January through May, October through December.

What is the snowiest month?

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?

Throughout the year, in Clark, there are 64.3 snowfall days, and 17.56" (446mm) of snow is accumulated.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.6h of sunshine.

What is the month with the lowest UV index?

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

When is Daylight Saving Time (DST)?

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

What is the wettest month in Clark?

June is the month with the most rainfall. Rain falls for 17.2 days and accumulates 3.19" (81mm) of precipitation.

When it does not snow?

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

When are the longest days?

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

What are the months with the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the hottest time of year?

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

What month has the most sunshine?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

What are the least humid months?

The months with the lowest humidity are September and October, with an average relative humidity of 68%.

What is the month with the shortest days?

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

Average temperature
Clark, SD

Average temperature - Clark, SD

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (19.4°F).

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).

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).

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).

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%).

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").

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).

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").

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).

Average daylight / Average sunshine
Clark, SD

Average daylight / Average sunshine - Clark, 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: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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).

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).

Clark, South Dakota, USA

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