Monthly weather forecast and climate
Pierre, SD

The Capitol Dome building in Pierre, South Dakota, set in a beautiful tree park
The Capitol Dome building in Pierre, South Dakota, set in a beautiful tree park

Weather in January

January, like December, is a freezing cold winter month in Pierre, South Dakota, with average temperature ranging between min 12.6°F (-10.8°C) and max 26.2°F (-3.2°C). With an average high-temperature of 26.2°F (-3.2°C) and an average low-temperature of 12.6°F (-10.8°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter, in Pierre, is also a subzero cold month, with temperature in the range of an average high of 28.8°F (-1.8°C) and an average low of 15.3°F (-9.3°C). In February, the average high-temperature is relatively the same as in January - a still freezing cold 28.8°F (-1.8°C). Weather in February »

Weather in March

March, the first month of the spring, in Pierre, is a frosty month, with average temperature fluctuating between 44.1°F (6.7°C) and 28.8°F (-1.8°C). In March, the average high-temperature increases considerably, from a freezing cold 28.8°F (-1.8°C) in February, to a frosty 44.1°F (6.7°C). Weather in March »

Weather in April

April is a mild spring month in Pierre, South Dakota, with temperature in the range of an average high of 56.1°F (13.4°C) and an average low of 38.5°F (3.6°C). In April, the average high-temperature rises, from a chilly 44.1°F (6.7°C) in March, to a mild 56.1°F (13.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Pierre, South Dakota, with average temperature varying between 49.6°F (9.8°C) and 68°F (20°C). In Pierre, the average high-temperature in May rises, from a mild 56.1°F (13.4°C) in April, to a pleasant 68°F (20°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Pierre, South Dakota, with average temperature varying between 80.6°F (27°C) and 61°F (16.1°C). In Pierre, the average high-temperature increases, from an agreeable 68°F (20°C) in May, to a moderately hot 80.6°F (27°C). Weather in June »

Weather in July

July is a hot summer month in Pierre, South Dakota, with average temperature varying between 67.5°F (19.7°C) and 88.7°F (31.5°C). The warmest month is July, with an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 67.5°F (19.7°C). The average heat index in July is evaluated at a hot 93.4°F (34.1°C). Weather in July »

Weather in August

August, the last month of the summer, in Pierre, is another hot month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 86°F (30°C). In Pierre, the average high-temperature in August is practically the same as in July - a still tropical 86°F (30°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Pierre, South Dakota, with average temperature ranging between min 57.4°F (14.1°C) and max 76.8°F (24.9°C). In September, the average high-temperature drops, from a hot 86°F (30°C) in August, to a moderately hot 76.8°F (24.9°C). Weather in September »

Weather in October

October, the same as September, in Pierre, South Dakota, is a moderate autumn month, with average temperature varying between 42.8°F (6°C) and 58.5°F (14.7°C). In Pierre, the average high-temperature plummets, from a warm 76.8°F (24.9°C) in September, to a moderate 58.5°F (14.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Pierre, South Dakota, with average temperature fluctuating between 29.5°F (-1.4°C) and 44.2°F (6.8°C). In November, the average high-temperature decreases, from a moderate 58.5°F (14.7°C) in October, to a chilly 44.2°F (6.8°C). Weather in November »

Weather in December

December, the first month of the winter, in Pierre, is also a subzero cold month, with average temperature varying between 16.3°F (-8.7°C) and 28.2°F (-2.1°C). In December, the average high-temperature declines considerably, from a chilly 44.2°F (6.8°C) in November, to a subzero cold 28.2°F (-2.1°C). Weather in December »
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FAQ

What is the coldest month in Pierre?

With an average high-temperature of 26.2°F (-3.2°C) and an average low-temperature of 12.6°F (-10.8°C), January is the coldest month in Pierre, South Dakota.

What is the most humid month in Pierre?

With an average relative humidity of 85%, January is the most humid month in Pierre, South Dakota.

How much does it rain in Pierre?

Throughout the year, there are 98.5 rainfall days, and 13.7" (348mm) of precipitation is accumulated.

What is the driest month in Pierre?

The month with the least rainfall is January when the rain falls for 2.7 days and typically collects 0.35" (9mm) of precipitation.

When does it snow in Pierre?

Months with snowfall in Pierre, South Dakota, are January through May, October through December.

How much does it snow in Pierre?

Throughout the year, in Pierre, South Dakota, there are 41.4 snowfall days, and 13.07" (332mm) of snow is accumulated.

What is the month with the least sunshine in Pierre?

January has the least sunshine of the year in Pierre, with an average of 4.6h of sunshine.

When does it snow the most in Pierre?

February is the month with the most snowfall in Pierre, South Dakota. Snow falls for 10 days and accumulates 3.66" (93mm) of snow.

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

Months with the lowest UV index are February and December, with an average maximum UV index of 1.

What is the wettest month in Pierre?

May is the month with the most rainfall. Rain falls for 13.6 days and accumulates 2.24" (57mm) of precipitation.

When it does not snow in Pierre?

In Pierre, South Dakota, snow does not fall in June through September.

When are the longest days in Pierre?

With an average of 15.5h of daylight, June has the longest days of the year in Pierre, South Dakota.

What is the warmest month in Pierre?

With an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 67.5°F (19.7°C), July is the warmest month.

What month has the most sunshine in Pierre?

July has the most sunshine of the year in Pierre, South Dakota, with an average of 11.5h of sunshine.

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

With an average maximum UV index of 7, July is the month with the highest UV index in Pierre.

What is the least humid month in Pierre?

August and September, with an average relative humidity of 52%, are the least humid months.

What is the month with the shortest days in Pierre?

With an average of 8.9h of daylight, December has the shortest days of the year in Pierre.

Average temperature
Pierre, SD

Average temperature - Pierre, SD

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (26.2°F).

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure
Pierre, SD

Average pressure - Pierre, SD

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed
Pierre, SD

Average wind speed - Pierre, SD

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest months (with the lowest average wind speed) are February and August (9.9mph).

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Average humidity
Pierre, SD

Average humidity - Pierre, SD

The month with the highest relative humidity is January (85%).
Months with the lowest relative humidity are August and September (52%).

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Average rainfall
Pierre, SD

Average rainfall - Pierre, SD

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days
Pierre, SD

Average rainfall days - Pierre, SD

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2.4 days).

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Average snowfall
Pierre, SD

Average snowfall - Pierre, SD

The month with the highest snowfall is February (3.66").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Pierre, SD

Average snowfall days - Pierre, SD

The month with the highest number of snowfall days is February (10 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Pierre, SD

Average daylight / Average sunshine - Pierre, SD

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 4.6h).

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Average sunshine days
Pierre, SD

Average sunshine days - Pierre, SD

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is June (13.7 days).

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Average visibility
Pierre, SD

Average visibility - Pierre, SD

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

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