Climate and monthly weather forecast
Lead, SD

Weather in January

January, like December, is a freezing cold winter month in Lead, South Dakota, with an average temperature ranging between min 17.1°F (-8.3°C) and max 30.6°F (-0.8°C). In January, the average high-temperature is relatively the same as in December - a still subzero cold 30.6°F (-0.8°C). Weather in January »

Weather in February

February, the last month of the winter in Lead, is another freezing cold month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 15.4°F (-9.2°C). In February, the average high-temperature is practically the same as in January - a still freezing cold 30.4°F (-0.9°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Lead, South Dakota, with an average temperature fluctuating between 26.6°F (-3°C) and 42.4°F (5.8°C). In March, the average high-temperature rises from a subzero cold 30.4°F (-0.9°C) in February to a cold 42.4°F (5.8°C). Weather in March »

Weather in April

April is a frosty spring month in Lead, South Dakota, with an average temperature ranging between min 32.7°F (0.4°C) and max 49.6°F (9.8°C). In April, the average high-temperature marginally rises from a wintry 42.4°F (5.8°C) in March to a frosty 49.6°F (9.8°C). Weather in April »

Weather in May

May, the last month of the spring in Lead, is a moderate month, with an average temperature varying between 42.4°F (5.8°C) and 60.4°F (15.8°C). In Lead, the average high-temperature in May rises from a chilly 49.6°F (9.8°C) in April to a mild 60.4°F (15.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Lead, South Dakota, with an average temperature ranging between min 53.2°F (11.8°C) and max 73.2°F (22.9°C). In Lead, the average high-temperature in June increases from a mild 60.4°F (15.8°C) in May to a pleasant 73.2°F (22.9°C). Weather in June »

Weather in July

July in Lead, South Dakota, is a moderately hot summer month, with an average temperature ranging between min 60.4°F (15.8°C) and max 81.9°F (27.7°C). July is the warmest month, with an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 60.4°F (15.8°C). The average heat index in July is calculated to be 83.1°F (28.4°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Lead, South Dakota, with temperature in the range of an average high of 80.1°F (26.7°C) and an average low of 58.5°F (14.7°C). In August, the average high-temperature is relatively the same as in July - a still moderately hot 80.1°F (26.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Lead, South Dakota, with an average temperature fluctuating between 51.3°F (10.7°C) and 71.8°F (22.1°C). In Lead, South Dakota, the average high-temperature in September marginally drops from a warm 80.1°F (26.7°C) in August to an agreeable 71.8°F (22.1°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Lead, South Dakota, with an average temperature varying between 53.6°F (12°C) and 36.7°F (2.6°C). In Lead, the average high-temperature in October declines considerably from a pleasant 71.8°F (22.1°C) in September to a fresh 53.6°F (12°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Lead, South Dakota, with an average temperature varying between 27°F (-2.8°C) and 41.9°F (5.5°C). In Lead, the average high-temperature in November drops from a fresh 53.6°F (12°C) in October to a wintry 41.9°F (5.5°C). Weather in November »

Weather in December

December, the first month of the winter in Lead, is also a subzero cold month, with an average temperature varying between 16.7°F (-8.5°C) and 29.7°F (-1.3°C). The coldest month is December, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 16.7°F (-8.5°C). Weather in December »
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FAQ

What are the most humid months in Lead?

The months with the highest humidity in Lead are January and February, with an average relative humidity of 79%.

What is the driest month in Lead?

The month with the least rainfall in Lead is January, when the rain falls for 3.7 days and typically collects 0.55" (14mm) of precipitation.

How many days does it rain in Lead?

Throughout the year, in Lead, there are 96.1 rainfall days, and 14.02" (356mm) of precipitation is accumulated.

When does it snow in Lead?

Months with snowfall in Lead, South Dakota, are January through June, September through December.

How many days does it snow in Lead?

Throughout the year, there are 66.6 snowfall days, and 34.53" (877mm) of snow is accumulated.

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

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine in Lead?

With an average of 5.9h of sunshine, February has the least sunshine of the year in Lead, South Dakota.

When is Daylight Saving Time (DST) in Lead?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Lead, South Dakota, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the snowiest month in Lead?

The month with the most snowfall is April, when snow falls for 7.8 days and typically aggregates up to 6.54" (166mm) of snow.

What is the rainiest month in Lead?

May is the month with the most rainfall in Lead. Rain falls for 13.5 days and accumulates 1.93" (49mm) of precipitation.

When are the longest days in Lead?

June has the longest days of the year, with an average of 15h and 28min of daylight.

What is the warmest month in Lead?

The warmest month in Lead is July, with an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 60.4°F (15.8°C).

When it does not snow in Lead?

July and August are months without snowfall in Lead.

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

The month with the highest UV index in Lead is July, with an average maximum UV index of 6.

What is the least humid month in Lead?

The months with the lowest humidity in Lead are August and September, with an average relative humidity of 51%.

What month has the most sunshine in Lead?

August has the most sunshine of the year in Lead, with an average of 11.7h of sunshine.

What is the coldest month in Lead?

December is the coldest month in Lead, South Dakota, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 16.7°F (-8.5°C).

What is the month with the shortest days in Lead?

December has the shortest days of the year in Lead, with an average of 8h and 55min of daylight.

Average temperature
Lead, SD

Average temperature - Lead, SD

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (29.7°F).

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (15.4°F).

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Average pressure
Lead, SD

Average pressure - Lead, SD

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed
Lead, SD

Average wind speed - Lead, SD

The windiest month (with the highest average wind speed) is October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

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Average humidity
Lead, SD

Average humidity - Lead, SD

The months with the highest relative humidity are January and February (79%).
The months with the lowest relative humidity are August and September (51%).

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Average rainfall
Lead, SD

Average rainfall - Lead, SD

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days
Lead, SD

Average rainfall days - Lead, SD

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).

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Average snowfall days
Lead, SD

Average snowfall days - Lead, SD

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Lead, SD

Average daylight / Average sunshine - Lead, SD

The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 55min).

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

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Average sunshine days
Lead, SD

Average sunshine days - Lead, SD

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index
Lead, SD

Average UV index - Lead, SD

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average visibility
Lead, SD

Average visibility - Lead, 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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