Climate and monthly weather forecast
Winner, SD

Weather in January

January, like December, is a freezing cold winter month in Winner, South Dakota, with an average temperature fluctuating between 28.8°F (-1.8°C) and 15.6°F (-9.1°C). January is the coldest month, with an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 15.6°F (-9.1°C). Weather in January »

Weather in February

February, the last month of the winter in Winner, is a wintry month, with an average temperature ranging between max 32.5°F (0.3°C) and min 18.1°F (-7.7°C). In February, the average high-temperature is essentially the same as in January - a wintry 32.5°F (0.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Winner, South Dakota, with an average temperature fluctuating between 46.6°F (8.1°C) and 30.6°F (-0.8°C). In Winner, the average high-temperature in March rises from a cold 32.5°F (0.3°C) in February to a chilly 46.6°F (8.1°C). Weather in March »

Weather in April

April in Winner, South Dakota, is a mild spring month, with an average temperature fluctuating between 39.2°F (4°C) and 56.7°F (13.7°C). In Winner, South Dakota, the average high-temperature in April rises from a chilly 46.6°F (8.1°C) in March to a moderate 56.7°F (13.7°C). Weather in April »

Weather in May

May, the last month of the spring in Winner, is an enjoyable month, with an average temperature fluctuating between 49.6°F (9.8°C) and 67.8°F (19.9°C). In Winner, South Dakota, the average high-temperature in May rises from a moderate 56.7°F (13.7°C) in April to an enjoyable 67.8°F (19.9°C). Weather in May »

Weather in June

June, the first month of the summer in Winner, is a moderately hot month, with temperature in the range of an average low of 61°F (16.1°C) and an average high of 80.2°F (26.8°C). In June, the average high-temperature rises from a comfortable 67.8°F (19.9°C) in May to a moderately hot 80.2°F (26.8°C). Weather in June »

Weather in July

July is a tropical summer month in Winner, South Dakota, with an average temperature fluctuating between 66.7°F (19.3°C) and 88°F (31.1°C). July is the warmest month, with an average high-temperature of 88°F (31.1°C) and an average low-temperature of 66.7°F (19.3°C). The average heat index in July is appraised at a hot 94.3°F (34.6°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Winner, South Dakota, with an average temperature ranging between min 63.9°F (17.7°C) and max 85.8°F (29.9°C). In August, the average high-temperature is essentially the same as in July - a moderately hot 85.8°F (29.9°C). Weather in August »

Weather in September

September, the first month of the autumn in Winner, is still a warm month, with an average temperature fluctuating between 76.6°F (24.8°C) and 56.3°F (13.5°C). In Winner, the average high-temperature in September drops from a moderately hot 85.8°F (29.9°C) in August to a still warm 76.6°F (24.8°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Winner, South Dakota, with temperature in the range of an average high of 59.2°F (15.1°C) and an average low of 42.8°F (6°C). In Winner, the average high-temperature in October plummets from a moderately hot 76.6°F (24.8°C) in September to a mild 59.2°F (15.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Winner, is also a frosty month, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 46.6°F (8.1°C). In November, the average high-temperature drops from a moderate 59.2°F (15.1°C) in October to a chilly 46.6°F (8.1°C). Weather in November »

Weather in December

December, the first month of the winter in Winner, is also a subzero cold month, with an average temperature fluctuating between 18.3°F (-7.6°C) and 31.1°F (-0.5°C). In Winner, the average high-temperature in December plummets from a chilly 46.6°F (8.1°C) in November to a subzero cold 31.1°F (-0.5°C). Weather in December »
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FAQ

What is the coldest month in Winner?

With an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 15.6°F (-9.1°C), January is the coldest month.

What is the most humid month in Winner?

January is the most humid month, with an average relative humidity of 82%.

What is the driest month in Winner?

The month with the least rainfall is January, when the rain falls for 2.7 days and typically collects 0.47" (12mm) of precipitation.

How many days does it rain in Winner?

In Winner, South Dakota, during the entire year, the rain falls for 103.9 days and collects up to 16.85" (428mm) of precipitation.

When does it snow in Winner?

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

How many days does it snow in Winner?

Throughout the year, in Winner, there are 39.7 snowfall days, and 14.45" (367mm) of snow is accumulated.

What is the month with the least sunshine in Winner?

With an average of 4.9h of sunshine, January has the least sunshine of the year in Winner.

When is Daylight Saving Time (DST) in Winner?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Winner, 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 rainiest month in Winner?

The month with the most rainfall is June, when the rain falls for 15.3 days and typically aggregates up to 2.8" (71mm) of precipitation.

When it does not snow in Winner?

June through September are months without snowfall in Winner.

When are the longest days in Winner?

June has the longest days of the year in Winner, with an average of 15h and 21min of daylight.

When is the highest UV index in Winner?

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

What is the warmest month in Winner?

With an average high-temperature of 88°F (31.1°C) and an average low-temperature of 66.7°F (19.3°C), July is the warmest month in Winner, South Dakota.

What month has the most sunshine in Winner?

With an average of 11.4h of sunshine, July has the most sunshine of the year.

What is the least humid month in Winner?

August and September, with an average relative humidity of 57%, are the least humid months in Winner, South Dakota.

What is the snowiest month in Winner?

December is the month with the most snowfall in Winner. Snow falls for 8 days and accumulates 3.19" (81mm) of snow.

What is the month with the shortest days in Winner?

The month with the shortest days in Winner is December, with an average of 9h and 2min of daylight.

When is the lowest UV index in Winner?

December is the month with the lowest UV index in Winner, with an average maximum UV index of 1.

Average temperature
Winner, SD

Average temperature - Winner, SD

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (28.8°F).

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

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Average pressure
Winner, SD

Average pressure - Winner, SD

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

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Average wind speed
Winner, SD

Average wind speed - Winner, SD

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).

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Average humidity
Winner, SD

Average humidity - Winner, SD

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (57%).

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Average rainfall
Winner, SD

Average rainfall - Winner, SD

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days
Winner, SD

Average rainfall days - Winner, SD

The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).

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Average snowfall
Winner, SD

Average snowfall - Winner, SD

The month with the highest snowfall is December (3.19").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Winner, SD

Average snowfall days - Winner, SD

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Winner, SD

Average daylight / Average sunshine - Winner, SD

The month with the longest days is June (Average daylight: 15h and 21min).
The month with the shortest days is December (Average daylight: 9h and 2min).

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

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Average sunshine days
Winner, SD

Average sunshine days - Winner, SD

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.2 days).

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Average visibility
Winner, SD

Average visibility - Winner, SD

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

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