Climate and monthly weather forecast
Goodwin, SD

Weather in January

January, like December, is a freezing cold winter month in Goodwin, South Dakota, with an average temperature ranging between max 19.4°F (-7°C) and min 5.5°F (-14.7°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

The last month of the winter, February, is another freezing cold month in Goodwin, South Dakota, with an average temperature fluctuating between 8.4°F (-13.1°C) and 22.5°F (-5.3°C). In February, the average high-temperature is practically 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 Goodwin, is a cold month, with temperature in the range of an average high of 38.1°F (3.4°C) and an average low of 23.7°F (-4.6°C). In March, the average high-temperature significantly increases from a freezing 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 Goodwin, South Dakota, with an average temperature ranging between max 51.6°F (10.9°C) and min 35.2°F (1.8°C). In April, the average high-temperature increases from a wintry 38.1°F (3.4°C) in March to a cool 51.6°F (10.9°C). Weather in April »

Weather in May

May, the last month of the spring in Goodwin, is an enjoyable month, with an average temperature ranging between min 46.9°F (8.3°C) and max 64.6°F (18.1°C). In May, the average high-temperature rises 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

The first month of the summer, June, is a moderately hot month in Goodwin, South Dakota, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 74.5°F (23.6°C). In June, the average high-temperature increases from an enjoyable 64.6°F (18.1°C) in May to a moderately hot 74.5°F (23.6°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Goodwin, South Dakota, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 80.8°F (27.1°C). The warmest month is July, with an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 60.8°F (16°C). The average heat index in July is computed to be 84.2°F (29°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Goodwin, South Dakota, with an average temperature ranging between min 59°F (15°C) and max 80.1°F (26.7°C). In Goodwin, South Dakota, the average high-temperature in August is essentially 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 Goodwin, is still a pleasant 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 marginally drops 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 Goodwin, South Dakota, is a cool autumn month, with an average temperature ranging between max 54.3°F (12.4°C) and min 39°F (3.9°C). In October, the average high-temperature declines considerably from a pleasant 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 Goodwin, is also a wintry month, with temperature in the range of an average high of 40.1°F (4.5°C) and an average low of 26.4°F (-3.1°C). In Goodwin, South Dakota, the average high-temperature in November decreases from a cool 54.3°F (12.4°C) in October to a cold 40.1°F (4.5°C). Weather in November »

Weather in December

December, the first month of the winter in Goodwin, is still a freezing cold month, with an average temperature varying between 23.7°F (-4.6°C) and 12.4°F (-10.9°C). In December, the average high-temperature plummets from a wintry 40.1°F (4.5°C) in November to a freezing cold 23.7°F (-4.6°C). Weather in December »
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FAQ

What is the coldest month in Goodwin?

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

What is the most humid month in Goodwin?

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

What is the driest month in Goodwin?

The months with the least rainfall are January and February Rain falls for 2.9 days and accumulates 0.59" (15mm) of rain.

How much does it rain in Goodwin?

In Goodwin, 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 in Goodwin?

January through May, October through December are months with snowfall.

What is the snowiest month in Goodwin?

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

How many days does it snow in Goodwin?

In Goodwin, 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 Goodwin?

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 Goodwin?

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

When is Daylight Saving Time (DST) in Goodwin?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Goodwin, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.

What is the rainiest month in Goodwin?

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 Goodwin?

June through September are months without snowfall.

When are the longest days in Goodwin?

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

When is the highest UV index in Goodwin?

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

What is the warmest month in Goodwin?

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 Goodwin, South Dakota.

What month has the most sunshine in Goodwin?

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

What is the least humid month in Goodwin?

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

What is the month with the shortest days in Goodwin?

The month with the shortest days in Goodwin, South Dakota, is December, with an average of 8h and 51min of daylight.

Average temperature
Goodwin, SD

Average temperature - Goodwin, 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).

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Average pressure
Goodwin, SD

Average pressure - Goodwin, 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
Goodwin, SD

Average wind speed - Goodwin, 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
Goodwin, SD

Average humidity - Goodwin, 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
Goodwin, SD

Average rainfall - Goodwin, 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
Goodwin, SD

Average rainfall days - Goodwin, 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
Goodwin, SD

Average snowfall - Goodwin, 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
Goodwin, SD

Average snowfall days - Goodwin, 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
Goodwin, SD

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

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Average sunshine days
Goodwin, SD

Average sunshine days - Goodwin, 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
Goodwin, SD

Average visibility - Goodwin, 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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