Climate and monthly weather forecast
Mission, SD

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Weather in January

January, the same as December, in Mission, South Dakota, is another subzero cold winter month, with an average temperature varying between 31.5°F (-0.3°C) and 18.5°F (-7.5°C). Mission witnesses the coldest weather in January, with temperatures averaging a high of 31.5°F (-0.3°C) and a low of 18.5°F (-7.5°C). Weather in January »

Weather in February

February, the last month of the winter in Mission, is a cold month, with temperature in the range of an average low of 19.8°F (-6.8°C) and an average high of 34°F (1.1°C). February is marked by an average high-temperature of a cold 34°F (1.1°C), almost identical to the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Mission, is a frosty month, with an average temperature ranging between max 47.8°F (8.8°C) and min 31.1°F (-0.5°C). March's arrival brings a change in high-temperatures, moving from a cold 34°F (1.1°C) in February to a chilly 47.8°F (8.8°C). Weather in March »

Weather in April

April in Mission, South Dakota, is a moderate spring month, with an average temperature fluctuating between 56.1°F (13.4°C) and 38.8°F (3.8°C). With the start of April, the average high-temperature marginally shifts from March's chilly 47.8°F (8.8°C) to a refreshing 56.1°F (13.4°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Mission, South Dakota, with an average temperature fluctuating between 66.6°F (19.2°C) and 49.3°F (9.6°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a moderate 56.1°F (13.4°C) in April to a still refreshing 66.6°F (19.2°C). Weather in May »

Weather in June

June, the first month of the summer in Mission, is a warm month, with an average temperature ranging between max 79.2°F (26.2°C) and min 60.1°F (15.6°C). The shift from May to June brings an increase in the average high-temperature, moving from a refreshing 66.6°F (19.2°C) to a warm 79.2°F (26.2°C). Weather in June »

Weather in July

July is a tropical summer month in Mission, South Dakota, with an average temperature ranging between max 86.4°F (30.2°C) and min 65.7°F (18.7°C). Temperature readings reach their annual highs in July, averaging 86.4°F (30.2°C) and a minimum average of 65.7°F (18.7°C). For July, the heat index is calculated to be a hot 91.4°F (33°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Mission, South Dakota, with an average temperature varying between 84.6°F (29.2°C) and 63.1°F (17.3°C). August brings an average high-temperature of a warm 84.6°F (29.2°C), showing a slight difference from July's 86.4°F (30.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Mission, South Dakota, with an average temperature ranging between max 75.7°F (24.3°C) and min 55.8°F (13.2°C). September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a moderately hot 84.6°F (29.2°C) in August to a still warm 75.7°F (24.3°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Mission, South Dakota, with an average temperature ranging between min 42.3°F (5.7°C) and max 58.6°F (14.8°C). As Mission steps into October, a marked temperature drop is observed, with the average high-temperature reducing from September's warm 75.7°F (24.3°C) to a refreshing 58.6°F (14.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Mission, South Dakota, with an average temperature fluctuating between 31.1°F (-0.5°C) and 46.4°F (8°C). Mission observes a minor decrease in the average high-temperature with the arrival of November, falling from October's refreshing 58.6°F (14.8°C) to a chilly 46.4°F (8°C). Weather in November »

Weather in December

December, the first month of the winter in Mission, is still a freezing cold month, with an average temperature varying between 20.1°F (-6.6°C) and 31.8°F (-0.1°C). December is characterized by a clear drop in the average high-temperature, falling from November's frosty 46.4°F (8°C) to a subzero cold 31.8°F (-0.1°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Mission?

January stands out as Mission's coldest month, with an average high-temperature of 31.5°F (-0.3°C) and a low-temperature of 18.5°F (-7.5°C).

What is the most humid month in Mission?

January is the most humid month, with an average relative humidity of 78%.

What is the driest month in Mission?

January is the month with the least rainfall. Rain falls for 2.4 days and accumulates 0.47" (12mm) of precipitation.

How much does it rain in Mission?

Throughout the year, in Mission, there are 109.2 rainfall days, and 16.89" (429mm) of precipitation is accumulated.

When does it snow in Mission?

January through May, September through December are months with snowfall in Mission, South Dakota.

How much does it snow in Mission?

Throughout the year, in Mission, there are 41.1 snowfall days, and 14.53" (369mm) of snow is accumulated.

What is the month with the least sunshine in Mission?

January has the least sunshine of the year in Mission, with an average of 5.4h of sunshine.

When is the lowest UV index in Mission?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

When is Daylight Saving Time (DST) in Mission?

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 Mission?

May is the month with the most rainfall in Mission. Rain falls for 15.7 days and accumulates 2.6" (66mm) of precipitation.

When it does not snow in Mission?

June through August are months without snowfall.

When are the longest days in Mission?

The month with the longest days in Mission, South Dakota, is June, with an average of 15h and 18min of daylight.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index in Mission, South Dakota.

What is the warmest month in Mission?

Mission experiences its highest temperatures in July, with an average peak of 86.4°F (30.2°C) and a low of 65.7°F (18.7°C).

What month has the most sunshine in Mission?

With an average of 11.2h of sunshine, July has the most sunshine of the year in Mission.

What is the least humid month in Mission?

September is the least humid month, with an average relative humidity of 56%.

When does it snow the most in Mission?

The month with the most snowfall in Mission is December, when snow falls for 7.1 days and typically aggregates up to 2.76" (70mm) of snow.

What is the month with the shortest days in Mission?

With an average of 9h and 0min of daylight, December has the shortest days of the year in Mission, South Dakota.

Average temperature
Mission, SD

Average temperature - Mission, SD

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (31.5°F).

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure
Mission, SD

Average pressure - Mission, SD

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed
Mission, SD

Average wind speed - Mission, SD

The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest months (with the lowest average wind speed) are July and August (10.6mph).

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Average rainfall
Mission, SD

Average rainfall - Mission, SD

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days
Mission, SD

Average rainfall days - Mission, SD

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (2.4 days).

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Average snowfall
Mission, SD

Average snowfall - Mission, SD

The month with the highest snowfall is December (2.76").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Mission, SD

Average snowfall days - Mission, SD

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Mission, SD

Average daylight / Average sunshine - Mission, SD

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days
Mission, SD

Average sunshine days - Mission, SD

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index
Mission, SD

Average UV index - Mission, SD

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Mission, SD

Average visibility - Mission, 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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Mission, South Dakota, USA

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