Climate and monthly weather forecast
Brandon, SD

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The climate of Brandon

According to the Köppen climate classification, Brandon, South Dakota falls within the category of Dfa, pertaining to a humid continental climate with no dry season and hot summers. The town is nestled in a geographical position where climatic contrasts are significant, and diverse weather patterns are observed throughout the year.

Over the year, average high temperatures fluctuate from a chilly 22.8°F (-5.1°C) in January to a balmy 82.2°F (27.9°C) in July, while lows range from a frigid 9.3°F (-12.6°C) in the same month to a relatively mild 62.6°F (17°C) again in July. It denotes an immense variation in temperatures within the year, marking the distinctiveness of the seasons.

In terms of precipitation, the year is generally well-distributed with rainfall but ranges from a minimum of 0.63" (16mm) in November to a maximum of 3.19" (81mm) in June. The town also experiences snowfall from January to April and again in October to December, peaking at 4.61" (117mm) in February.

Relative humidity is also marked with variations throughout the year, maintaining a high volume in winter months, with the peak of 88% in January, and decreasing during the summer months, hitting the lowest level of 69% in April and May. Wind speed varies marginally, with the maximum average speed of 11.2mph (18km/h) in April and a minimum of 8mph (12.9km/h) in August.

The best time to visit Brandon

Given the climatic conditions, the months from May to September are favorable for a visit to Brandon. This period represents warm weather conditions with average high temperatures varying from 67.5°F (19.7°C) to 80.8°F (27.1°C), and average lows staying between 50.4°F (10.2°C) and 59.5°F (15.3°C). Precipitation is also high during this period, providing a refreshing atmosphere.

The worst time to visit Brandon

Adverse weather conditions make the period from November to February unsuitable for a visit. Amidst the harsh winter season, the town is subject to lowest temperatures of the year averaging between 9.3°F (-12.6°C) to 26.4°F (-3.1°C) coupled with substantial snowfall especially in December and January.

Spring weather in Brandon

Springtime in Brandon witnesses a swift rise in temperatures, starting from 42.8°F (6°C) in March peaking to 67.5°F (19.7°C) in May while lows range from 27.9°F (-2.3°C) to 50.4°F (10.2°C) in the same months. Rainfall is significantly high during this period, reaching a peak of 2.8" (71mm) in May.

Summer weather in Brandon

Brandon's summer spans from June to August with high temperatures ranging from 77.5°F (25.3°C) to 82.2°F (27.9°C). The average lows maintain a range between 59.5°F (15.3°C) and 62.6°F (17°C) making evenings and nights comfortable. Rainfall decreases post-June with averages falling from 3.19" (81mm) to 2.13" (54mm) in August, and the humidity tends to stay high, round about 76%.

Autumn weather in Brandon

Autumn in Brandon from September to November is marked by decreasing temperatures, from 74.1°F (23.4°C) in September to 43°F (6.1°C) in November. Precipitation levels dwindle down as well with rainfall averages decreasing from 1.93" (49mm) in September to 0.63" (16mm) in November, indicating dry weather conditions.

Winter weather in Brandon

Winter moves in from December to February with temperatures dropping between 27.3°F (-2.6°C) and 22.8°F (-5.1°C) during these months. Lows hit their annual bottom line hovering between 15.3°F (-9.3°C) and 12.7°F (-10.7°C). The region also experiences a peak in snowfall with the highest recorded at 4.61" (117mm) in February. Humidity levels also climb back up, rendering the air cooler.

Weather in January

January is usually the coldest month in Brandon, South Dakota, USA. Wrapped in a frosty blanket, the city experiences consistently low temperatures throughout the month at 9.3°F (-12.6°C) and a peak at only 22.8°F (-5.1°C). Weather in January »

Weather in February

In Brandon, February's weather sees a slight improvement from January's deep freeze. Temperatures rise a bit, making the ambience slightly more comfortable. The month experiences humidity levels of 84%, with persistent cloud coverage of 53% blocking some sunshine. Weather in February »

Weather in March

By March, the citizens of Brandon start to feel the whisper of spring as the weather takes on a more temperate profile. 8.3 days of rainfall contribute to a total precipitation of 1.38" (35mm). This precipitation, combined with a rise in temperatures, results in a reduced snowfall of 3.39" (86mm) spread over only 7.2 days. Weather in March »

Weather in April

The weather in Brandon in April sees a decisive shift towards a warmer climate. With most of the snow melted away, the city welcomes spring in all its glory. A noticeable increment in daylight hours, along with a decrease in cloud cover, allows the residents to enjoy longer, sunnier days. Weather in April »

Weather in May

May's weather in Brandon, South Dakota, signals the onset of summer. Bright, sunlit days bring warmth to the region, reflecting off the city’s many water bodies. An increase in daylight hours facilitates residents in engaging in outdoor activities. Weather in May »

Weather in June

In June, Brandon is bathed in warm summer sunshine, with the city reaching temperatures of up to 77.5°F (25.3°C). Despite the heat, the weather remains relatively comfortable because of the balanced humidity level of 76%. Outdoor activities are abundant during this month, with residents and tourists enjoying the city's numerous summer festivals. Weather in June »

Weather in July

July in Brandon is characterized by hot weather conditions, with this month generally being the warmest in the year. The city sees maximum sunshine of around 10.7 hours daily, allowing residents to fully enjoy the summer season. Despite a high UV index level of 6, outdoor activities are extremely popular. Weather in July »

Weather in August

Brandon's weather in August sees a minor relief from July's heat. The month is characterized by pleasantly warm afternoons and mildly cool evenings. It experiences a decrease in daylight hours from 15.4 hours in July to 13.9 hours, indicating that summer is slowly making way for fall. Weather in August »

Weather in September

Weather in September significantly differs from the hot summer months in Brandon. The city enters the fall season, with considerably cooler temperatures setting in. The fall foliage in and around the city is a delightful sight, drawing visitors from far and wide. Weather in September »

Weather in October

In Brandon, October brings crisp fall weather. With dropping temperatures, the city begins to experience the chilly breath of the approaching winter. The average daily sunshine is about 6 hours, while winds of up to 10.4mph (16.7km/h) bring a cool touch to the air. Weather in October »

Weather in November

November's weather in Brandon sees the city getting ready to, once again, welcome the winter season. The daylight hours decrease further, with the city experiencing only 5.6 hours of sunshine daily. Moderate rains measuring up to 0.63" (16mm), with 3.9 days of rain, moisten the city. Weather in November »

Weather in December

December in Brandon is synonymous with cold winter weather. The temperatures sometimes fall to extreme lows, and the city experiences less daylight. The dominant cloud coverage of 53% results in occasional snowfall, coating the city in a beautiful winter-white blanket. Weather in December »
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Frequently asked questions

What is the coldest time of year in Brandon?

January is the coldest month, exhibiting average temperatures of 22.8°F (-5.1°C) at the peak and 9.3°F (-12.6°C) at the base.

What is the most humid month in Brandon?

With an average relative humidity of 88%, January is the most humid month.

How many days does it rain in Brandon?

In Brandon, South Dakota, during the entire year, the rain falls for 112.2 days and collects up to 20.67" (525mm) of precipitation.

When does it snow in Brandon?

January through May, October through December are months with snowfall in Brandon, South Dakota.

How many days does it snow in Brandon?

Throughout the year, in Brandon, there are 42.1 snowfall days, and 18.94" (481mm) of snow is accumulated.

What is the month with the least sunshine in Brandon?

January has the least sunshine of the year in Brandon, South Dakota, with an average of 4h of sunshine.

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

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Brandon, South Dakota.

What is the snowiest month in Brandon?

February is the month with the most snowfall. Snow falls for 8.6 days and accumulates 4.61" (117mm) of snow.

When is Daylight Saving Time (DST) in Brandon?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Brandon, South Dakota, 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 Brandon?

The month with the most rainfall is June, when the rain falls for 17.4 days and typically aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in Brandon?

June through September are months without snowfall in Brandon, South Dakota.

When are the longest days in Brandon?

With an average of 15h and 24min of daylight, June has the longest days of the year in Brandon.

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

The months with the highest UV index in Brandon, South Dakota, are June and July, with an average maximum UV index of 6.

What time of the year is the hottest in Brandon?

The highest temperatures are recorded in July, with averages reaching a high of 82.2°F (27.9°C) and a low of 62.6°F (17°C).

What month has the most sunshine in Brandon?

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

What is the least humid month in Brandon?

With an average relative humidity of 67%, October is the least humid month in Brandon.

What is the driest month in Brandon?

November is the month with the least rainfall. Rain falls for 3.9 days and accumulates 0.63" (16mm) of precipitation.

What is the month with the shortest days in Brandon?

The month with the shortest days in Brandon, South Dakota, is December, with an average of 9h and 0min of daylight.

Average temperature
Brandon, SD

Average temperature - Brandon, SD

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.8°F).

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure
Brandon, SD

Average pressure - Brandon, SD

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed
Brandon, SD

Average wind speed - Brandon, SD

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average rainfall
Brandon, SD

Average rainfall - Brandon, SD

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days
Brandon, SD

Average rainfall days - Brandon, SD

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.2 days).

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Average snowfall
Brandon, SD

Average snowfall - Brandon, SD

The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Brandon, SD

Average snowfall days - Brandon, SD

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

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Average daylight / Average sunshine
Brandon, SD

Average daylight / Average sunshine - Brandon, SD

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days
Brandon, SD

Average sunshine days - Brandon, SD

The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index
Brandon, SD

Average UV index - Brandon, SD

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

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Average visibility
Brandon, SD

Average visibility - Brandon, 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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Brandon, South Dakota, USA

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