Climate and monthly weather forecast
Buffalo, SD

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Weather in January

January, like December, is a freezing cold winter month in Buffalo, South Dakota, with an average temperature varying between 14.4°F (-9.8°C) and 27.3°F (-2.6°C). Buffalo's coldest month, January, generally records average temperatures ranging from a high of 27.3°F (-2.6°C) to a low of 14.4°F (-9.8°C). Weather in January »

Weather in February

February, the last month of the winter in Buffalo, is also a subzero cold month, with an average temperature varying between 29.1°F (-1.6°C) and 15.3°F (-9.3°C). Transitioning into February, Buffalo experiences an average high-temperature of a still freezing cold 29.1°F (-1.6°C), marking a minor shift from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Buffalo, South Dakota, with an average temperature fluctuating between 42.6°F (5.9°C) and 27°F (-2.8°C). March's arrival sees a rise in the average high-temperature, jumping from February's subzero cold 29.1°F (-1.6°C) to a wintry 42.6°F (5.9°C). Weather in March »

Weather in April

April in Buffalo, South Dakota, is a cool spring month, with an average temperature fluctuating between 52.9°F (11.6°C) and 35.1°F (1.7°C). April's arrival coincides with a temperature rise, moving from March's wintry 42.6°F (5.9°C) to a cool 52.9°F (11.6°C). Weather in April »

Weather in May

May, the last month of the spring in Buffalo, is a refreshing month, with an average temperature fluctuating between 64°F (17.8°C) and 45.9°F (7.7°C). With the onset of May, the average high-temperature slightly shifts from April's fresh 52.9°F (11.6°C) to a refreshing 64°F (17.8°C). Weather in May »

Weather in June

June, the first month of the summer in Buffalo, is a moderately hot month, with an average temperature fluctuating between 76.1°F (24.5°C) and 55.9°F (13.3°C). An escalation in the average high-temperature is seen with the onset of June, moving from an enjoyable 64°F (17.8°C) in May to a warm 76.1°F (24.5°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Buffalo, South Dakota, with an average temperature varying between 85.1°F (29.5°C) and 63.5°F (17.5°C). In Buffalo, the month of July is known for its highest average temperatures, reaching a high of 85.1°F (29.5°C) and a low of 63.5°F (17.5°C). July's mean heat index is estimated at a tropical 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Buffalo, South Dakota, with an average temperature fluctuating between 62.2°F (16.8°C) and 82.9°F (28.3°C). A minimal variation is noted in Buffalo's average high-temperature at the onset of August, reaching a still moderately hot 82.9°F (28.3°C) from July's 85.1°F (29.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Buffalo, South Dakota, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 73.2°F (22.9°C). September implies a gentle temperature shift, with average high-temperatures reducing from August's moderately hot 82.9°F (28.3°C) to an agreeable 73.2°F (22.9°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Buffalo, South Dakota, with an average temperature fluctuating between 39.6°F (4.2°C) and 55.4°F (13°C). October signals a clear decrease in the average high-temperature, dropping from September's pleasant 73.2°F (22.9°C) to a moderate 55.4°F (13°C). Weather in October »

Weather in November

November, the last month of the autumn in Buffalo, is another cold month, with an average temperature fluctuating between 42.1°F (5.6°C) and 28.2°F (-2.1°C). During the transition into November, Buffalo observes a decrease in the average high-temperature, falling from a refreshing 55.4°F (13°C) in October to a wintry 42.1°F (5.6°C). Weather in November »

Weather in December

December, the first month of the winter in Buffalo, is also a subzero cold month, with temperature in the range of an average high of 27.9°F (-2.3°C) and an average low of 16°F (-8.9°C). December brings a minor decrease, with the average high-temperature reducing from a wintry 42.1°F (5.6°C) in November to a subzero cold 27.9°F (-2.3°C). Weather in December »
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Buffalo?

Buffalo's January weather, with an average high temperature of 27.3°F (-2.6°C) and an average low temperature of 14.4°F (-9.8°C), tends to be the coldest of the year.

What is the most humid month in Buffalo?

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

What is the driest month in Buffalo?

January and November are months with the least rain in Buffalo when the rain falls for 3.3 days and typically aggregates up to 0.51" (13mm) of rain.

How many days does it rain in Buffalo?

In Buffalo, South Dakota, during the entire year, the rain falls for 103.8 days and collects up to 14.88" (378mm) of precipitation.

When does it snow in Buffalo?

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

How many days does it snow in Buffalo?

Throughout the year, there are 62.2 snowfall days, and 22.95" (583mm) of snow is accumulated.

What are the months with the least sunshine in Buffalo?

The months with the least sunshine in Buffalo are January and February, with an average of 5h of sunshine.

When is the lowest UV index in Buffalo?

The months with the lowest UV index in Buffalo, South Dakota, are February and December, with an average maximum UV index of 1.

When does it snow the most in Buffalo?

The month with the most snowfall in Buffalo is March, when snow falls for 9.9 days and typically aggregates up to 4.37" (111mm) of snow.

When is Daylight Saving Time (DST) in Buffalo?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Buffalo, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the rainiest month in Buffalo?

The month with the most rainfall in Buffalo is May, when the rain falls for 15.3 days and typically aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in Buffalo?

In Buffalo, snow does not fall in June through September.

When are the longest days in Buffalo?

The month with the longest days in Buffalo, South Dakota, is June, with an average of 15h and 36min of daylight.

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

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

What is the warmest month in Buffalo?

The temperatures in Buffalo, South Dakota, reach their highest averages in July, with highs of 85.1°F (29.5°C) and lows of 63.5°F (17.5°C).

What is the least humid month in Buffalo?

The least humid month in Buffalo, South Dakota, is August, with an average relative humidity of 47%.

What month has the most sunshine in Buffalo?

With an average of 11.5h of sunshine, August has the most sunshine of the year in Buffalo.

What is the month with the shortest days in Buffalo?

December has the shortest days of the year in Buffalo, South Dakota, with an average of 8h and 48min of daylight.

Average temperature
Buffalo, SD

Average temperature - Buffalo, SD

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (27.3°F).

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure
Buffalo, SD

Average pressure - Buffalo, SD

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed
Buffalo, SD

Average wind speed - Buffalo, SD

The windiest months (with the highest average wind speed) are January and October (11.9mph).
The calmest month (with the lowest average wind speed) is July (9.8mph).

Average humidity
Buffalo, SD

Average humidity - Buffalo, SD

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (47%).

Average rainfall
Buffalo, SD

Average rainfall - Buffalo, SD

The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are January and November (0.51").

Average rainfall days
Buffalo, SD

Average rainfall days - Buffalo, SD

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (3.3 days).

Average snowfall
Buffalo, SD

Average snowfall - Buffalo, SD

The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Buffalo, SD

Average snowfall days - Buffalo, SD

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Buffalo, SD

Average daylight / Average sunshine - Buffalo, SD

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).

Average sunshine days
Buffalo, SD

Average sunshine days - Buffalo, SD

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (11.6 days).

Average UV index
Buffalo, SD

Average UV index - Buffalo, SD

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 1).

Average visibility
Buffalo, SD

Average visibility - Buffalo, 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).

Buffalo, South Dakota, USA

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