March weather forecast and climate
Sioux Falls, SD

The Sioux Falls in South Dakota, flowing downstream over rocks under the perfect evening skyline
The Sioux Falls in South Dakota, flowing downstream over rocks under the perfect evening skyline

Weather in March

The first month of the spring, March, is a chilly month in Sioux Falls, South Dakota, with average temperature ranging between min 27.7°F (-2.4°C) and max 43.2°F (6.2°C).

Temperature

In March, the average high-temperature significantly increases, from a subzero cold 27°F (-2.8°C) in February, to a chilly 43.2°F (6.2°C). In March, in Sioux Falls, South Dakota, the average low-temperature is 27.7°F (-2.4°C).

Humidity

The average relative humidity in Sioux Falls is 77%.

Rainfall

In Sioux Falls, it is raining for 8.8 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, in Sioux Falls, there are 117.1 rainfall days, and 20.71" (526mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Sioux Falls are January through May, October through December. In Sioux Falls, during March, snow falls for 8.1 days and regularly aggregates up to 2.95" (75mm) of snow. In Sioux Falls, during the entire year, snow falls for 48.7 days, and aggregates up to 18.23" (463mm) of snow.

Daylight

In March, the average length of the day is 12h.

Sunshine

The average sunshine in March is 6h.

UV index

The average daily maximum UV index in Sioux Falls is 3. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in March transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in March in Sioux Falls?

The average high-temperature, in March, in Sioux Falls, is 43.2°F (6.2°C), while the average low-temperature is 27.7°F (-2.4°C).

What is the average humidity in March in Sioux Falls?

In March, the average relative humidity is 77%.

How many days does it rain in March in Sioux Falls?

In March, in Sioux Falls, South Dakota, the rain falls for 8.8 days. Throughout March, 1.34" (34mm) of precipitation is accumulated.

How much does it snow in Sioux Falls in March?

In March, in Sioux Falls, South Dakota, it is snowing for 8.1 days. Throughout March, 2.95" (75mm) of snow is accumulated.

How many hours of daylight does Sioux Falls have in March?

The average length of the day in March is 12h.

How long on average sun shines in March in Sioux Falls?

In Sioux Falls, South Dakota, the average sunshine in March is 6h.

How high is the UV index in March in Sioux Falls?

In Sioux Falls, the average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in March
Sioux Falls, SD

Average temperature in March - Sioux Falls, SD
  • Average high temperature in March: 43.2°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in March: 27.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

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Average pressure in March
Sioux Falls, SD

Average pressure in March - Sioux Falls, SD
  • Average pressure in March: 30.06"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.86").

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Average wind speed in March
Sioux Falls, SD

Average wind speed in March - Sioux Falls, SD
  • Average wind speed in March: 10.8mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in March
Sioux Falls, SD

Average humidity in March - Sioux Falls, SD
  • Average humidity in March: 77%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in March
Sioux Falls, SD

Average rainfall in March - Sioux Falls, SD
  • Average rainfall in March: 1.34"

The wettest month (with the highest rainfall) is June (3.27").
The driest months (with the least rainfall) are January, February and November (0.67").

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Average rainfall days in March
Sioux Falls, SD

Average rainfall days in March - Sioux Falls, SD
  • Average rainfall days in March: 8.8 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (3 days).

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Average snowfall in March
Sioux Falls, SD

Average snowfall in March - Sioux Falls, SD
  • Average snowfall in March: 2.95"

The month with the highest snowfall is February (4.25").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Sioux Falls, SD

Average snowfall days in March - Sioux Falls, SD
  • Average snowfall days in March: 8.1 days

The month with the highest number of snowfall days is January (11.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Sioux Falls, SD

Average daylight in March / Average sunshine in March - Sioux Falls, SD
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in March: 6h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is January (Average sunshine: 4h).

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Average sunshine days in March
Sioux Falls, SD

Average sunshine days in March - Sioux Falls, SD
  • Average sunshine days in March: 15.4 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is June (10 days).

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Average UV index in March
Sioux Falls, SD

Average UV index in March - Sioux Falls, SD
  • Average UV index in March: 3

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

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Average cloud cover in March
Sioux Falls, SD

Average cloud cover in March - Sioux Falls, SD
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in March
Sioux Falls, SD

Average visibility in March - Sioux Falls, SD
  • Average visibility in March: 6mi

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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