March weather forecast
Jefferson, SD

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Weather in March

The first month of the spring, March, is a chilly month in Jefferson, South Dakota, with an average temperature fluctuating between 46.6°F (8.1°C) and 30.9°F (-0.6°C).

Temperature

Jefferson in March experiences a marked increase in the average high-temperature, ascending from February's subzero cold 30.7°F (-0.7°C) to a frosty 46.6°F (8.1°C). In March, the average low-temperature records at a subzero cold 30.9°F (-0.6°C) during the nights.

Humidity

In Jefferson, the average relative humidity in March is 74%.

Rainfall

In Jefferson, in March, it is raining for 9.8 days, with typically 1.69" (43mm) of accumulated precipitation. In Jefferson, during the entire year, the rain falls for 122 days and collects up to 21.61" (549mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In March, in Jefferson, it is snowing for 5.3 days. Throughout March, 2.48" (63mm) of snow is accumulated. Throughout the year, there are 38 snowfall days, and 13.23" (336mm) of snow is accumulated.

Daylight

In Jefferson, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 7:00 am and sunset at 6:16 pm CST. On the last day of March, sunrise is at 7:08 am and sunset at 7:51 pm CDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

The average sunshine in March is 6.5h.

UV index

In March, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 3 in March translates into the following instructions:
Guard yourself - Avoiding sunburn is suggested. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What is the temperature in March?

The high-temperature, in March, in Jefferson, records 46.6°F (8.1°C), while the low-temperature is 30.9°F (-0.6°C).

What is the average humidity in March?

In March, the average relative humidity is 74%.

How many days does it rain in March?

In Jefferson, during March, the rain falls for 9.8 days and regularly aggregates up to 1.69" (43mm) of precipitation.

How much does it snow in March?

In Jefferson, in March, snow falls for 5.3 days, with typically accumulated 2.48" (63mm) of snow.

What is the average length of the day in March?

In March, the average day length is 11h and 58min.

When is the sunrise / sunset in March?

On the first day of March, sunrise is at 7:00 am and sunset at 6:16 pm CST. On the last day of the month, sunrise is at 7:08 am and sunset at 7:51 pm CDT.

When does Daylight Saving Time (DST) start in March?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Jefferson have in March?

In Jefferson, the average sunshine duration in March is 6.5h.

How high is the UV index in March?

In March, the average daily maximum UV index in Jefferson is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Jefferson, SD

Average temperature in March - Jefferson, SD
  • Average high temperature in March: 46.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in March: 30.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

Average pressure in March
Jefferson, SD

Average pressure in March - Jefferson, SD
  • Average pressure in March: 30.06"Hg

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

Average wind speed in March
Jefferson, SD

Average wind speed in March - Jefferson, SD
  • Average wind speed in March: 10.7mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

Average humidity in March
Jefferson, SD

Average humidity in March - Jefferson, SD
  • Average humidity in March: 74%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (65%).

Average rainfall in March
Jefferson, SD

Average rainfall in March - Jefferson, SD
  • Average rainfall in March: 1.69"

The wettest months (with the highest rainfall) are May and June (3.03").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in March
Jefferson, SD

Average rainfall days in March - Jefferson, SD
  • Average rainfall days in March: 9.8 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in March
Jefferson, SD

Average snowfall in March - Jefferson, SD
  • Average snowfall in March: 2.48"

The month with the highest snowfall is January (2.95").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Jefferson, SD

Average snowfall days in March - Jefferson, SD
  • Average snowfall days in March: 5.3 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Jefferson, SD

Average daylight in March / Average sunshine in March - Jefferson, SD
  • Average daylight in March: 12h and 0min

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 6min).

  • Average sunshine in March: 6h and 3min

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 24min).

Average sunshine days in March
Jefferson, SD

Average sunshine days in March - Jefferson, SD
  • Average sunshine days in March: 15.6 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (9.7 days).

Average UV index in March
Jefferson, SD

Average UV index in March - Jefferson, SD
  • Average UV index in March: 3

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in March
Jefferson, SD

Average cloud cover in March - Jefferson, SD
  • Average cloud cover in March: 47

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in March
Jefferson, SD

Average visibility in March - Jefferson, SD
  • Average visibility in March: 6mi

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).

Jefferson, South Dakota, USA

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