March weather forecastChelsea, SD

March

Weather in March

March, the first month of the spring in Chelsea, is an icy month, with an average temperature varying between 39.7°F (4.3°C) and 24.8°F (-4°C).

Temperature

Chelsea sees a considerable increase in average high-temperatures during March, surging from a subzero cold 23.7°F (-4.6°C) in February to an icy 39.7°F (4.3°C). In March, the temperature in Chelsea drops to an average of 24.8°F (-4°C) at night.

Humidity

The average relative humidity in March in Chelsea is 80%.

Rainfall

In March, the rain falls for 7.1 days. Throughout March, 1.1" (28mm) of precipitation is accumulated. In Chelsea, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Chelsea, South Dakota, in March, snow falls for 8.7 days, with typically accumulated 3.19" (81mm) of snow. Throughout the year, there are 54.8 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

The average length of the day in March in Chelsea is 11h and 58min.
On the first day of the month, sunrise is at 7:11 am and sunset at 6:22 pm CST. On the last day of March, in Chelsea, sunrise is at 7:15 am and sunset at 8:02 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

In March, the average sunshine in Chelsea is 5.5h.

UV index

In Chelsea, the average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 2 during March translates into the following guidance:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in March, in Chelsea, is 39.7°F (4.3°C), while the low-temperature averages to 24.8°F (-4°C).

In Chelsea, South Dakota, the average relative humidity in March is 80%.

In Chelsea, in March, it is raining for 7.1 days, with typically 1.1" (28mm) of accumulated precipitation.

In Chelsea, South Dakota, in March, during 8.7 snowfall days, 3.19" (81mm) of snow is typically accumulated.

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

On the first day of March in Chelsea, South Dakota, sunrise is at 7:11 am and sunset at 6:22 pm CST. On the last day of the month, sunrise is at 7:15 am and sunset at 8:02 pm CDT.

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.

In March, the average sunshine duration in Chelsea, South Dakota, is 5.5h.

In March, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Chelsea, SD

  • Average high temperature in March: 39.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in March: 24.8°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 (6.3°F).

Average pressure in March
Chelsea, SD

  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in March
Chelsea, SD

  • Average wind speed in March: 9.7mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in March
Chelsea, SD

  • Average humidity in March: 80%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

Average rainfall in March
Chelsea, SD

  • Average rainfall in March: 1.1"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in March
Chelsea, SD

  • Average rainfall days in March: 7.1 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

Average snowfall in March
Chelsea, SD

  • Average snowfall in March: 3.19"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Chelsea, SD

  • Average snowfall days in March: 8.7 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in March: 12h and 0min

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).

  • Average sunshine in March: 5h and 30min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in March
Chelsea, SD

  • Average sunshine days in March: 16.4 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

Average UV index in March
Chelsea, SD

  • Average UV index in March: 2

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 and November (UV index 1).

Average cloud cover in March
Chelsea, SD

  • Average cloud cover in March: 54

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

Average visibility in March
Chelsea, SD

  • Average visibility in March: 6mi

The 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).