March weather forecast
Altamont, SD

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Weather in March

The first month of the spring, March, is a cold month in Altamont, South Dakota, with an average temperature ranging between max 39°F (3.9°C) and min 24.8°F (-4°C).

Temperature

Altamont, South Dakota, witnesses a significant increase in the average high-temperature with the arrival of March, rising from February's subzero cold 23.9°F (-4.5°C) to a wintry 39°F (3.9°C). During the month of March, Altamont experiences a steady low-temperature average of 24.8°F (-4°C).

Humidity

In Altamont, South Dakota, the average relative humidity in March is 81%.

Rainfall

In Altamont, in March, during 6.9 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, in Altamont, there are 101.9 rainfall days, and 14.61" (371mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Altamont, in March, snow falls for 7.4 days, with typically accumulated 2.28" (58mm) of snow. In Altamont, South Dakota, during the entire year, snow falls for 49.9 days and aggregates up to 14.02" (356mm) of snow.

Daylight

In March, the average length of the day in Altamont is 11h and 58min.
On the first day of the month, sunrise is at 7:02 am and sunset at 6:14 pm CST. On the last day of March, in Altamont, sunrise is at 7:07 am and sunset at 7:53 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 Altamont, the average sunshine in March is 5.7h.

UV index

In March, the average daily maximum UV index in Altamont is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 2 in March, converts into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

Is March cold in Altamont?

Altamont in March has an average high-temperature of 39°F (3.9°C) and an average low-temperature of 24.8°F (-4°C).

What is the average humidity in March in Altamont?

The average relative humidity in March is 81%.

How much does it rain in Altamont in March?

In March, the rain falls for 6.9 days. Throughout March, 0.75" (19mm) of precipitation is accumulated.

How much does it snow in Altamont in March?

In March, in Altamont, it is snowing for 7.4 days. Throughout March, 2.28" (58mm) of snow is accumulated.

What is the average length of the day in March in Altamont?

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

What time are sunrise and sunset in March in Altamont?

In March, on the first day of the month, sunrise is at 7:02 am and sunset at 6:14 pm CST. On the last day of the month, in Altamont, South Dakota, sunrise is at 7:07 am and sunset at 7:53 pm CDT.

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

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

In Altamont, the average sunshine duration in March is 5.7h.

What is the UV index intensity in March in Altamont?

The average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe 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
Altamont, SD

Average temperature in March - Altamont, SD
  • Average high temperature in March: 39°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.5°F).

  • Average low temperature in March: 24.8°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).

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Average pressure in March
Altamont, SD

Average pressure in March - Altamont, SD
  • Average pressure in March: 30.08"Hg

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 in March
Altamont, SD

Average wind speed in March - Altamont, SD
  • Average wind speed in March: 10.3mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in March
Altamont, SD

Average humidity in March - Altamont, SD
  • Average humidity in March: 81%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in March
Altamont, SD

Average rainfall in March - Altamont, SD
  • Average rainfall in March: 0.75"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in March
Altamont, SD

Average rainfall days in March - Altamont, SD
  • Average rainfall days in March: 6.9 days

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (1.7 days).

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Average snowfall in March
Altamont, SD

Average snowfall in March - Altamont, SD
  • Average snowfall in March: 2.28"

The month with the highest snowfall is February (3.27").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Altamont, SD

Average snowfall days in March - Altamont, SD
  • Average snowfall days in March: 7.4 days

The month with the highest number of snowfall days is January (11.3 days).
The 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
Altamont, SD

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in March: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in March
Altamont, SD

Average sunshine days in March - Altamont, SD
  • Average sunshine days in March: 18 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index in March
Altamont, SD

Average UV index in March - Altamont, SD
  • Average UV index in March: 2

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

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Average cloud cover in March
Altamont, SD

Average cloud cover in March - Altamont, SD
  • Average cloud cover in March: 53

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in March
Altamont, SD

Average visibility in March - Altamont, 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).

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Altamont, South Dakota, USA

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