March weather forecast
Grenville, SD

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Weather in March

The first month of the spring, March, is a wintry month in Grenville, South Dakota, with temperature in the range of an average low of 23.2°F (-4.9°C) and an average high of 37.6°F (3.1°C).

Temperature

With the beginning of March, Grenville's average high-temperature experiences a significant increase, moving from a subzero cold 21.4°F (-5.9°C) in February to a wintry 37.6°F (3.1°C). During the month of March, the nighttime temperature in Grenville falls to an average of 23.2°F (-4.9°C).

Humidity

In March, the average relative humidity is 82%.

Rainfall

In Grenville, in March, during 8.1 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, there are 112.9 rainfall days, and 22.09" (561mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Grenville. In Grenville, in March, during 10.4 snowfall days, 3.19" (81mm) of snow is typically accumulated. Throughout the year, in Grenville, there are 68.4 snowfall days, and 23.74" (603mm) of snow is accumulated.

Daylight

In Grenville, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 7:06 am and sunset at 6:17 pm CST. On the last day of March, sunrise is at 7:10 am and sunset at 7:56 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 in Grenville is 5.2h.

UV index

The average daily maximum UV index in March in Grenville is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 2 in March transforms into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is March in Grenville?

March temperatures vary between a high-temperature of 37.6°F (3.1°C) and a low-temperature of 23.2°F (-4.9°C).

What is the average humidity in March in Grenville?

In Grenville, the average relative humidity in March is 82%.

How much does it rain in Grenville in March?

In March, the rain falls for 8.1 days. Throughout March, 1.26" (32mm) of precipitation is accumulated.

How much does it snow in Grenville in March?

In March, in Grenville, South Dakota, it is snowing for 10.4 days. Throughout March, 3.19" (81mm) of snow is accumulated.

How many hours of daylight does Grenville have in March?

The average day length in March in Grenville, South Dakota, is 11h and 58min.

When are sunrise and sunset in March in Grenville?

On the first day of March in Grenville, sunrise is at 7:06 am and sunset at 6:17 pm CST. On the last day of the month, sunrise is at 7:10 am and sunset at 7:56 pm CDT.

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

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

In March, the average sunshine duration in Grenville, South Dakota, is 5.2h.

How high is the UV index in March in Grenville?

In March, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Grenville, SD

Average temperature in March - Grenville, SD
  • Average high temperature in March: 37.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in March: 23.2°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).

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Average pressure in March
Grenville, SD

Average pressure in March - Grenville, SD
  • Average pressure in March: 30.08"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).

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Average wind speed in March
Grenville, SD

Average wind speed in March - Grenville, SD
  • Average wind speed in March: 11mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).

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Average humidity in March
Grenville, SD

Average humidity in March - Grenville, SD
  • Average humidity in March: 82%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).

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Average rainfall in March
Grenville, SD

Average rainfall in March - Grenville, SD
  • Average rainfall in March: 1.26"

The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days in March
Grenville, SD

Average rainfall days in March - Grenville, SD
  • Average rainfall days in March: 8.1 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in March
Grenville, SD

Average snowfall in March - Grenville, SD
  • Average snowfall in March: 3.19"

The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Grenville, SD

Average snowfall days in March - Grenville, SD
  • Average snowfall days in March: 10.4 days

The month with the highest number of snowfall days is January (15.1 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
Grenville, SD

Average daylight in March / Average sunshine in March - Grenville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in March
Grenville, SD

Average sunshine days in March - Grenville, SD
  • Average sunshine days in March: 14.8 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in March
Grenville, SD

Average UV index in March - Grenville, 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, November and December (UV index 1).

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Average cloud cover in March
Grenville, SD

Average cloud cover in March - Grenville, SD
  • Average cloud cover in March: 58

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in March
Grenville, SD

Average visibility in March - Grenville, SD
  • Average visibility in March: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

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Grenville, South Dakota, USA

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