March weather forecast
Napa Junction, SD

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Weather in March

March, the first month of the spring in Napa Junction, is a frosty month, with temperature in the range of an average high of 46.9°F (8.3°C) and an average low of 30.2°F (-1°C).

Temperature

Napa Junction in March showcases a distinct temperature shift, moving from an average high of a freezing cold 30.6°F (-0.8°C) in February to a chilly 46.9°F (8.3°C). During March, Napa Junction's temperature falls to a steady low-temperature average of 30.2°F (-1°C).

Humidity

The average relative humidity in March is 73%.

Rainfall

In March, in Napa Junction, the rain falls for 8.8 days. Throughout March, 1.34" (34mm) of precipitation is accumulated. In Napa Junction, during the entire year, the rain falls for 117.9 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Napa Junction. In March, it is snowing for 5.3 days. Throughout March, 2.09" (53mm) of snow is accumulated. Throughout the year, in Napa Junction, there are 37.4 snowfall days, and 14.45" (367mm) of snow is accumulated.

Daylight

The average length of the day in March in Napa Junction is 11h and 58min.
On the first day of the month, sunrise is at 7:04 am and sunset at 6:19 pm CST. On the last day of March, in Napa Junction, sunrise is at 7:12 am and sunset at 7:55 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 Napa Junction, the average sunshine in March is 6.4h.

UV index

In March, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 in March converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What is the usual temperature for Napa Junction in March?

In Napa Junction, 46.9°F (8.3°C) is the average high-temperature and 30.2°F (-1°C) is the average low-temperature during March.

What is the average humidity in March in Napa Junction?

The average relative humidity in March in Napa Junction, South Dakota, is 73%.

How many days does it rain in March in Napa Junction?

In Napa Junction, South Dakota, in March, during 8.8 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

How much does it snow in Napa Junction in March?

In March, it is snowing for 5.3 days. Throughout March, 2.09" (53mm) of snow is accumulated.

What is the average length of the day in March in Napa Junction?

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

What time are sunrise and sunset in March in Napa Junction?

In March, on the first day of the month, sunrise is at 7:04 am and sunset at 6:19 pm CST. On the last day of the month, sunrise is at 7:12 am and sunset at 7:55 pm CDT.

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

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

How long on average sun shines in March in Napa Junction?

In March, the average sunshine duration in Napa Junction is 6.4h.

What is the UV index intensity in March in Napa Junction?

In Napa Junction, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
Napa Junction, SD

Average temperature in March - Napa Junction, SD
  • Average high temperature in March: 46.9°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in March: 30.2°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 (12.9°F).

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Average pressure in March
Napa Junction, SD

Average pressure in March - Napa Junction, SD
  • Average pressure in March: 30.05"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in March
Napa Junction, SD

Average wind speed in March - Napa Junction, SD
  • Average wind speed in March: 10.8mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

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Average humidity in March
Napa Junction, SD

Average humidity in March - Napa Junction, SD
  • Average humidity in March: 73%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (64%).

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Average rainfall in March
Napa Junction, SD

Average rainfall in March - Napa Junction, SD
  • Average rainfall in March: 1.34"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is February (0.59").

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Average rainfall days in March
Napa Junction, SD

Average rainfall days in March - Napa Junction, SD
  • Average rainfall days in March: 8.8 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in March
Napa Junction, SD

Average snowfall in March - Napa Junction, SD
  • Average snowfall in March: 2.09"

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

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Average snowfall days in March
Napa Junction, SD

Average snowfall days in March - Napa Junction, SD
  • Average snowfall days in March: 5.3 days

The month with the highest number of snowfall days is January (9.7 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
Napa Junction, SD

Average daylight in March / Average sunshine in March - Napa Junction, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in March
Napa Junction, SD

Average sunshine days in March - Napa Junction, SD
  • Average sunshine days in March: 16.7 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (9.3 days).

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Average UV index in March
Napa Junction, SD

Average UV index in March - Napa Junction, SD
  • Average UV index in March: 3

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

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Average cloud cover in March
Napa Junction, SD

Average cloud cover in March - Napa Junction, 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 25).

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Average visibility in March
Napa Junction, SD

Average visibility in March - Napa Junction, 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).

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Napa Junction, South Dakota, USA

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