March weather forecast
O'Neill, IA

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Weather in March

The first month of the spring, March, is a frosty month in O'Neill, Iowa, with an average temperature ranging between max 42.8°F (6°C) and min 28.2°F (-2.1°C).

Temperature

With the onset of March, O'Neill's average high-temperature witnesses a clear rise, advancing from February's freezing cold 28.2°F (-2.1°C) to a frosty 42.8°F (6°C). In O'Neill, an average temperature of 28.2°F (-2.1°C) is noted during March nights.

Humidity

In March, the average relative humidity is 79%.

Rainfall

In O'Neill, during March, the rain falls for 10.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 139.6 rainfall days, and 24.92" (633mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In O'Neill, during March, snow falls for 7.2 days and regularly aggregates up to 1.93" (49mm) of snow. In O'Neill, during the entire year, snow falls for 52.1 days and aggregates up to 16.54" (420mm) of snow.

Daylight

In O'Neill, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:37 am and sunset at 5:53 pm CST. On the last day of the month, sunrise is at 6:46 am and sunset at 7:28 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 O'Neill, the average sunshine in March is 6.1h.

UV index

In O'Neill, the average daily maximum UV index in March is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 2 during March translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. Experience reduced UV exposure by about half when donning a wide-brim hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in March?

O'Neill in March has an average high-temperature of 42.8°F (6°C) and an average low-temperature of 28.2°F (-2.1°C).

What is the average humidity in March?

The average relative humidity in March is 79%.

How many days does it rain in March?

In O'Neill, in March, it is raining for 10.8 days, with typically 1.46" (37mm) of accumulated precipitation.

How much does it snow in March?

In O'Neill, in March, snow falls for 7.2 days, with typically accumulated 1.93" (49mm) of snow.

How many hours of daylight does O'Neill have in March?

The average day length in March is 11h and 58min.

When are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:37 am and sunset at 5:53 pm CST. On the last day of the month, sunrise is at 6:46 am and sunset at 7:28 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 long on average sun shines in March?

In O'Neill, the average sunshine duration in March is 6.1h.

What is the UV index intensity in March?

In O'Neill, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a low 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
O'Neill, IA

Average temperature in March - O
  • Average high temperature in March: 42.8°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in March: 28.2°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in March
O'Neill, IA

Average pressure in March - O
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in March
O'Neill, IA

Average wind speed in March - O
  • Average wind speed in March: 9.9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in March
O'Neill, IA

Average humidity in March - O
  • Average humidity in March: 79%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (75%).

Average rainfall in March
O'Neill, IA

Average rainfall in March - O
  • Average rainfall in March: 1.46"

The wettest months (with the highest rainfall) are May and June (3.54").
The driest month (with the least rainfall) is December (0.98").

Average rainfall days in March
O'Neill, IA

Average rainfall days in March - O
  • Average rainfall days in March: 10.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in March
O'Neill, IA

Average snowfall in March - O
  • Average snowfall in March: 1.93"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
O'Neill, IA

Average snowfall days in March - O
  • Average snowfall days in March: 7.2 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
O'Neill, IA

Average daylight in March / Average sunshine in March - O
  • 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 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in March
O'Neill, IA

Average sunshine days in March - O
  • Average sunshine days in March: 14.1 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.4 days).

Average UV index in March
O'Neill, IA

Average UV index in March - O
  • Average UV index in March: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in March
O'Neill, IA

Average cloud cover in March - O
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in March
O'Neill, IA

Average visibility in March - O
  • Average visibility in March: 6mi

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

O'Neill, Iowa, USA

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