February weather forecast
Iona, SD

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Weather in February

The last month of the winter, February, is another freezing cold month in Iona, South Dakota, with an average temperature fluctuating between 29.8°F (-1.2°C) and 15.3°F (-9.3°C).

Temperature

Iona, South Dakota, greets February with an average high-temperature of a still freezing cold 29.8°F (-1.2°C), marking a slight deviation from the preceding month. Throughout February nights, Iona experiences a consistent temperature average of 15.3°F (-9.3°C).

Humidity

In Iona, the average relative humidity in February is 80%.

Rainfall

In Iona, South Dakota, in February, it is raining for 3.3 days, with typically 0.67" (17mm) of accumulated precipitation. In Iona, during the entire year, the rain falls for 107.6 days and collects up to 17.83" (453mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. The month with the most snowfall in Iona, South Dakota, is February, when snow falls for 11.7 days and typically aggregates up to 3.66" (93mm) of snow.

Daylight

In Iona, the average length of the day in February is 10h and 32min.
On the first day of February in Iona, sunrise is at 7:54 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 6:25 pm CST.

Sunshine

The average sunshine in February is 5.8h.

UV index

With an average maximum UV index of 1, February is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 1 during February translates into the following directions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is February in Iona?

February temperatures in Iona, South Dakota, vary between a high-temperature of 29.8°F (-1.2°C) and a low-temperature of 15.3°F (-9.3°C).

What is the average humidity in February in Iona?

In February, the average relative humidity is 80%.

How many days does it rain in February in Iona?

In Iona, in February, it is raining for 3.3 days, with typically 0.67" (17mm) of accumulated precipitation.

When does it snow the most in Iona?

The month with the most snowfall is February, when snow falls for 11.7 days and typically aggregates up to 3.66" (93mm) of snow.

How many days does it snow in February in Iona?

In February, it is snowing for 11.7 days. Throughout February, 3.66" (93mm) of snow is accumulated.

How many hours of daylight does Iona have in February?

The average day length in February in Iona is 10h and 32min.

What time are sunrise and sunset in February in Iona?

In February, on the first day of the month, sunrise is at 7:54 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 6:25 pm CST.

How long on average sun shines in February in Iona?

In Iona, the average sunshine duration in February is 5.8h.

When is the lowest UV index in Iona?

February is the month with the lowest UV index, with an average maximum UV index of 1.

How high is the UV index in February in Iona?

The average daily maximum UV index in February in Iona is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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 February
Iona, SD

Average temperature in February - Iona, SD
  • Average high temperature in February: 29.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in February: 15.3°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in February
Iona, SD

Average pressure in February - Iona, SD
  • Average pressure in February: 30.15"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in February
Iona, SD

Average wind speed in February - Iona, SD
  • Average wind speed in February: 9.9mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

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Average humidity in February
Iona, SD

Average humidity in February - Iona, SD
  • Average humidity in February: 80%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is September (58%).

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Average rainfall in February
Iona, SD

Average rainfall in February - Iona, SD
  • Average rainfall in February: 0.67"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is November (0.55").

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Average rainfall days in February
Iona, SD

Average rainfall days in February - Iona, SD
  • Average rainfall days in February: 3.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in February
Iona, SD

Average snowfall in February - Iona, SD
  • Average snowfall in February: 3.66"

The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in February
Iona, SD

Average snowfall days in February - Iona, SD
  • Average snowfall days in February: 11.7 days

The months with the highest number of snowfall days are January and February (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in February /
Average sunshine in February
Iona, SD

Average daylight in February / Average sunshine in February - Iona, SD
  • Average daylight in February: 10h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in February: 5h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in February
Iona, SD

Average sunshine days in February - Iona, SD
  • Average sunshine days in February: 16.3 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is April (11.8 days).

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Average UV index in February
Iona, SD

Average UV index in February - Iona, SD
  • Average UV index in February: 1

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

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Average cloud cover in February
Iona, SD

Average cloud cover in February - Iona, SD
  • Average cloud cover in February: 48

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in February
Iona, SD

Average visibility in February - Iona, SD
  • Average visibility in February: 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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Iona, South Dakota, USA

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