February weather forecast
Onaka, SD

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Weather in February

February, the last month of the winter in Onaka, is also a subzero cold month, with an average temperature fluctuating between 25.2°F (-3.8°C) and 11.8°F (-11.2°C).

Temperature

Onaka experiences a transition to a still subzero cold 25.2°F (-3.8°C) in average high-temperatures with the arrival of February, not greatly differing from January's 22.6°F (-5.2°C). In Onaka, an average temperature of 11.8°F (-11.2°C) is noted during February nights.

Humidity

In Onaka, the average relative humidity in February is 84%.

Rainfall

In February, the rain falls for 1.9 days. Throughout February, 0.75" (19mm) of precipitation is accumulated. In Onaka, during the entire year, the rain falls for 97.8 days and collects up to 16.65" (423mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. February is the month with the most snowfall. Snow falls for 12.3 days and accumulates 5.04" (128mm) of snow.

Daylight

In Onaka, the average length of the day in February is 10h and 26min.
On the first day of the month, sunrise is at 7:58 am and sunset at 5:44 pm. On the last day of February, sunrise is at 7:16 am and sunset at 6:24 pm CST.

Sunshine

In February, the average sunshine in Onaka is 5h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 in February translates into these instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in February?

During February, Onaka experiences an average high-temperature of 25.2°F (-3.8°C) and a low-temperature of 11.8°F (-11.2°C).

What is the average humidity in February?

In February, the average relative humidity in Onaka is 84%.

How much does it rain in February?

In Onaka, in February, it is raining for 1.9 days, with typically 0.75" (19mm) of accumulated precipitation.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 12.3 days and typically aggregates up to 5.04" (128mm) of snow.

How much does it snow in Onaka in February?

In Onaka, in February, snow falls for 12.3 days, with typically accumulated 5.04" (128mm) of snow.

How many hours of daylight does Onaka have in February?

In February, the average day length is 10h and 26min.

What time are sunrise and sunset in February?

On the first day of February, sunrise is at 7:58 am and sunset at 5:44 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:24 pm CST.

How long on average sun shines in February?

In Onaka, the average sunshine duration in February is 5h.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Onaka.

What is the UV index intensity in February?

In February, the average daily maximum UV index is 1. A UV Index estimate 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 February
Onaka, SD

Average temperature in February - Onaka, SD
  • Average high temperature in February: 25.2°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in February: 11.8°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 (9.1°F).

Average pressure in February
Onaka, SD

Average pressure in February - Onaka, SD
  • Average pressure in February: 30.16"Hg

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

Average wind speed in February
Onaka, SD

Average wind speed in February - Onaka, SD
  • Average wind speed in February: 10.1mph

The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).

Average humidity in February
Onaka, SD

Average humidity in February - Onaka, SD
  • Average humidity in February: 84%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (56%).

Average rainfall in February
Onaka, SD

Average rainfall in February - Onaka, SD
  • Average rainfall in February: 0.75"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in February
Onaka, SD

Average rainfall days in February - Onaka, SD
  • Average rainfall days in February: 1.9 days

The month with the highest number of rainy days is June (14.4 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in February
Onaka, SD

Average snowfall in February - Onaka, SD
  • Average snowfall in February: 5.04"

The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in February
Onaka, SD

Average snowfall days in February - Onaka, SD
  • Average snowfall days in February: 12.3 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in February / Average sunshine in February - Onaka, SD
  • Average daylight in February: 10h and 2min

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 February: 5h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in February
Onaka, SD

Average sunshine days in February - Onaka, SD
  • Average sunshine days in February: 15.5 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (13.1 days).

Average UV index in February
Onaka, SD

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

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

Average cloud cover in February
Onaka, SD

Average cloud cover in February - Onaka, SD
  • Average cloud cover in February: 56

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 22).

Average visibility in February
Onaka, SD

Average visibility in February - Onaka, 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).

Onaka, South Dakota, USA

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