February weather forecast
Reliance, SD

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Weather in February

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

Temperature

At the start of February, Reliance's average high-temperature reaches a still subzero cold 29.8°F (-1.2°C), subtly different from the preceding month. Reliance, during the nights of February, experiences an average temperature drop to a still subzero cold 15.3°F (-9.3°C).

Humidity

In Reliance, South Dakota, the average relative humidity in February is 80%.

Rainfall

In Reliance, during February, the rain falls for 3.3 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 107.6 rainfall days, and 17.83" (453mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. 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.

Daylight

In Reliance, the average length of the day in February is 10h and 31min.
On the first day of February, sunrise is at 7:55 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:26 pm CST.

Sunshine

In Reliance, 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 in Reliance. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 during February leads to these advisories:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is February in Reliance?

In February, the average high-temperature and low-temperature in Reliance are 29.8°F (-1.2°C) and 15.3°F (-9.3°C) respectively.

What is the average humidity in February in Reliance?

In February, the average relative humidity in Reliance, South Dakota, is 80%.

How many days does it rain in February in Reliance?

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

When does it snow the most in Reliance?

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 Reliance?

In Reliance, South Dakota, during February, snow falls for 11.7 days and regularly aggregates up to 3.66" (93mm) of snow.

What is the average length of the day in February in Reliance?

In Reliance, South Dakota, the average day length in February is 10h and 31min.

When is the sunrise / sunset in February in Reliance?

In February, on the first day of the month, sunrise is at 7:55 am and sunset at 5:48 pm. On the last day of the month, in Reliance, sunrise is at 7:15 am and sunset at 6:26 pm CST.

How long on average sun shines in February in Reliance?

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

When is the lowest UV index in Reliance?

The month with the lowest UV index in Reliance, South Dakota, is February, with an average maximum UV index of 1.

What is the UV index reading in February in Reliance?

In Reliance, South Dakota, the average daily maximum UV index in February is 1. A UV Index estimate of 2, and below, represents 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 February
Reliance, SD

Average temperature in February - Reliance, 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).

Average pressure in February
Reliance, SD

Average pressure in February - Reliance, 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).

Average wind speed in February
Reliance, SD

Average wind speed in February - Reliance, 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).

Average humidity in February
Reliance, SD

Average humidity in February - Reliance, 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%).

Average rainfall in February
Reliance, SD

Average rainfall in February - Reliance, 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").

Average rainfall days in February
Reliance, SD

Average rainfall days in February - Reliance, 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).

Average snowfall in February
Reliance, SD

Average snowfall in February - Reliance, 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").

Average snowfall days in February
Reliance, SD

Average snowfall days in February - Reliance, 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).

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

Average daylight in February / Average sunshine in February - Reliance, 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).

Average sunshine days in February
Reliance, SD

Average sunshine days in February - Reliance, 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).

Average UV index in February
Reliance, SD

Average UV index in February - Reliance, 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).

Average cloud cover in February
Reliance, SD

Average cloud cover in February - Reliance, 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).

Average visibility in February
Reliance, SD

Average visibility in February - Reliance, 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).

Reliance, South Dakota, USA

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