December weather forecast
Spain, SD

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Weather in December

The first month of the winter, December, is still a freezing cold month in Spain, South Dakota, with an average temperature varying between 11.5°F (-11.4°C) and 23.2°F (-4.9°C).

Temperature

As Spain transitions into December, the average high-temperature shows a marked reduction, decreasing from a cold 38.8°F (3.8°C) in November to a subzero cold 23.2°F (-4.9°C). Spain, during December nights, observes an average temperature of 11.5°F (-11.4°C).

Humidity

In December, the average relative humidity in Spain is 88%.

Rainfall

In Spain, during December, the rain falls for 4.1 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, in Spain, there are 112.9 rainfall days, and 22.09" (561mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall in Spain is December, when snow falls for 14.6 days and typically aggregates up to 4.53" (115mm) of snow.

Daylight

December has the shortest days of the year in Spain, with an average of 8h and 48min of daylight.
On the first day of December in Spain, sunrise is at 7:52 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 4:57 pm CST.

Sunshine

In December, the average sunshine in Spain is 3.6h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 1 in December leads to these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Stay sun-safe with clothing that is both closely woven and worn loosely. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

How cold is it in Spain in December?

In December, the average high-temperature and low-temperature in Spain are 23.2°F (-4.9°C) and 11.5°F (-11.4°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is evaluated at 84.2°F (29°C).

What is the average humidity in December in Spain?

In Spain, South Dakota, the average relative humidity in December is 88%.

How many days does it rain in December in Spain?

In December, in Spain, the rain falls for 4.1 days. Throughout December, 0.98" (25mm) of precipitation is accumulated.

When does it snow the most in Spain?

December is the month with the most snowfall. Snow falls for 14.6 days and accumulates 4.53" (115mm) of snow.

How many days does it snow in December in Spain?

In Spain, South Dakota, in December, snow falls for 14.6 days, with typically accumulated 4.53" (115mm) of snow.

What is the month with the shortest days in Spain?

The month with the shortest days in Spain is December, with an average of 8h and 48min of daylight.

How many hours of daylight does Spain have in December?

The average day length in December in Spain, South Dakota, is 8h and 45min.

When are sunrise and sunset in December in Spain?

On the first day of December in Spain, sunrise is at 7:52 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 4:57 pm CST.

How long on average sun shines in December in Spain?

In December, the average sunshine duration in Spain is 3.6h.

What is the month with the lowest UV index in Spain?

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

How high is the UV index in December in Spain?

In Spain, South Dakota, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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 December
Spain, SD

Average temperature in December - Spain, SD
  • Average high temperature in December: 23.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in December: 11.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).

Average pressure in December
Spain, SD

Average pressure in December - Spain, SD
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in December
Spain, SD

Average wind speed in December - Spain, SD
  • Average wind speed in December: 11mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).

Average humidity in December
Spain, SD

Average humidity in December - Spain, SD
  • Average humidity in December: 88%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).

Average rainfall in December
Spain, SD

Average rainfall in December - Spain, SD
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").

Average rainfall days in December
Spain, SD

Average rainfall days in December - Spain, SD
  • Average rainfall days in December: 4.1 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in December
Spain, SD

Average snowfall in December - Spain, SD
  • Average snowfall in December: 4.53"

The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Spain, SD

Average snowfall days in December - Spain, SD
  • Average snowfall days in December: 14.6 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Spain, SD

Average daylight in December / Average sunshine in December - Spain, SD
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 3h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Spain, SD

Average sunshine days in December - Spain, SD
  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in December
Spain, SD

Average UV index in December - Spain, SD
  • Average UV index in December: 1

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

Average cloud cover in December
Spain, SD

Average cloud cover in December - Spain, SD
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in December
Spain, SD

Average visibility in December - Spain, SD
  • Average visibility in December: 5mi

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

Spain, South Dakota, USA

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