December weather forecast
Southam, ND

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Weather in December

December, the first month of the winter in Southam, is still a freezing cold month, with an average temperature varying between 18.1°F (-7.7°C) and 7.2°F (-13.8°C).

Temperature

Southam's December weather is marked by a distinct drop in high-temperatures, declining from an icy 34.2°F (1.2°C) in November to a freezing cold 18.1°F (-7.7°C). Southam experiences a mean temperature of 7.2°F (-13.8°C) during December nights.

Humidity

In December, the average relative humidity is 90%.

Rainfall

In Southam, in December, it is raining for 2.1 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 95.3 rainfall days, and 14.41" (366mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 15.5 days and accumulates 3.9" (99mm) of snow.

Daylight

With an average of 8h and 24min of daylight, December has the shortest days of the year in Southam.
On the first day of the month, sunrise is at 8:04 am and sunset at 4:42 pm. On the last day of December, in Southam, North Dakota, sunrise is at 8:24 am and sunset at 4:50 pm CST.

Sunshine

In December, the average sunshine in Southam is 3.4h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Southam. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is December in Southam?

An average high-temperature, in December, in Southam, is 18.1°F (-7.7°C) and the average low-temperature is 7.2°F (-13.8°C).

What is the average humidity in December in Southam?

In Southam, the average relative humidity in December is 90%.

How much does it rain in Southam in December?

In Southam, in December, it is raining for 2.1 days, with typically 0.67" (17mm) of accumulated precipitation.

When does it snow the most in Southam?

December is the month with the most snowfall in Southam. Snow falls for 15.5 days and accumulates 3.9" (99mm) of snow.

How many days does it snow in December in Southam?

In Southam, North Dakota, in December, during 15.5 snowfall days, 3.9" (99mm) of snow is typically accumulated.

What is the month with the shortest days in Southam?

With an average of 8h and 24min of daylight, December has the shortest days of the year in Southam.

How many hours of daylight does Southam have in December?

In Southam, the average day length in December is 8h and 26min.

What time are sunrise and sunset in December in Southam?

On the first day of December, sunrise is at 8:04 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 8:24 am and sunset at 4:50 pm CST.

How long on average sun shines in December in Southam?

The average sunshine duration in December in Southam, North Dakota, is 3.4h.

What are the months with the lowest UV index in Southam?

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

How high is the UV index in December in Southam?

In December, the average daily maximum UV index in Southam, North Dakota, is 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
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
Southam, ND

Average temperature in December - Southam, ND
  • Average high temperature in December: 18.1°F

The warmest month (with the highest average high temperature) is August (79.5°F).
The month with the lowest average high temperature is January (15.3°F).

  • Average low temperature in December: 7.2°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (1°F).

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Average pressure in December
Southam, ND

Average pressure in December - Southam, ND
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Southam, ND

Average wind speed in December - Southam, ND
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is October (11.1mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

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Average humidity in December
Southam, ND

Average humidity in December - Southam, ND
  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (58%).

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Average rainfall in December
Southam, ND

Average rainfall in December - Southam, ND
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is July (2.44").
The driest months (with the least rainfall) are January and February (0.43").

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Average rainfall days in December
Southam, ND

Average rainfall days in December - Southam, ND
  • Average rainfall days in December: 2.1 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is December (2.1 days).

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Average snowfall in December
Southam, ND

Average snowfall in December - Southam, ND
  • Average snowfall in December: 3.9"

The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Southam, ND

Average snowfall days in December - Southam, ND
  • Average snowfall days in December: 15.5 days

The month with the highest number of snowfall days is December (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Southam, ND

Average daylight in December / Average sunshine in December - Southam, ND
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in December: 3h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in December
Southam, ND

Average sunshine days in December - Southam, ND
  • Average sunshine days in December: 16.3 days

The months with the most sunshine days are August and September (19.8 days).
The month with the least sunshine days is June (11 days).

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Average UV index in December
Southam, ND

Average UV index in December - Southam, ND
  • Average UV index in December: 1

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

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Average cloud cover in December
Southam, ND

Average cloud cover in December - Southam, ND
  • Average cloud cover in December: 64

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in December
Southam, ND

Average visibility in December - Southam, ND
  • 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).

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Southam, North Dakota, USA

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