December weather forecast and climate
Marion, ND

December, the first month of the winter, in Marion, is still a freezing cold month, with average temperature ranging between max 20.3°F (-6.5°C) and min 9.7°F (-12.4°C).

Temperature

In Marion, the average high-temperature declines considerably, from a wintry 36.9°F (2.7°C) in November, to a freezing cold 20.3°F (-6.5°C). In Marion, in December, the average low-temperature is 9.7°F (-12.4°C).

Humidity

In Marion, North Dakota, the average relative humidity in December is 89%.

Rainfall

In December, the rain falls for 2.2 days. Throughout December, 0.59" (15mm) of precipitation is accumulated. In Marion, North Dakota, during the entire year, the rain falls for 94.8 days and collects up to 14.92" (379mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is December when snow falls for 13.9 days and typically aggregates up to 3.11" (79mm) of snow.

Daylight

With an average of 8.6h of daylight, December has the shortest days of the year.

Sunshine

In Marion, North Dakota, the average sunshine in December 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. A UV Index value of 2, and less, symbolizes a low threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Marion?

The average high-temperature, in December, in Marion, North Dakota, is 20.3°F (-6.5°C), while the average low-temperature is 9.7°F (-12.4°C).

What is the average humidity in December in Marion?

In Marion, North Dakota, the average relative humidity in December is 89%.

How many days does it rain in December in Marion?

In Marion, North Dakota, in December, it is raining for 2.2 days, with typically 0.59" (15mm) of accumulated precipitation.

How much does it snow in Marion in December?

In Marion, in December, snow falls for 13.9 days, with typically accumulated 3.11" (79mm) of snow.

When does it snow the most in Marion?

The month with the most snowfall in Marion, North Dakota, is December when snow falls for 13.9 days and typically aggregates up to 3.11" (79mm) of snow.

What is the month with the shortest days in Marion?

December has the shortest days of the year, with an average of 8.6h of daylight.

How many hours of daylight does Marion have in December?

The average length of the day in December is 8.6h.

How long on average sun shines in December in Marion?

In Marion, North Dakota, the average sunshine in December is 3.4h.

When is the lowest UV index in Marion?

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

What is the UV index intensity in December in Marion?

In Marion, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.
Average temperature in December - Marion, ND
  • Average high temperature in December: -6.5°C

The warmest month (with the highest average high temperature) is July (27°C).
The month with the lowest average high temperature is January (-8.3°C).

  • Average low temperature in December: -12.4°C

The month with the highest average low temperature is July (15.9°C).
The coldest month (with the lowest average low temperature) is January (-15.9°C).

Average pressure in December - Marion, ND
  • Average pressure in December: 1020.3mbar

The month with the highest atmospheric pressure is February (1021.9mbar).
The month with the lowest atmospheric pressure is June (1011mbar).

Average wind speed in December - Marion, ND
  • Average wind speed in December: 17km/h

The windiest month (with the highest average wind speed) is October (18.3km/h).
The calmest months (with the lowest average wind speed) are July and August (13.7km/h).

Average humidity in December - Marion, ND
  • Average humidity in December: 89%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (61%).

Average rainfall in December - Marion, ND
  • Average rainfall in December: 15mm

The wettest month (with the highest rainfall) is June (86mm).
The driest month (with the least rainfall) is January (10mm).

Average rainfall days in December - Marion, ND
  • Average rainfall days in December: 2.2 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is January (1.5 days).

Average snowfall in December - Marion, ND
  • Average snowfall in December: 79mm

The month with the highest snowfall is December (79mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Marion, ND
  • Average snowfall days in December: 13.9 days

The month with the highest number of snowfall days is December (13.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Marion, ND
  • Average daylight in December: 8.6h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in December: 3.4h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is January (Average sunshine: 3.3h).

Average sunshine days in December - Marion, ND
  • Average sunshine days in December: 17.3 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is June (12.3 days).

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

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

Average cloud cover in December - Marion, ND
  • Average cloud cover in December: 63

Months with the most cloud cover are January and February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in December - Marion, ND
  • Average visibility in December: 9km

Months with the highest visibility are May, August, September and October (10km).
Months with the lowest visibility are January, February and March (8km).