December weather forecast and climate
Cummings, ND

Weather in December

The first month of the winter, December, is also a subzero cold month in Cummings, North Dakota, with temperature in the range of an average low of 8.6°F (-13°C) and an average high of 19.9°F (-6.7°C).

Temperature

In Cummings, the average high-temperature declines considerably, from a wintry 36.5°F (2.5°C) in November, to a subzero cold 19.9°F (-6.7°C). In December, in Cummings, the average low-temperature is 8.6°F (-13°C).

Humidity

The average relative humidity in Cummings is 89%.

Rainfall

In December, the rain falls for 3.1 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. In Cummings, during the entire year, the rain falls for 103 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

Months with snowfall in Cummings are January through May, October through December. December is the month with the most snowfall in Cummings. Snow falls for 14.6 days and accumulates 4.53" (115mm) of snow.

Daylight

With an average of 8.5h of daylight, December has the shortest days of the year in Cummings.

Sunshine

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

UV index

Months with the lowest UV index in Cummings are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 1 in December transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in December in Cummings?

In December, the average relative humidity in Cummings is 89%.

How many days does it rain in December in Cummings?

In Cummings, North Dakota, in December, it is raining for 3.1 days, with typically 0.87" (22mm) of accumulated precipitation.

What is the snowiest month in Cummings?

The month with the most snowfall in Cummings, North Dakota, is December when snow falls for 14.6 days and typically aggregates up to 4.53" (115mm) of snow.

How many days does it snow in December in Cummings?

In Cummings, 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 Cummings?

The month with the shortest days is December, with an average of 8.5h of daylight.

What is the average length of the day in December in Cummings?

In Cummings, North Dakota, the average length of the day in December is 8.5h.

How many hours of sunshine does Cummings have in December?

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

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

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

How high is the UV index in December in Cummings?

In Cummings, North Dakota, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.

Average temperature in December
Cummings, ND

Average temperature in December - Cummings, ND
  • Average high temperature in December: 19.9°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is January (15.6°F).

  • Average low temperature in December: 8.6°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (1.6°F).

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Average pressure in December
Cummings, ND

Average pressure in December - Cummings, ND
  • Average pressure in December: 30.12"

The month with the highest atmospheric pressure is February (30.17").
The month with the lowest atmospheric pressure is June (29.86").

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Average wind speed in December
Cummings, ND

Average wind speed in December - Cummings, ND
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

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Average humidity in December
Cummings, ND

Average humidity in December - Cummings, 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%).

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Average rainfall in December
Cummings, ND

Average rainfall in December - Cummings, ND
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is June (3.46").
The driest months (with the least rainfall) are January and February (0.59").

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Average rainfall days in December
Cummings, ND

Average rainfall days in December - Cummings, ND
  • Average rainfall days in December: 3.1 days

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.2 days).

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Average snowfall in December
Cummings, ND

Average snowfall in December - Cummings, ND
  • Average snowfall in December: 4.53"

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

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Average snowfall days in December
Cummings, ND

Average snowfall days in December - Cummings, ND
  • Average snowfall days in December: 14.6 days

The month with the highest number of snowfall days is December (14.6 days).
Months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Cummings, ND
  • Average daylight in December: 8.5h

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.5h).

  • Average sunshine in December: 3.4h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days in December
Cummings, ND

Average sunshine days in December - Cummings, ND
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is September (20.1 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in December
Cummings, ND

Average UV index in December - Cummings, 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, November and December (UV index 1).

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Average cloud cover in December
Cummings, ND

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

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in December
Cummings, ND

Average visibility in December - Cummings, ND
  • Average visibility in December: 5mi

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

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