December weather forecast
Walnut Grove, MN

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Weather in December

December, the first month of the winter in Walnut Grove, is also a subzero cold month, with an average temperature varying between 14.9°F (-9.5°C) and 25.9°F (-3.4°C).

Temperature

As December begins, there is a noticeable decrease in the average high-temperature, falling from a cold 41.5°F (5.3°C) in November to a freezing cold 25.9°F (-3.4°C). In Walnut Grove, December nights cool down to an average of 14.9°F (-9.5°C).

Humidity

The average relative humidity in December is 85%.

Rainfall

In Walnut Grove, in December, it is raining for 3.6 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, in Walnut Grove, there are 110.5 rainfall days, and 18.23" (463mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Walnut Grove, in December, during 10.5 snowfall days, 3.78" (96mm) of snow is typically accumulated. In Walnut Grove, during the entire year, snow falls for 50 days and aggregates up to 20.79" (528mm) of snow.

Daylight

The month with the shortest days in Walnut Grove is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:38 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:57 am and sunset at 4:53 pm CST.

Sunshine

The average sunshine in December in Walnut Grove is 4.1h.

UV index

In Walnut Grove, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is December in Walnut Grove?

The average high-temperature, in December, in Walnut Grove, is 25.9°F (-3.4°C), while the average low-temperature is 14.9°F (-9.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is estimated at 86°F (30°C).

What is the average humidity in December in Walnut Grove?

In Walnut Grove, the average relative humidity in December is 85%.

How much does it rain in Walnut Grove in December?

In Walnut Grove, in December, during 3.6 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

How many days does it snow in December in Walnut Grove?

In Walnut Grove, Minnesota, during December, snow falls for 10.5 days and regularly aggregates up to 3.78" (96mm) of snow.

What is the month with the shortest days in Walnut Grove?

With an average of 8h and 54min of daylight, December has the shortest days of the year in Walnut Grove.

How many hours of daylight does Walnut Grove have in December?

The average day length in December in Walnut Grove, Minnesota, is 8h and 56min.

When is the sunrise / sunset in December in Walnut Grove?

On the first day of December, sunrise is at 7:38 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 4:53 pm CST.

How many hours of sunshine does Walnut Grove have in December?

The average sunshine duration in December is 4.1h.

What is the UV index reading in December in Walnut Grove?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat 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
Walnut Grove, MN

Average temperature in December - Walnut Grove, MN
  • Average high temperature in December: 25.9°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).

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Average pressure in December
Walnut Grove, MN

Average pressure in December - Walnut Grove, MN
  • Average pressure in December: 30.12"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in December
Walnut Grove, MN

Average wind speed in December - Walnut Grove, MN
  • Average wind speed in December: 10.6mph

The windiest months (with the highest average wind speed) are February and April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in December
Walnut Grove, MN

Average humidity in December - Walnut Grove, MN
  • Average humidity in December: 85%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in December
Walnut Grove, MN

Average rainfall in December - Walnut Grove, MN
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in December
Walnut Grove, MN

Average rainfall days in December - Walnut Grove, MN
  • Average rainfall days in December: 3.6 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (1.7 days).

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Average snowfall in December
Walnut Grove, MN

Average snowfall in December - Walnut Grove, MN
  • Average snowfall in December: 3.78"

The month with the highest snowfall is February (5.16").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Walnut Grove, MN

Average snowfall days in December - Walnut Grove, MN
  • Average snowfall days in December: 10.5 days

The month with the highest number of snowfall days is January (11.1 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
Walnut Grove, MN

Average daylight in December / Average sunshine in December - Walnut Grove, MN
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Walnut Grove, MN

Average sunshine days in December - Walnut Grove, MN
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in December
Walnut Grove, MN

Average UV index in December - Walnut Grove, MN
  • Average UV index in December: 2

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

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Average cloud cover in December
Walnut Grove, MN

Average cloud cover in December - Walnut Grove, MN
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July, August and September (Cloud cover 29).

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Average visibility in December
Walnut Grove, MN

Average visibility in December - Walnut Grove, MN
  • Average visibility in December: 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).

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Walnut Grove, Minnesota, USA

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