December weather forecast
Henderson, MN

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Weather in December

December, the first month of the winter in Henderson, is also a subzero cold month, with an average temperature fluctuating between 26.1°F (-3.3°C) and 14.9°F (-9.5°C).

Temperature

December's arrival witnesses a distinct drop in the average high-temperature, receding from November's wintry 41.5°F (5.3°C) to a subzero cold 26.1°F (-3.3°C). The average temperature in Henderson during December nights dips to a still freezing cold 14.9°F (-9.5°C).

Humidity

The average relative humidity in December in Henderson is 88%.

Rainfall

In Henderson, during December, the rain falls for 3.2 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Henderson, during the entire year, the rain falls for 122.2 days and collects up to 22.8" (579mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Henderson, Minnesota, during December, snow falls for 10.8 days and regularly aggregates up to 4.06" (103mm) of snow. Throughout the year, in Henderson, Minnesota, there are 48.5 snowfall days, and 19.8" (503mm) of snow is accumulated.

Daylight

The month with the shortest days in Henderson, Minnesota, is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:32 am and sunset at 4:37 pm. On the last day of December, in Henderson, sunrise is at 7:52 am and sunset at 4:45 pm CST.

Sunshine

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

UV index

The months with the lowest UV index in Henderson, Minnesota, are January, February, 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 exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 1 in December translates into these instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Henderson?

In December, the average high-temperature and low-temperature in Henderson, Minnesota, are 26.1°F (-3.3°C) and 14.9°F (-9.5°C) respectively.

What is the average humidity in December in Henderson?

The average relative humidity in December in Henderson, Minnesota, is 88%.

How much does it rain in Henderson in December?

In December, in Henderson, the rain falls for 3.2 days. Throughout December, 1.14" (29mm) of precipitation is accumulated.

How much does it snow in Henderson in December?

In December, in Henderson, Minnesota, it is snowing for 10.8 days. Throughout December, 4.06" (103mm) of snow is accumulated.

What is the month with the shortest days in Henderson?

The month with the shortest days in Henderson is December, with an average of 8h and 54min of daylight.

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

In Henderson, the average day length in December is 8h and 54min.

When are sunrise and sunset in December in Henderson?

On the first day of December in Henderson, Minnesota, sunrise is at 7:32 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 4:45 pm CST.

How long on average sun shines in December in Henderson?

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

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

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

What is the UV index intensity in December in Henderson?

In Henderson, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Henderson, MN

Average temperature in December - Henderson, MN
  • Average high temperature in December: 26.1°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (21.2°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).

Average pressure in December
Henderson, MN

Average pressure in December - Henderson, MN
  • Average pressure in December: 30.11"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Henderson, MN

Average wind speed in December - Henderson, MN
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in December
Henderson, MN

Average humidity in December - Henderson, MN
  • Average humidity in December: 88%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and October (71%).

Average rainfall in December
Henderson, MN

Average rainfall in December - Henderson, MN
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Henderson, MN

Average rainfall days in December - Henderson, MN
  • Average rainfall days in December: 3.2 days

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (1.9 days).

Average snowfall in December
Henderson, MN

Average snowfall in December - Henderson, MN
  • Average snowfall in December: 4.06"

The month with the highest snowfall is February (4.72").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Henderson, MN

Average snowfall days in December - Henderson, MN
  • Average snowfall days in December: 10.8 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Henderson, MN

Average daylight in December / Average sunshine in December - Henderson, 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: 3h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Henderson, MN

Average sunshine days in December - Henderson, MN
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is June (10.2 days).

Average UV index in December
Henderson, MN

Average UV index in December - Henderson, MN
  • 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, February, November and December (UV index 1).

Average cloud cover in December
Henderson, MN

Average cloud cover in December - Henderson, MN
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Henderson, MN

Average visibility in December - Henderson, MN
  • Average visibility in December: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Henderson, Minnesota, USA

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