December weather forecast
Readstown, WI

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Weather in December

December, the first month of the winter in Readstown, is still a freezing cold month, with an average temperature varying between 28°F (-2.2°C) and 17.4°F (-8.1°C).

Temperature

During the transition into December, Readstown observes a decrease in the average high-temperature, falling from a wintry 41.9°F (5.5°C) in November to a subzero cold 28°F (-2.2°C). An average nighttime temperature of 17.4°F (-8.1°C) is noted during the month of December.

Humidity

The average relative humidity in December is 87%.

Rainfall

In Readstown, in December, it is raining for 5.1 days, with typically 1.57" (40mm) of accumulated precipitation. In Readstown, Wisconsin, during the entire year, the rain falls for 130.6 days and collects up to 28.58" (726mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Readstown, during December, snow falls for 10.8 days and regularly aggregates up to 4.29" (109mm) of snow. Throughout the year, there are 54.2 snowfall days, and 24.65" (626mm) of snow is accumulated.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:16 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:37 pm CST.

Sunshine

The average sunshine in December is 3.5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: During December, 1 as the daily maximum UV index converts into the following advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

How cold is December?

In December, the average high-temperature and low-temperature are 28°F (-2.2°C) and 17.4°F (-8.1°C) respectively.

What is the average humidity in December?

In Readstown, the average relative humidity in December is 87%.

How many days does it rain in December?

In Readstown, in December, during 5.1 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Readstown, in December, during 10.8 snowfall days, 4.29" (109mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 0min of daylight, December has the shortest days of the year.

How many hours of daylight does Readstown have in December?

The average day length in December is 9h and 1min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:16 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:37 pm CST.

How many hours of sunshine does Readstown have in December?

The average sunshine duration in December is 3.5h.

When is the lowest UV index?

The 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 December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a low health risk 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
Readstown, WI

Average temperature in December - Readstown, WI
  • Average high temperature in December: 28°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (22.1°F).

  • Average low temperature in December: 17.4°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

Average pressure in December
Readstown, WI

Average pressure in December - Readstown, WI
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Readstown, WI

Average wind speed in December - Readstown, WI
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in December
Readstown, WI

Average humidity in December - Readstown, WI
  • Average humidity in December: 87%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).

Average rainfall in December
Readstown, WI

Average rainfall in December - Readstown, WI
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is June (4.8").
The driest month (with the least rainfall) is January (1.1").

Average rainfall days in December
Readstown, WI

Average rainfall days in December - Readstown, WI
  • Average rainfall days in December: 5.1 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (3.1 days).

Average snowfall in December
Readstown, WI

Average snowfall in December - Readstown, WI
  • Average snowfall in December: 4.29"

The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Readstown, WI

Average snowfall days in December - Readstown, WI
  • Average snowfall days in December: 10.8 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Readstown, WI

Average daylight in December / Average sunshine in December - Readstown, WI
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 3h and 3min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in December
Readstown, WI

Average sunshine days in December - Readstown, WI
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is December (17.4 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in December
Readstown, WI

Average UV index in December - Readstown, WI
  • 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).

Average cloud cover in December
Readstown, WI

Average cloud cover in December - Readstown, WI
  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Readstown, WI

Average visibility in December - Readstown, WI
  • Average visibility in December: 5mi

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

Readstown, Wisconsin, USA

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