December weather forecast
Denison, KS

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Weather in December

The first month of the winter, December, is also an icy month in Denison, Kansas, with an average temperature ranging between max 39.6°F (4.2°C) and min 25.7°F (-3.5°C).

Temperature

The onset of December results in a decrease in the average high-temperature, receding from a fresh 51.8°F (11°C) in November to a cold 39.6°F (4.2°C). Denison observes an average nighttime low-temperature of 25.7°F (-3.5°C) during the month of December.

Humidity

In Denison, the average relative humidity in December is 73%.

Rainfall

The months with the least rainfall are January and December Rain falls for 4.2 days and accumulates 0.51" (13mm) of rain.

Snowfall

January through May, October through December are months with snowfall. In Denison, Kansas, during December, snow falls for 3.5 days and regularly aggregates up to 0.87" (22mm) of snow. Throughout the year, there are 18.4 snowfall days, and 6.1" (155mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Denison, Kansas, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:59 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:09 pm CST.

Sunshine

The average sunshine in December is 5.5h.

UV index

The months with the lowest UV index in Denison are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Stay sun-safe with clothing that is both closely woven and worn loosely. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

How cold is December?

The high-temperature during December is 39.6°F (4.2°C) and the low-temperature is 25.7°F (-3.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 95°F (35°C).

What is the average humidity in December?

The average relative humidity in December is 73%.

What is the driest month?

January and December are months with the least rain when the rain falls for 4.2 days and typically aggregates up to 0.51" (13mm) of rain.

How much does it rain in December?

In December, the rain falls for 4.2 days. Throughout December, 0.51" (13mm) of precipitation is accumulated.

How much does it snow in December?

In Denison, in December, snow falls for 3.5 days, with typically accumulated 0.87" (22mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 27min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:09 pm CST.

How many hours of sunshine does Denison have in December?

The average sunshine duration in December is 5.5h.

What is the month with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in December?

In Denison, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Denison, KS

Average temperature in December - Denison, KS
  • Average high temperature in December: 39.6°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in December: 25.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in December
Denison, KS

Average pressure in December - Denison, KS
  • Average pressure in December: 30.13"Hg

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

Average wind speed in December
Denison, KS

Average wind speed in December - Denison, KS
  • Average wind speed in December: 9.7mph

The windiest months (with the highest average wind speed) are March and April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in December
Denison, KS

Average humidity in December - Denison, KS
  • Average humidity in December: 73%

The months with the highest relative humidity are May and June (77%).
The months with the lowest relative humidity are October and November (68%).

Average rainfall in December
Denison, KS

Average rainfall in December - Denison, KS
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is May (2.8").
The driest months (with the least rainfall) are January and December (0.51").

Average rainfall days in December
Denison, KS

Average rainfall days in December - Denison, KS
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (3.5 days).

Average snowfall in December
Denison, KS

Average snowfall in December - Denison, KS
  • Average snowfall in December: 0.87"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Denison, KS

Average snowfall days in December - Denison, KS
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Denison, KS

Average daylight in December / Average sunshine in December - Denison, KS
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 5h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in December
Denison, KS

Average sunshine days in December - Denison, KS
  • Average sunshine days in December: 24.1 days

The month with the most sunshine days is December (24.1 days).
The month with the least sunshine days is May (13.5 days).

Average UV index in December
Denison, KS

Average UV index in December - Denison, KS
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Denison, KS

Average cloud cover in December - Denison, KS
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December
Denison, KS

Average visibility in December - Denison, KS
  • Average visibility in December: 6mi

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

Denison, Kansas, USA

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