December weather forecast and climate
Viola, KS

The first month of the winter, December, is also a frosty month in Viola, Kansas, with average temperature varying between 29.1°F (-1.6°C) and 45.1°F (7.3°C).

Temperature

In Viola, the average high-temperature drops, from a moderate 56.3°F (13.5°C) in November, to a frosty 45.1°F (7.3°C). In Viola, in December, the average low-temperature is 29.1°F (-1.6°C).

Humidity

The average relative humidity in Viola is 68%.

Rainfall

In December, the rain falls for 4.5 days. Throughout December, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 122.6 rainfall days, and 24.96" (634mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Viola are January through April, October through December. In December, it is snowing for 2.5 days. Throughout December, 0.75" (19mm) of snow is accumulated. Throughout the year, in Viola, Kansas, there are 12.7 snowfall days, and 5.51" (140mm) of snow is accumulated.

Daylight

With an average of 9.6h of daylight, December has the shortest days of the year in Viola, Kansas.

Sunshine

The average sunshine in December is 6.3h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Viola?

In December, in Viola, the average high-temperature is 45.1°F (7.3°C), and the average low-temperature is 29.1°F (-1.6°C).

What is the average humidity in December in Viola?

In Viola, Kansas, the average relative humidity in December is 68%.

How much does it rain in Viola in December?

In Viola, in December, during 4.5 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

How much does it snow in Viola in December?

In Viola, Kansas, during December, snow falls for 2.5 days and regularly aggregates up to 0.75" (19mm) of snow.

What is the month with the shortest days in Viola?

December has the shortest days of the year, with an average of 9.6h of daylight.

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

In December, the average length of the day is 9.6h.

How many hours of sunshine does Viola have in December?

The average sunshine in December is 6.3h.

What are the months with the lowest UV index in Viola?

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

How high is the UV index in December in Viola?

In Viola, Kansas, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV rays.
Average temperature in December - Viola, KS
  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in December - Viola, KS
  • Average pressure in December: 30.13"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.86").

Average wind speed in December - Viola, KS
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is April (12mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity in December - Viola, KS
  • Average humidity in December: 68%

The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is July (59%).

Average rainfall in December - Viola, KS
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days in December - Viola, KS
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in December - Viola, KS
  • Average snowfall in December: 0.75"

The month with the highest snowfall is February (2.13").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December - Viola, KS
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (3.4 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Viola, KS
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 6.3h

The month with the most sunshine is June (Average sunshine: 11.2h).
The month with the least sunshine is January (Average sunshine: 6.2h).

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

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is August (13.2 days).

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

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in December - Viola, KS
  • Average cloud cover in December: 30

The month with the most cloud cover is March (Cloud cover 37).
Months with the least cloud cover are June and August (Cloud cover 20).

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

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