December weather forecast and climate
Oskaloosa, KS

December, the first month of the winter, in Oskaloosa, is also a wintry month, with average temperature varying between 27.1°F (-2.7°C) and 41°F (5°C).

Temperature

In Oskaloosa, the average high-temperature drops, from a cool 52.9°F (11.6°C) in November, to a wintry 41°F (5°C). In December, the average low-temperature is 27.1°F (-2.7°C).

Humidity

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

Rainfall

In Oskaloosa, Kansas, in December, during 5.3 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. Throughout the year, in Oskaloosa, there are 131.2 rainfall days, and 25.47" (647mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Oskaloosa, during December, snow falls for 3 days and regularly aggregates up to 0.91" (23mm) of snow. In Oskaloosa, during the entire year, snow falls for 16.2 days, and aggregates up to 7.01" (178mm) of snow.

Daylight

With an average of 9.5h of daylight, December has the shortest days of the year in Oskaloosa.

Sunshine

In December, the average sunshine in Oskaloosa is 5.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Oskaloosa. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Oskaloosa?

In December, in Oskaloosa, Kansas, the average high-temperature is 41°F (5°C), and the average low-temperature is 27.1°F (-2.7°C).

What is the average humidity in December in Oskaloosa?

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

How many days does it rain in December in Oskaloosa?

In Oskaloosa, during December, the rain falls for 5.3 days and regularly aggregates up to 1.06" (27mm) of precipitation.

How much does it snow in Oskaloosa in December?

In Oskaloosa, Kansas, during December, snow falls for 3 days and regularly aggregates up to 0.91" (23mm) of snow.

What is the month with the shortest days in Oskaloosa?

The month with the shortest days in Oskaloosa is December, with an average of 9.5h of daylight.

How many hours of daylight does Oskaloosa have in December?

In December, the average length of the day in Oskaloosa is 9.5h.

How many hours of sunshine does Oskaloosa have in December?

In December, the average sunshine in Oskaloosa is 5.5h.

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

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

What is the UV index reading in December in Oskaloosa?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Oskaloosa, KS
  • Average high temperature in December: 41°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.88").

Average wind speed in December - Oskaloosa, KS
  • Average wind speed in December: 9.4mph

The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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

The month with the highest relative humidity is May (79%).
Months with the lowest relative humidity are October and November (69%).

Average rainfall in December - Oskaloosa, KS
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in December - Oskaloosa, KS
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in December - Oskaloosa, KS
  • Average snowfall in December: 0.91"

The month with the highest snowfall is February (2.64").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December - Oskaloosa, KS
  • Average snowfall days in December: 3 days

The month with the highest number of snowfall days is February (5 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Oskaloosa, KS
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 5.5h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 5.2h).

Average sunshine days in December - Oskaloosa, KS
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is May (12.5 days).

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

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

Average cloud cover in December - Oskaloosa, 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 - Oskaloosa, 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).