December weather forecast
Butler, OK

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Weather in December

December, the first month of the winter in Butler, is also a frosty month, with temperature in the range of an average low of 32.2°F (0.1°C) and an average high of 49.3°F (9.6°C).

Temperature

Butler's coldest month, December, generally records average temperatures ranging from a high of 49.3°F (9.6°C) to a low of 32.2°F (0.1°C).

Humidity

The average relative humidity in December is 61%.

Rainfall

In Butler, during December, the rain falls for 3.8 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Butler, during the entire year, the rain falls for 98.4 days and collects up to 18.78" (477mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In December, it is snowing for 1.8 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Butler, during the entire year, snow falls for 8.6 days and aggregates up to 4.37" (111mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:28 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:33 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 6.5h of sunshine.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

What is the coldest month?

Butler's December weather, marked by an average high temperature of 49.3°F (9.6°C) and an average low temperature of 32.2°F (0.1°C), is the coldest in the year.

What are the temperatures in December?

In Butler, in December, the average high-temperature is 49.3°F (9.6°C), and the average low-temperature is 32.2°F (0.1°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 61%.

How many days does it rain in December in Butler?

In Butler, in December, it is raining for 3.8 days, with typically 0.71" (18mm) of accumulated precipitation.

How much does it snow in December?

In December, it is snowing for 1.8 days. Throughout December, 0.39" (10mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 48min of daylight.

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

In Butler, the average day length in December is 9h and 47min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:33 pm CST.

What is the month with the least sunshine?

The month with the least sunshine in Butler is December, with an average of 6.5h of sunshine.

How many hours of sunshine does Butler have in December?

The average sunshine duration in December is 6.5h.

When is the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 2.

What is the UV index intensity in December?

In Butler, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Butler, OK

Average temperature in December - Butler, OK
  • Average high temperature in December: 49.3°F

The warmest month (with the highest average high temperature) is July (94.8°F).
The month with the lowest average high temperature is December (49.3°F).

  • Average low temperature in December: 32.2°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

Average pressure in December
Butler, OK

Average pressure in December - Butler, OK
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Butler, OK

Average wind speed in December - Butler, OK
  • Average wind speed in December: 10.7mph

The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

Average humidity in December
Butler, OK

Average humidity in December - Butler, OK
  • Average humidity in December: 61%

The month with the highest relative humidity is May (62%).
The month with the lowest relative humidity is August (51%).

Average rainfall in December
Butler, OK

Average rainfall in December - Butler, OK
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is May (3.11").
The driest months (with the least rainfall) are January and February (0.67").

Average rainfall days in December
Butler, OK

Average rainfall days in December - Butler, OK
  • Average rainfall days in December: 3.8 days

The month with the highest number of rainy days is May (12.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in December
Butler, OK

Average snowfall in December - Butler, OK
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Butler, OK

Average snowfall days in December - Butler, OK
  • Average snowfall days in December: 1.8 days

The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Butler, OK

Average daylight in December / Average sunshine in December - Butler, OK
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 6h and 3min

The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in December
Butler, OK

Average sunshine days in December - Butler, OK
  • Average sunshine days in December: 24.9 days

The month with the most sunshine days is January (26.4 days).
The month with the least sunshine days is August (15.1 days).

Average UV index in December
Butler, OK

Average UV index in December - Butler, OK
  • Average UV index in December: 2

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

Average cloud cover in December
Butler, OK

Average cloud cover in December - Butler, OK
  • Average cloud cover in December: 25

The months with the most cloud cover are March and April (Cloud cover 30).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in December
Butler, OK

Average visibility in December - Butler, OK
  • 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).

Butler, Oklahoma, USA

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