Altus
Oklahoma, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Altus, OK

December, the first month of the winter, in Altus, is still a cool month, with average temperature ranging between min 29.5°F (-1.4°C) and max 54.3°F (12.4°C).

Temperature

In December, the average high-temperature drops, from an enjoyable 64.9°F (18.3°C) in November, to a fresh 54.3°F (12.4°C). In December, the average low-temperature is 29.5°F (-1.4°C).

Rainfall

In Altus, during December, the rain falls for 5 days and regularly aggregates up to 1.2" (29.5mm) of precipitation. In Altus, during the entire year, the rain falls for 70 days and collects up to 25.8" (654.4mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December.

Daylight

December has the shortest days of the year, with an average of 9.9h of daylight.

Sunshine

With an average of 6h of sunshine, December has the least sunshine of the year in Altus.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV radiation for average individuals.
In December, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. 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 Altus?

The average high-temperature, in December, is 54.3°F (12.4°C), while the average low-temperature is 29.5°F (-1.4°C).

How much does it rain in Altus in December?

In Altus, during December, the rain falls for 5 days and regularly aggregates up to 1.2" (29.5mm) of precipitation.

How much does it snow in Altus in December?

In Altus, in December, 0.8" (20.3mm) of snow is typically accumulated.

What is the month with the shortest days in Altus?

With an average of 9.9h of daylight, December has the shortest days of the year in Altus.

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

In December, the average length of the day in Altus, Oklahoma, is 9.9h.

What is the month with the least sunshine in Altus?

December has the least sunshine of the year in Altus, with an average of 6h of sunshine.

How long on average sun shines in December in Altus?

In December, the average sunshine in Altus is 6h.

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

With an average maximum UV index of 2, December is the month with the lowest UV index in Altus, Oklahoma.

How high is the UV index in December in Altus?

In December, the average daily maximum UV index in Altus is 2. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV radiation.
Average temperature in December - Altus, OK
  • Average high temperature in December: 54.4°F

The warmest month (with the highest average high temperature) is July (97.5°F).
The month with the lowest average high temperature is January (53.1°F).

  • Average low temperature in December: 29.4°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average rainfall in December - Altus, OK
  • Average rainfall in December: 1.2"

The wettest month (with the highest rainfall) is May (4").
The driest month (with the lowest rainfall) is January (0.9").

Average rainfall days in December - Altus, OK
  • Average rainfall days in December: 5 days

The month with the highest number of rainy days is May (8 days).
Months with the lowest number of rainy days are January and November (4 days).

Average snowfall in December - Altus, OK
  • Average snowfall in December: 0.8"

The month with the highest snowfall is January (1.8").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in December / Average sunshine in December - Altus, OK
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 6h

The month with most sunshine is July (Average sunshine: 12h).
The month with least sunshine is December (Average sunshine: 6h).

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

Months with the highest UV index are May, June, July and August (UV index 10).
The month with the lowest UV index is December (UV index 2).