December weather forecast
Smithville, OK

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Weather in December

The first month of the winter, December, is also a fresh month in Smithville, Oklahoma, with an average temperature ranging between min 35.1°F (1.7°C) and max 50.5°F (10.3°C).

Temperature

The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's mild 58.6°F (14.8°C) to a cool 50.5°F (10.3°C). Smithville registers a consistent average low-temperature of 35.1°F (1.7°C) during December.

Humidity

In December, the average relative humidity in Smithville is 78%.

Rainfall

In Smithville, in December, during 10.5 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. In Smithville, during the entire year, the rain falls for 164 days and collects up to 40.12" (1019mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Smithville, in December, during 1.5 snowfall days, 0.79" (20mm) of snow is typically accumulated. In Smithville, during the entire year, snow falls for 6.9 days and aggregates up to 2.72" (69mm) of snow.

Daylight

December has the shortest days of the year in Smithville, with an average of 9h and 54min of daylight.
On the first day of December in Smithville, sunrise is at 7:07 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:18 pm CST.

Sunshine

December has the least sunshine of the year in Smithville, with an average of 5.1h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the average December temperature in Smithville?

An average high-temperature, in December, in Smithville, is 50.5°F (10.3°C) and the average low-temperature is 35.1°F (1.7°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 89.6°F (32°C).

What is the average humidity in December in Smithville?

In Smithville, the average relative humidity in December is 78%.

How much does it rain in Smithville in December?

In Smithville, Oklahoma, during December, the rain falls for 10.5 days and regularly aggregates up to 3.03" (77mm) of precipitation.

How many days does it snow in December in Smithville?

In Smithville, Oklahoma, during December, snow falls for 1.5 days and regularly aggregates up to 0.79" (20mm) of snow.

What is the month with the shortest days in Smithville?

December has the shortest days of the year in Smithville, with an average of 9h and 54min of daylight.

How many hours of daylight does Smithville have in December?

The average day length in December in Smithville is 9h and 54min.

When are sunrise and sunset in December in Smithville?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 5:08 pm. On the last day of the month, in Smithville, sunrise is at 7:25 am and sunset at 5:18 pm CST.

What is the month with the least sunshine in Smithville?

December has the least sunshine of the year in Smithville, Oklahoma, with an average of 5.1h of sunshine.

How many hours of sunshine does Smithville have in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index in Smithville?

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

What is the UV index intensity in December in Smithville?

The average daily maximum UV index in December in Smithville, Oklahoma, is 2. A UV Index estimate of 2, and below, represents a low health risk from 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
Smithville, OK

Average temperature in December - Smithville, OK
  • Average high temperature in December: 50.5°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (48.2°F).

  • Average low temperature in December: 35.1°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

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Average pressure in December
Smithville, OK

Average pressure in December - Smithville, OK
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Smithville, OK

Average wind speed in December - Smithville, OK
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Smithville, OK

Average humidity in December - Smithville, OK
  • Average humidity in December: 78%

The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in December
Smithville, OK

Average rainfall in December - Smithville, OK
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is May (5.08").
The driest month (with the least rainfall) is January (2.28").

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Average rainfall days in December
Smithville, OK

Average rainfall days in December - Smithville, OK
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in December
Smithville, OK

Average snowfall in December - Smithville, OK
  • Average snowfall in December: 0.79"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Smithville, OK

Average snowfall days in December - Smithville, OK
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

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

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

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Smithville, OK

Average sunshine days in December - Smithville, OK
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (9.7 days).

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Average UV index in December
Smithville, OK

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

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Smithville, OK

Average cloud cover in December - Smithville, OK
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, August and September (Cloud cover 29).

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Average visibility in December
Smithville, OK

Average visibility in December - Smithville, OK
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May and December (5mi).

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Smithville, Oklahoma, USA

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