December weather forecast
Dover, OK

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Weather in December

December, the first month of the winter in Dover, is also a frosty month, with an average temperature fluctuating between 32.4°F (0.2°C) and 49.1°F (9.5°C).

Temperature

As December commences, the average high-temperature shows a reduction, transitioning from a moderate 59.2°F (15.1°C) in November to a frosty 49.1°F (9.5°C). In Dover, December is marked by an average low-temperature of 32.4°F (0.2°C).

Humidity

In December, the average relative humidity is 66%.

Rainfall

The month with the least rainfall is December, when the rain falls for 5.2 days and typically collects 0.71" (18mm) of precipitation.

Snowfall

January through March, October through December are months with snowfall in Dover, Oklahoma. In December, it is snowing for 1.1 days. Throughout December, 0.2" (5mm) of snow is accumulated. Throughout the year, there are 6.6 snowfall days, and 2.28" (58mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:24 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:27 pm CST.

Sunshine

With an average of 6.2h of sunshine, December has the least sunshine of the year.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Dover in December?

In December, the average high-temperature and low-temperature are 49.1°F (9.5°C) and 32.4°F (0.2°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in December?

In Dover, the average relative humidity in December is 66%.

What is the driest month?

The month with the least rainfall is December, when the rain falls for 5.2 days and typically collects 0.71" (18mm) of precipitation.

How many days does it rain in December?

In December, the rain falls for 5.2 days. Throughout December, 0.71" (18mm) of precipitation is accumulated.

How many days does it snow in December?

In Dover, in December, snow falls for 1.1 days, with typically accumulated 0.2" (5mm) of snow.

What is the month with the shortest days?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Dover, the average day length in December is 9h and 46min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:27 pm CST.

What is the month with the least sunshine?

With an average of 6.2h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

In Dover, the average sunshine duration in December is 6.2h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Dover, OK

Average temperature in December - Dover, OK
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (95.4°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in December
Dover, OK

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in December
Dover, OK

Average wind speed in December - Dover, OK
  • Average wind speed in December: 10mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

Average humidity in December
Dover, OK

Average humidity in December - Dover, OK
  • Average humidity in December: 66%

The month with the highest relative humidity is May (69%).
The month with the lowest relative humidity is August (56%).

Average rainfall in December
Dover, OK

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

The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is December (0.71").

Average rainfall days in December
Dover, OK

Average rainfall days in December - Dover, OK
  • Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in December
Dover, OK

Average snowfall in December - Dover, OK
  • Average snowfall in December: 0.2"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
Dover, OK

Average snowfall days in December - Dover, OK
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (2.4 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
Dover, OK

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 6h and 1min

The months with the most sunshine are June and July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in December
Dover, OK

Average sunshine days in December - Dover, OK
  • Average sunshine days in December: 23.8 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is April (15.8 days).

Average UV index in December
Dover, OK

Average UV index in December - Dover, 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
Dover, OK

Average cloud cover in December - Dover, OK
  • Average cloud cover in December: 29

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is June (Cloud cover 18).

Average visibility in December
Dover, OK

Average visibility in December - Dover, 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).

Dover, Oklahoma, USA

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