December weather forecast
Grove, OK

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Weather in December

December wraps up the year with the fullest expression of winter. Temperatures drop to their second lowest averages for the year, following only behind January. Rainfall days decrease from November's count, but slight snowfall is observed once again. Despite shorter daylight hours, a decrease in cloud coverage leads to brighter days. This combined with longer nights makes Grove feel quintessentially wintery, defining the end of the year weather patterns.

Temperature

The shift from November to December in Grove corresponds with a decrease in the average high-temperature, down to a frosty 46.9°F (8.3°C) from a mild 57.4°F (14.1°C). The average temperature drops to an icy 32.5°F (0.3°C) during the night in the month of December.

Humidity

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

Rainfall

In Grove, in December, it is raining for 7.5 days, with typically 1.81" (46mm) of accumulated precipitation. In Grove, during the entire year, the rain falls for 143.6 days and collects up to 32.52" (826mm) of precipitation.

Snowfall

Months with snowfall in Grove are January through March, May, November and December. In Grove, in December, snow falls for 2.2 days, with typically accumulated 0.47" (12mm) of snow. In Grove, during the entire year, snow falls for 10.7 days and aggregates up to 3.9" (99mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of December in Grove, sunrise is at 7:13 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:13 pm CST.

Sunshine

In Grove, the average sunshine in December is 5.6h.

UV index

The months with the lowest UV index in Grove are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. It's recommended to limit sun exposure when its radiation is at its peak during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the usual temperature for Grove in December?

In Grove, in December, the average high-temperature is 46.9°F (8.3°C), and the average low-temperature is 32.5°F (0.3°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in December in Grove?

The average relative humidity in December in Grove is 73%.

How much does it rain in Grove in December?

In December, the rain falls for 7.5 days. Throughout December, 1.81" (46mm) of precipitation is accumulated.

How much does it snow in Grove in December?

In Grove, Oklahoma, in December, snow falls for 2.2 days, with typically accumulated 0.47" (12mm) of snow.

What is the month with the shortest days in Grove?

December has the shortest days of the year in Grove, with an average of 9h and 42min of daylight.

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

In December, the average day length in Grove, Oklahoma, is 9h and 43min.

What time are sunrise and sunset in December in Grove?

On the first day of December, sunrise is at 7:13 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:13 pm CST.

How long on average sun shines in December in Grove?

In December, the average sunshine duration in Grove, Oklahoma, is 5.6h.

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

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Grove.

What is the UV index reading in December in Grove?

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 UV radiation.
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
Grove, OK

Average temperature in December - Grove, OK
  • Average high temperature in December: 46.9°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 (44.4°F).

  • Average low temperature in December: 32.5°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in December
Grove, OK

Average pressure in December - Grove, OK
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Grove, OK

Average wind speed in December - Grove, OK
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity in December
Grove, OK

Average humidity in December - Grove, OK
  • Average humidity in December: 73%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are August and October (70%).

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Average rainfall in December
Grove, OK

Average rainfall in December - Grove, OK
  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is May (4.96").
The driest month (with the least rainfall) is February (1.65").

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Average rainfall days in December
Grove, OK

Average rainfall days in December - Grove, OK
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is December (7.5 days).

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Average snowfall in December
Grove, OK

Average snowfall in December - Grove, OK
  • Average snowfall in December: 0.47"

The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in December
Grove, OK

Average snowfall days in December - Grove, OK
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Grove, OK
  • Average daylight in December: 9h and 4min

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 42min).

  • Average sunshine in December: 5h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

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Average sunshine days in December
Grove, OK

Average sunshine days in December - Grove, OK
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is April (12.9 days).

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Average UV index in December
Grove, OK

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in December
Grove, OK

Average cloud cover in December - Grove, OK
  • Average cloud cover in December: 39

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in December
Grove, OK

Average visibility in December - Grove, 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).

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Grove, Oklahoma, USA

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