December weather forecast
Sunflower, MS

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Weather in December

December, the first month of the winter in Sunflower, is also a fresh month, with an average temperature ranging between min 41.9°F (5.5°C) and max 54.9°F (12.7°C).

Temperature

The average high-temperature slightly decreases in December, shifting from a comfortable 62.4°F (16.9°C) in November to a cool 54.9°F (12.7°C). Sunflower's average low-temperature during December nights is observed to be a cold 41.9°F (5.5°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Sunflower, in December, during 8.5 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, there are 104.6 rainfall days, and 10.51" (267mm) of precipitation is accumulated.

Snowfall

March through December are months without snowfall.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:48 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:06 am and sunset at 5:04 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 3 in December leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

In December, the average high-temperature and low-temperature in Sunflower are 54.9°F (12.7°C) and 41.9°F (5.5°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in September is calculated to be 96.8°F (36°C).

What is the average humidity in December?

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

How many days does it rain in December?

In Sunflower, in December, during 8.5 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow?

March through December are months without snowfall.

Does it snow in December?

In Sunflower, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 0min of daylight.

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

In December, the average day length is 9h and 58min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:48 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:04 pm CST.

How many hours of sunshine does Sunflower have in December?

The average sunshine duration in December is 4.9h.

What are the months with the lowest UV index?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the UV index reading in December?

In Sunflower, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sunflower, MS

Average temperature in December - Sunflower, MS
  • Average high temperature in December: 54.9°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (51.8°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).

Average pressure in December
Sunflower, MS

Average pressure in December - Sunflower, MS
  • 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 (29.96"Hg).

Average wind speed in December
Sunflower, MS

Average wind speed in December - Sunflower, MS
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in December
Sunflower, MS

Average humidity in December - Sunflower, MS
  • Average humidity in December: 78%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is October (67%).

Average rainfall in December
Sunflower, MS

Average rainfall in December - Sunflower, MS
  • Average rainfall in December: 0.87"

The wettest months (with the highest rainfall) are February, April and July (1.1").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in December
Sunflower, MS

Average rainfall days in December - Sunflower, MS
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is July (10.9 days).
The month with the least rainy days is November (5.7 days).

Average snowfall in December
Sunflower, MS

Average snowfall in December - Sunflower, MS
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Sunflower, MS

Average snowfall days in December - Sunflower, MS
  • Average snowfall days in December: 0.3 days

The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Sunflower, MS

Average daylight in December / Average sunshine in December - Sunflower, MS
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Sunflower, MS

Average sunshine days in December - Sunflower, MS
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (15.8 days).

Average UV index in December
Sunflower, MS

Average UV index in December - Sunflower, MS
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in December
Sunflower, MS

Average cloud cover in December - Sunflower, MS
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in December
Sunflower, MS

Average visibility in December - Sunflower, MS
  • 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).

Sunflower, Mississippi, USA

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