December weather forecast
Graves, MS

Share

Weather in December

The first month of the winter, December, is also a fresh month in Graves, Mississippi, with an average temperature ranging between max 52.2°F (11.2°C) and min 38.5°F (3.6°C).

Temperature

Graves in December experiences a gentle temperature dip, with average high-temperatures reducing from a refreshing 59.9°F (15.5°C) in November to a cool 52.2°F (11.2°C). In Graves, the December nights cool down to an average low of 38.5°F (3.6°C).

Humidity

March and December, with an average relative humidity of 80%, are the most humid months.

Rainfall

In December, the rain falls for 13.5 days. Throughout December, 3.46" (88mm) of precipitation is accumulated. Throughout the year, there are 165 rainfall days, and 39.29" (998mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Graves, in December, snow falls for 0.7 days, with typically accumulated 0.24" (6mm) of snow. Throughout the year, there are 5.3 snowfall days, and 1.34" (34mm) of snow is accumulated.

Daylight

The month with the shortest days in Graves is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:43 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 4:55 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

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 vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

What is the temperature in December?

In December, the average high-temperature and low-temperature are 52.2°F (11.2°C) and 38.5°F (3.6°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 93.2°F (34°C).

What are the most humid months?

March and December, with an average relative humidity of 80%, are most humid months.

What is the average humidity in December?

In Graves, the average relative humidity in December is 80%.

How much does it rain in December?

In Graves, in December, it is raining for 13.5 days, with typically 3.46" (88mm) of accumulated precipitation.

How many days does it snow in December?

In Graves, in December, snow falls for 0.7 days, with typically accumulated 0.24" (6mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Graves is December, with an average of 9h and 54min of daylight.

What is the average length of the day in December?

In Graves, the average day length in December is 9h and 54min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:43 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 4:55 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.7h.

When is the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat 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
Graves, MS

Average temperature in December - Graves, MS
  • Average high temperature in December: 52.2°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 (48.7°F).

  • Average low temperature in December: 38.5°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 (34°F).

Average pressure in December
Graves, MS

Average pressure in December - Graves, 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
Graves, MS

Average wind speed in December - Graves, MS
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in December
Graves, MS

Average humidity in December - Graves, MS
  • Average humidity in December: 80%

The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Graves, MS

Average rainfall in December - Graves, MS
  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is February (4.29").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days in December
Graves, MS

Average rainfall days in December - Graves, MS
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in December
Graves, MS

Average snowfall in December - Graves, MS
  • Average snowfall in December: 0.24"

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Graves, MS

Average snowfall days in December - Graves, MS
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is February (1.8 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
Graves, MS

Average daylight in December / Average sunshine in December - Graves, MS
  • 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: 4h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Graves, MS

Average sunshine days in December - Graves, MS
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in December
Graves, MS

Average UV index in December - Graves, MS
  • Average UV index in December: 2

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

Average cloud cover in December
Graves, MS

Average cloud cover in December - Graves, MS
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in December
Graves, MS

Average visibility in December - Graves, MS
  • Average visibility in December: 6mi

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

Graves, Mississippi, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location