December weather forecast
Dinan, MS

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Weather in December

The first month of the winter, December, is still a refreshing month in Dinan, Mississippi, with an average temperature ranging between max 59.7°F (15.4°C) and min 44.6°F (7°C).

Temperature

Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a refreshing 66.6°F (19.2°C) to a mild 59.7°F (15.4°C). An average nighttime temperature of 44.6°F (7°C) is recorded during December.

Humidity

The most humid month is December, with an average relative humidity of 81%.

Rainfall

In December, in Dinan, the rain falls for 14.2 days. Throughout December, 3.46" (88mm) of precipitation is accumulated. In Dinan, during the entire year, the rain falls for 174 days and collects up to 34.29" (871mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. The months with the most snowfall in Dinan are January and December, with an average 0.24" (6mm) of accumulated snow.

Daylight

The month with the shortest days is December, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:42 am and sunset at 4:57 pm. On the last day of December, in Dinan, sunrise is at 6:59 am and sunset at 5:08 pm CST.

Sunshine

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index in Dinan are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 3 in December suggests the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Dinan in December?

December temperatures in Dinan vary between a high-temperature of 59.7°F (15.4°C) and a low-temperature of 44.6°F (7°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in September is estimated at 102.2°F (39°C).

What is the most humid month in Dinan?

December is the most humid month in Dinan, with an average relative humidity of 81%.

What is the average humidity in December in Dinan?

The average relative humidity in December in Dinan is 81%.

How much does it rain in Dinan in December?

In December, in Dinan, Mississippi, the rain falls for 14.2 days. Throughout December, 3.46" (88mm) of precipitation is accumulated.

When does it snow the most in Dinan?

The months with the most snowfall in Dinan, Mississippi, are January and December, with an average 0.24" (6mm) of accumulated snow.

When does it start snowing in Dinan?

December is the first month it typically snows in Dinan. Throughout December, in the average 0.3 snowfall days, it receives 0.24" (6mm) of snow.

What is the month with the shortest days in Dinan?

December has the shortest days of the year in Dinan, with an average of 10h and 12min of daylight.

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

In Dinan, Mississippi, the average day length in December is 10h and 10min.

When is the sunrise / sunset in December in Dinan?

In December, on the first day of the month, sunrise is at 6:42 am and sunset at 4:57 pm. On the last day of the month, in Dinan, Mississippi, sunrise is at 6:59 am and sunset at 5:08 pm CST.

What are the months with the least sunshine in Dinan?

The months with the least sunshine in Dinan, Mississippi, are February and December, with an average of 4.8h of sunshine.

How many hours of sunshine does Dinan have in December?

The average sunshine duration in December in Dinan is 4.8h.

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

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

How high is the UV index in December in Dinan?

The average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Dinan, MS

Average temperature in December - Dinan, MS
  • Average high temperature in December: 59.7°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in December: 44.6°F

The months with the highest average low temperature are July and August (72.7°F).
The coldest month (with the lowest average low temperature) is January (40.3°F).

Average pressure in December
Dinan, MS

Average pressure in December - Dinan, MS
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in December
Dinan, MS

Average wind speed in December - Dinan, MS
  • Average wind speed in December: 6.5mph

The windiest months (with the highest average wind speed) are February and April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

Average humidity in December
Dinan, MS

Average humidity in December - Dinan, MS
  • Average humidity in December: 81%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Dinan, MS

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

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in December
Dinan, MS

Average rainfall days in December - Dinan, MS
  • Average rainfall days in December: 14.2 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in December
Dinan, MS

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

The months with the highest snowfall are January and December (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Dinan, MS

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

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

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

Average daylight in December / Average sunshine in December - Dinan, MS
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in December
Dinan, MS

Average sunshine days in December - Dinan, MS
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (8.5 days).

Average UV index in December
Dinan, MS

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

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 3).

Average cloud cover in December
Dinan, MS

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

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in December
Dinan, MS

Average visibility in December - Dinan, MS
  • Average visibility in December: 5mi

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

Dinan, Mississippi, USA

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