December weather forecast
Morris, MS

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Weather in December

The first month of the winter, December, is still a refreshing month in Morris, Mississippi, with an average temperature fluctuating between 59.5°F (15.3°C) and 43.7°F (6.5°C).

Temperature

In Morris, the average high-temperature in December gently drops from a refreshing 66.4°F (19.1°C) in November to a moderate 59.5°F (15.3°C). Throughout December, Morris records an average temperature of 43.7°F (6.5°C) at night.

Humidity

With an average relative humidity of 81%, December is the most humid month.

Rainfall

In Morris, Mississippi, during December, the rain falls for 13.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Morris, during the entire year, the rain falls for 159.8 days and collects up to 22.56" (573mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the month with the most snowfall. Snow falls for 0.4 days and accumulates 0.31" (8mm) of snow.

Daylight

The month with the shortest days in Morris is December, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 6:40 am and sunset at 4:55 pm. On the last day of December, sunrise is at 6:57 am and sunset at 5:06 pm CST.

Sunshine

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the UV index of 3 transforms into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

What is the usual temperature for Morris in December?

December temperatures vary between a high-temperature of 59.5°F (15.3°C) and a low-temperature of 43.7°F (6.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 102.2°F (39°C).

What is the most humid month?

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

What is the average humidity in December?

In Morris, the average relative humidity in December is 81%.

How much does it rain in December?

In Morris, in December, it is raining for 13.5 days, with typically 2.28" (58mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 0.31" (8mm) of snow.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.31" (8mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

How many hours of daylight does Morris have in December?

In December, the average day length is 10h and 8min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:40 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:06 pm CST.

What are the months with the least sunshine?

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

In Morris, the average sunshine duration in December is 4.9h.

When is 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 intensity in December?

In Morris, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Morris, MS

Average temperature in December - Morris, MS
  • Average high temperature in December: 59.5°F

The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in December: 43.7°F

The month with the highest average low temperature is August (72.5°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

Average pressure in December
Morris, MS

Average pressure in December - Morris, 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
Morris, MS

Average wind speed in December - Morris, MS
  • Average wind speed in December: 6.6mph

The windiest months (with the highest average wind speed) are January, February and April (6.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Morris, MS

Average humidity in December - Morris, 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
Morris, MS

Average rainfall in December - Morris, MS
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is November (1.14").

Average rainfall days in December
Morris, MS

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

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in December
Morris, MS

Average snowfall in December - Morris, MS
  • Average snowfall in December: 0.31"

The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Morris, MS

Average snowfall days in December - Morris, MS
  • Average snowfall days in December: 0.4 days

The months with the highest number of snowfall days are January and December (0.4 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
Morris, MS

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

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

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in December
Morris, MS

Average sunshine days in December - Morris, MS
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (7.3 days).

Average UV index in December
Morris, MS

Average UV index in December - Morris, 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
Morris, MS

Average cloud cover in December - Morris, MS
  • Average cloud cover in December: 49

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in December
Morris, MS

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

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

Morris, Mississippi, USA

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