December weather forecast
Thayer, MS

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Weather in December

The first month of the winter, December, is also a moderate month in Thayer, Mississippi, with an average temperature fluctuating between 43.2°F (6.2°C) and 58.3°F (14.6°C).

Temperature

During the shift to December, a minor reduction in average high-temperature is observed, shifting from an enjoyable 65.1°F (18.4°C) in November to a moderate 58.3°F (14.6°C). Throughout December, an average low-temperature of 43.2°F (6.2°C) is experienced in Thayer.

Humidity

February and December, with an average relative humidity of 82%, are the most humid months.

Rainfall

In Thayer, in December, it is raining for 10.5 days, with typically 1.61" (41mm) of accumulated precipitation. Throughout the year, in Thayer, there are 147.1 rainfall days, and 20.31" (516mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. December is the first month it typically snows in Thayer. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. In Thayer, during the entire year, snow falls for 1.8 days and aggregates up to 0.35" (9mm) of snow.

Daylight

December has the shortest days of the year in Thayer, Mississippi, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 6:43 am and sunset at 4:58 pm. On the last day of December, in Thayer, sunrise is at 7:00 am and sunset at 5:09 pm CST.

Sunshine

The month with the least sunshine in Thayer, Mississippi, is December, with an average of 4.7h of sunshine.

UV index

The months with the lowest UV index in Thayer, Mississippi, are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the average December temperature in Thayer?

During December, Thayer experiences an average high-temperature of 58.3°F (14.6°C) and a low-temperature of 43.2°F (6.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in September is appraised at 100.4°F (38°C).

What are the most humid months in Thayer?

February and December, with an average relative humidity of 82%, are most humid months in Thayer, Mississippi.

What is the average humidity in December in Thayer?

The average relative humidity in December in Thayer, Mississippi, is 82%.

How much does it rain in Thayer in December?

In Thayer, Mississippi, in December, it is raining for 10.5 days, with typically 1.61" (41mm) of accumulated precipitation.

When does it start snowing in Thayer?

December is the first month it typically snows in Thayer, Mississippi. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days in Thayer?

With an average of 10h and 6min of daylight, December has the shortest days of the year in Thayer, Mississippi.

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

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

What time are sunrise and sunset in December in Thayer?

In December, on the first day of the month, sunrise is at 6:43 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:09 pm CST.

What is the month with the least sunshine in Thayer?

The month with the least sunshine is December, with an average of 4.7h of sunshine.

How long on average sun shines in December in Thayer?

The average sunshine duration in December is 4.7h.

What are the months with the lowest UV index in Thayer?

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

What is the UV index reading in December in Thayer?

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Thayer, MS

Average temperature in December - Thayer, MS
  • Average high temperature in December: 58.3°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.6°F).

  • Average low temperature in December: 43.2°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in December
Thayer, MS

Average pressure in December - Thayer, 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).

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Average wind speed in December
Thayer, MS

Average wind speed in December - Thayer, MS
  • Average wind speed in December: 6.7mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in December
Thayer, MS

Average humidity in December - Thayer, MS
  • Average humidity in December: 82%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Thayer, MS

Average rainfall in December - Thayer, MS
  • Average rainfall in December: 1.61"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is November (0.98").

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Average rainfall days in December
Thayer, MS

Average rainfall days in December - Thayer, MS
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is November (6.5 days).

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Average snowfall in December
Thayer, MS

Average snowfall in December - Thayer, MS
  • Average snowfall in December: 0.08"

The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Thayer, MS

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

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Thayer, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in December
Thayer, MS

Average sunshine days in December - Thayer, MS
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is August (10 days).

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Average UV index in December
Thayer, MS

Average UV index in December - Thayer, 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).

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Average cloud cover in December
Thayer, MS

Average cloud cover in December - Thayer, 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 October (Cloud cover 30).

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Average visibility in December
Thayer, MS

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

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

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Thayer, Mississippi, USA

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