December weather forecast
Jalapa, TN

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Weather in December

The first month of the winter, December, is also a fresh month in Jalapa, Tennessee, with an average temperature ranging between min 36°F (2.2°C) and max 50.4°F (10.2°C).

Temperature

In Jalapa, entering December brings a subtle temperature decrement, reducing from November's mild 57.6°F (14.2°C) to a fresh 50.4°F (10.2°C). During December, Jalapa sees a mean low-temperature of 36°F (2.2°C).

Humidity

With an average relative humidity of 79%, December is the most humid month.

Rainfall

In Jalapa, Tennessee, during December, the rain falls for 13.4 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Jalapa, Tennessee, during the entire year, the rain falls for 170.1 days and collects up to 33.23" (844mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Jalapa. In December, it is snowing for 2.3 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, there are 14.2 snowfall days, and 2.36" (60mm) of snow is accumulated.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year in Jalapa.
On the first day of the month, sunrise is at 7:28 am and sunset at 5:25 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:35 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.1h of sunshine.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the temperatures in Jalapa in December?

In December, in Jalapa, the average high-temperature is 50.4°F (10.2°C), and the average low-temperature is 36°F (2.2°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 86°F (30°C).

What is the most humid month in Jalapa?

With an average relative humidity of 79%, December is the most humid month in Jalapa.

What is the average humidity in December in Jalapa?

In December, the average relative humidity in Jalapa is 79%.

How many days does it rain in December in Jalapa?

In Jalapa, in December, during 13.4 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

How much does it snow in Jalapa in December?

In Jalapa, Tennessee, in December, during 2.3 snowfall days, 0.39" (10mm) of snow is typically accumulated.

What is the month with the shortest days in Jalapa?

The month with the shortest days in Jalapa is December, with an average of 9h and 48min of daylight.

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

In December, the average day length in Jalapa is 9h and 49min.

When are sunrise and sunset in December in Jalapa?

On the first day of December in Jalapa, Tennessee, sunrise is at 7:28 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:35 pm EST.

What are the months with the least sunshine in Jalapa?

January and December, with an average of 5.1h of sunshine, are months with the least sunshine in Jalapa, Tennessee.

How long on average sun shines in December in Jalapa?

In Jalapa, the average sunshine duration in December is 5.1h.

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

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Jalapa, Tennessee.

What is the UV index reading in December in Jalapa?

In Jalapa, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe 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
Jalapa, TN

Average temperature in December - Jalapa, TN
  • Average high temperature in December: 50.4°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in December: 36°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in December
Jalapa, TN

Average pressure in December - Jalapa, TN
  • Average pressure in December: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Jalapa, TN

Average wind speed in December - Jalapa, TN
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in December
Jalapa, TN

Average humidity in December - Jalapa, TN
  • Average humidity in December: 79%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are August, October and November (75%).

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Average rainfall in December
Jalapa, TN

Average rainfall in December - Jalapa, TN
  • Average rainfall in December: 2.99"

The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (1.89").

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Average rainfall days in December
Jalapa, TN

Average rainfall days in December - Jalapa, TN
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in December
Jalapa, TN

Average snowfall in December - Jalapa, TN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Jalapa, TN

Average snowfall days in December - Jalapa, TN
  • Average snowfall days in December: 2.3 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Jalapa, TN

Average daylight in December / Average sunshine in December - Jalapa, TN
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Jalapa, TN

Average sunshine days in December - Jalapa, TN
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in December
Jalapa, TN

Average UV index in December - Jalapa, TN
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in December
Jalapa, TN

Average cloud cover in December - Jalapa, TN
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in December
Jalapa, TN

Average visibility in December - Jalapa, TN
  • Average visibility in December: 5mi

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

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Jalapa, Tennessee, USA

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