December weather forecast
Martinez, GA

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Weather in December

December, the first month of the winter in Martinez, is still a refreshing month, with an average temperature varying between 57.2°F (14°C) and 42.8°F (6°C).

Temperature

December's arrival aligns with a minor decrease in average high-temperatures, from November's comfortable 63.5°F (17.5°C) to a mild 57.2°F (14°C). Martinez's average low-temperature for the month of December records at a frosty 42.8°F (6°C).

Humidity

With an average relative humidity of 74%, December is the most humid month.

Rainfall

The months with the most rainfall are April and December, with an average 3.31" (84mm) of precipitation.

Snowfall

Months with snowfall in Martinez are January through March and December. December is the first month it typically snows in Martinez. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Martinez, there are 1.3 snowfall days, and 0.83" (21mm) of snow is accumulated.

Daylight

The month with the shortest days in Martinez is December, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:14 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:30 pm EST.

Sunshine

With an average of 5.3h of sunshine, December has the least sunshine of the year in Martinez.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 3 in December translates into these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Martinez in December?

The high-temperature, in December, in Martinez, records 57.2°F (14°C), while the low-temperature is 42.8°F (6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 95°F (35°C).

What is the most humid month in Martinez?

With an average relative humidity of 74%, December is the most humid month in Martinez.

What is the average humidity in December in Martinez?

In Martinez, the average relative humidity in December is 74%.

What is the rainiest month in Martinez?

The wettest months in Martinez, Georgia, are April and December, with an average 3.31" (84mm) of rainfall.

How many days does it rain in December in Martinez?

In Martinez, Georgia, in December, during 11.5 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

When does it start snowing in Martinez?

December is the first month it typically snows in Martinez, Georgia. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Martinez?

December has the shortest days of the year, with an average of 10h and 0min of daylight.

How many hours of daylight does Martinez have in December?

In Martinez, the average day length in December is 9h and 58min.

When are sunrise and sunset in December in Martinez?

On the first day of December in Martinez, Georgia, sunrise is at 7:14 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:30 pm EST.

What is the month with the least sunshine in Martinez?

December has the least sunshine of the year in Martinez, with an average of 5.3h of sunshine.

How long on average sun shines in December in Martinez?

The average sunshine duration in December is 5.3h.

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

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

How high is the UV index in December in Martinez?

In December, the average daily maximum UV index in Martinez is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Martinez, GA

Average temperature in December - Martinez, GA
  • Average high temperature in December: 57.2°F

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (54°F).

  • Average low temperature in December: 42.8°F

The month with the highest average low temperature is July (74.1°F).
The coldest month (with the lowest average low temperature) is January (38.3°F).

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Average pressure in December
Martinez, GA

Average pressure in December - Martinez, GA
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Martinez, GA

Average wind speed in December - Martinez, GA
  • Average wind speed in December: 7.5mph

The windiest months (with the highest average wind speed) are February, March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in December
Martinez, GA

Average humidity in December - Martinez, GA
  • Average humidity in December: 74%

The month with the highest relative humidity is December (74%).
The month with the lowest relative humidity is July (67%).

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Average rainfall in December
Martinez, GA

Average rainfall in December - Martinez, GA
  • Average rainfall in December: 3.31"

The wettest months (with the highest rainfall) are April and December (3.31").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in December
Martinez, GA

Average rainfall days in December - Martinez, GA
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in December
Martinez, GA

Average snowfall in December - Martinez, GA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Martinez, GA

Average snowfall days in December - Martinez, GA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Martinez, GA

Average daylight in December / Average sunshine in December - Martinez, GA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in December
Martinez, GA

Average sunshine days in December - Martinez, GA
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is August (10.1 days).

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Average UV index in December
Martinez, GA

Average UV index in December - Martinez, GA
  • 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
Martinez, GA

Average cloud cover in December - Martinez, GA
  • Average cloud cover in December: 42

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in December
Martinez, GA

Average visibility in December - Martinez, GA
  • Average visibility in December: 6mi

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

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Martinez, Georgia, USA

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