December weather forecast
Gary, FL

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Weather in December

The first month of the winter, December, is also an agreeable month in Gary, Florida, with an average temperature fluctuating between 58.1°F (14.5°C) and 72°F (22.2°C).

Temperature

The arrival of December sees a recorded average high-temperature of a pleasant 72°F (22.2°C), showing little divergence from the previous month's conditions. An average low-temperature of 58.1°F (14.5°C) is observed during December nights in Gary.

Humidity

December is the most humid month in Gary, with an average relative humidity of 75%.

Rainfall

In Gary, during December, the rain falls for 8.8 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Gary, during the entire year, the rain falls for 178.2 days and collects up to 32.87" (835mm) of precipitation.

Daylight

The month with the shortest days in Gary is December, with an average of 10h and 24min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 5:33 pm. On the last day of December, sunrise is at 7:20 am and sunset at 5:45 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 6.3h of sunshine.

UV index

In Gary, the average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in December interprets into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the usual temperature for Gary in December?

Gary in December has an average high-temperature of 72°F (22.2°C) and an average low-temperature of 58.1°F (14.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in October is appraised at 89.6°F (32°C).

What is the most humid month in Gary?

The most humid month is December, with an average relative humidity of 75%.

What is the average humidity in December in Gary?

In December, the average relative humidity in Gary, Florida, is 75%.

How many days does it rain in December in Gary?

In Gary, Florida, during December, the rain falls for 8.8 days and regularly aggregates up to 1.69" (43mm) of precipitation.

What is the month with the shortest days in Gary?

The month with the shortest days is December, with an average of 10h and 24min of daylight.

How many hours of daylight does Gary have in December?

In December, the average day length in Gary, Florida, is 10h and 25min.

When is the sunrise / sunset in December in Gary?

On the first day of December, sunrise is at 7:04 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:45 pm EST.

What is the month with the least sunshine in Gary?

December has the least sunshine of the year in Gary, Florida, with an average of 6.3h of sunshine.

How long on average sun shines in December in Gary?

In December, the average sunshine duration in Gary, Florida, is 6.3h.

What is the UV index reading in December in Gary?

In Gary, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Gary, FL

Average temperature in December - Gary, FL
  • Average high temperature in December: 72°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in December: 58.1°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

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Average pressure in December
Gary, FL

Average pressure in December - Gary, FL
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

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Average wind speed in December
Gary, FL

Average wind speed in December - Gary, FL
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in December
Gary, FL

Average humidity in December - Gary, FL
  • Average humidity in December: 75%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in December
Gary, FL

Average rainfall in December - Gary, FL
  • Average rainfall in December: 1.69"

The wettest month (with the highest rainfall) is July (5.67").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in December
Gary, FL

Average rainfall days in December - Gary, FL
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is November (8.2 days).

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Average daylight in December /
Average sunshine in December
Gary, FL

Average daylight in December / Average sunshine in December - Gary, FL
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in December
Gary, FL

Average sunshine days in December - Gary, FL
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is November (20.3 days).
The months with the least sunshine days are July and August (4.3 days).

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Average UV index in December
Gary, FL

Average UV index in December - Gary, FL
  • Average UV index in December: 5

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average cloud cover in December
Gary, FL

Average cloud cover in December - Gary, FL
  • Average cloud cover in December: 33

The months with the most cloud cover are January and December (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 24).

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Average visibility in December
Gary, FL

Average visibility in December - Gary, FL
  • 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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Gary, Florida, USA

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