December weather forecast
Largo, FL

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Weather in December

December in Largo welcomes the Winter season once again, with temperatures dropping to an average high of 70.3°F (21.3°C) and an average low of 60.6°F (15.9°C). The promise of a sunny day is less frequent in the winter months, but people still enjoy substantial sunshine. The average accumulated rainfall of 0.83" (21mm) in December represents a slight increase compared to November but remains relatively low overall. Soft breezes are common during this period, providing a refreshing contrast to the heavier winds of other months. As December draws to a close, the annual weather cycle ends, ready to begin anew with the arrival of January.

Temperature

With the transition into December, Largo notes an average high-temperature of a pleasant 70.3°F (21.3°C), closely resembling November. Largo records an average temperature drop to a moderate 60.6°F (15.9°C) in December.

Humidity

December is the most humid month in Largo, with an average relative humidity of 77%.

Rainfall

In December, the rain falls for 7.4 days. Throughout December, 0.83" (21mm) of precipitation is accumulated. In Largo, during the entire year, the rain falls for 149.9 days and collects up to 16.18" (411mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 24min of daylight.
On the first day of the month, sunrise is at 7:05 am and sunset at 5:35 pm. On the last day of December, sunrise is at 7:22 am and sunset at 5:46 pm EST.

Sunshine

With an average of 6.5h of sunshine, December has the least sunshine of the year.

UV index

In December, the average daily maximum UV index in Largo is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 5 suggests this advice:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December in Largo?

Largo in December has an average high-temperature of 70.3°F (21.3°C) and an average low-temperature of 60.6°F (15.9°C). 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, in October is estimated at 86°F (30°C).

What is the most humid month?

December is the most humid month, with an average relative humidity of 77%.

What is the average humidity in December in Largo?

In December, the average relative humidity is 77%.

How many days does it rain in December?

In Largo, in December, it is raining for 7.4 days, with typically 0.83" (21mm) of accumulated precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 24min of daylight.

What is the average length of the day in December?

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

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:05 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:46 pm EST.

What is the month with the least sunshine?

With an average of 6.5h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

In Largo, Florida, the average sunshine duration in December is 6.5h.

How high is the UV index in December?

In December, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Largo, FL

Average temperature in December - Largo, FL
  • Average high temperature in December: 70.3°F

The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is January (65.8°F).

  • Average low temperature in December: 60.6°F

The month with the highest average low temperature is August (80.6°F).
The coldest month (with the lowest average low temperature) is January (55.9°F).

Average pressure in December
Largo, FL

Average pressure in December - Largo, FL
  • Average pressure in December: 30.1"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).

Average wind speed in December
Largo, FL

Average wind speed in December - Largo, FL
  • Average wind speed in December: 9.4mph

The windiest months (with the highest average wind speed) are January and March (9.8mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in December
Largo, FL

Average humidity in December - Largo, FL
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Largo, FL

Average rainfall in December - Largo, FL
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is March (0.39").

Average rainfall days in December
Largo, FL

Average rainfall days in December - Largo, FL
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is February (6.7 days).

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

Average daylight in December / Average sunshine in December - Largo, 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 3min

The month with the most sunshine is May (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in December
Largo, FL

Average sunshine days in December - Largo, FL
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is August (5 days).

Average UV index in December
Largo, FL

Average UV index in December - Largo, 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).

Average cloud cover in December
Largo, FL

Average cloud cover in December - Largo, FL
  • Average cloud cover in December: 30

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 20).

Average visibility in December
Largo, FL

Average visibility in December - Largo, 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).

Largo, Florida, USA

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