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The weather in December in Jacksonville Beach

It's pleasantly warm in December in Jacksonville Beach with an average temperature of 21°C. Temperatures this month range from a low of 18°C to a high of 23°C. At night, you can expect temperatures between 10°C and 15°C.

Looking for sun? December isn’t a good month to be in Jacksonville Beach. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Jacksonville Beach, Florida. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 29°C in 2015, Jacksonville Beach reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 5°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -3°C to a highest value of 22°C.

Rainfall amount

In December, there is an average of 140 mm of precipitation, spread over 15 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in December for Jacksonville Beach

Click on any day in December to get detailed info about the usual weather on that day in Jacksonville Beach. Check out the historical temperatures and precipitation over the past 10 years on this day.

December weather comparison

  Jacksonville Beach New York
Average temperature 21°C 9°C
Max. temperature 23°C 12°C
Min. temperature 10°C -5°C
Total precipitation 140 mm 133 mm
Rainy days 15 days 17 days

Start of December

The month of December starts in Jacksonville Beach with mild temps, averaging around 21°C during the day and nights around 12°C.

Mid December

By mid-December, daytime temps stay steady at around 21°C, with nights around 13°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of December

By the end of December, the average daytime temperature in Jacksonville Beach is around 21°C, while nighttime temps are about 12°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable trips to Jacksonville Beach

UV index

The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

The hurricane season in Jacksonville Beach runs from June to November.

Check out the climate of Jacksonville Beach for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in December in Jacksonville Beach, Florida. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Jacksonville Beach

Temperature in December in Jacksonville Beach over the years

Precipitation charts

These charts show the average amount of precipitation in December in Jacksonville Beach, Florida. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in December in Jacksonville Beach

Total precipitation in December in Jacksonville Beach over the years

Daily UV index in December in Jacksonville Beach

This chart shows the average daily UV index in December in Jacksonville Beach, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in December in Jacksonville Beach

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Average weather in Jacksonville Beach by month

Click on a month below to see detailed weather info for Jacksonville Beach. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.