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Jacksonville in December: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Jacksonville in December will be like? Take a look at our weather guide for Jacksonville, based on historical data.
Check flight prices to Jacksonville on Avionero:
December

Weather in Jacksonville in December 2024

OK Weather
Mild
☁️
Cloudy
If you plan to visit Jacksonville in December, the weather is typically alright, with an average high temperature of +68°F during the day and approximately 6 sunny days. Expect some rainy, though, as there are typically 10 rainy days in the month and around 50 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+68°F
Avg. max. temperature
+16°F
Min.
+84°F
Max.
50 mm
Total precipitation
77%
Avg. humidity
3 m/s
Avg. wind
6 ☀️
Sunny Days
14 ⛅️
Cloudy
10 🌦
Rainy
Our opinion: Jacksonville has OK weather in December.

Average temperature in Jacksonville in December

Here are the expected maximum, average and minimum temperatures in Jacksonville for December based on the historical data.
Last Year
Historical Data

Going from a maximum of +79°F during the day to a minimum of +37°F during the night, the temperature in December averages around +68°F.

The average maximum temperature goes down 39% by the end of the month, compared with the beginning of the month, from +79°F to +63°F.

Is Jacksonville warm or cold in December?

Jacksonville is typically mild in December.

Maximum temperatures go down compared to the previous month from +73°F to +68°F. The minimum temperature also goes down from +55°F to +50°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

December is one of the coolest months in Jacksonville, here is the comparison with other months:

Climate in Jacksonville in December

Jacksonville weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+73°F+68°F+64°F
Min. temperature
+28°F+16°F+10°F
Max. temperature
+91°F+84°F+84°F
Rainfall
46 mm50 mm62 mm
Wind
3 m/s3 m/s3 m/s
Humidity
78%77%74%
Air pressure
1018 HPa1019 HPa1019 HPa
Sunny days
767
Cloudy days
121413
Rainy days
111011
Snowy days
000

December weather is still as ok as in November. It’s getting colder in December. From +73°F in the day, the average maximum temperature lowers to +68°F. Prepare for more rain. Average rainfall goes from 46 mm to 50 mm. It feels drier, as humidity decreases from 78% to 77%. The average wind speed doesn’t change much during December, staying around 3 m/s. The days becoming less sunny, going from 7 sunny days in November to 6 in December.

But maybe it is worth considering traveling in January as the weather gets better.

Wind

Wind speed in Jacksonville in December based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Jacksonville is gradually increasing during December, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in Jacksonville based on historical data.
Last Year
Historical Data
Typically, there is a 32% chance of rain on an average day in December, with total rainfall of approximately 176 mm. The maximum amount of rainfall per day is around 98 mm, which is considered heavy rain. December is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how December is compared with other months in the amount of precipitation, total mm:
Jacksonville wettest month is August, where a typical day has a 65% chance of precipitation and 134 mm of rainfall per day. November, on the other hand, is the driest month with a mere 37% chance of precipitation and 46 mm of rainfall per day.

How was the weather last December in Jacksonville?

This is the weather in Jacksonville in December 2023:
1 December
☀️
+79°F
2 December
🌫️
+74°F
3 December
🌫️
+75°F
4 December
☁️
+73°F
5 December
☁️
+68°F
6 December
☀️
+62°F
7 December
☀️
+65°F
8 December
☀️
+72°F
9 December
☁️
+80°F
10 December
☀️
+78°F
11 December
☀️
+67°F
12 December
☀️
+62°F
13 December
☁️
+61°F
14 December
☁️
+66°F
15 December
☁️
+65°F
16 December
☁️
+69°F
17 December
🌫️
+68°F
18 December
☁️
+65°F
19 December
☀️
+56°F
20 December
☀️
+59°F
21 December
☀️
+64°F
22 December
☁️
+69°F
23 December
☁️
+72°F
24 December
☀️
+71°F
25 December
🌧️
+69°F
26 December
🌫️
+74°F
27 December
☀️
+68°F
28 December
☁️
+60°F
29 December
☁️
+56°F
30 December
☀️
+59°F
31 December
☀️
+62°F
In December 2023 Jacksonville had 14 sunny days, 12 cloudy days, and 1 rainy days. The average maximum temperature was +68°F, with an absolute maximum of +79°F and a minimum of +55°F. The average humidity was 79%, with a maximum of 100% and a minimum of 38%. The average wind speed was 4 m/s, with a maximum of 14 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change Over the Years

This is how Jacksonville climate has changed over the last 43 years.

The climate in Jacksonville in December has not changed that much over the last 43 years.

The average temperature was the lowest in 1983 (+75°F) and the highest in 2015 (+82°F). The driest year was 2006 with only 554 mm of rainfall, and the wettest year was 2020 with 1607 mm.

FAQ

Frequently asked questions about the weather in Jacksonville in December:

Is December a good time to visit Jacksonville?

It’s always a good time to visit Jacksonville, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Jacksonville in December?

December has mild temperatures in Jacksonville. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Jacksonville rainy in December?

Jacksonville is often rainy in December. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Jacksonville in December?

Usually, it’s not very sunny in Jacksonville in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in Jacksonville

Source of the data

For this page, we’ve looked at the typical weather in Jacksonville, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.