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Saint Augustine (FL)
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Saint Augustine (FL)
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United States weather

Weather in Saint Augustine, Florida for December 2025

Your guide to Saint Augustine weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Saint Augustine at the beginning of December is 15.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20 °F by the end of December.

    • Rain 🌧️

  • Saint Augustine experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 55.6 mm.

    • More

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Average dry days
23
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/12°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Saint Augustine Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
17°
2
Sunny
16°
3
Sunny
12°
4
Overcast
15°
5
Overcast
20°
6
Patchy rain possible
16°
7
Cloudy
13°
8
Overcast
18°
9
Overcast
22°
10
Overcast
23°
11
Moderate or heavy rain shower
20°
12
Sunny
14°
13
Heavy rain at times
19°
14
Patchy rain possible
21°
15
Overcast
22°
16
Overcast
20°
17
Patchy rain possible
22°
18
Overcast
23°
19
Overcast
21°
20
Overcast
20°
21
Sunny
12°
22
Cloudy
14°
23
Moderate or heavy rain shower
16°
24
Overcast
15°
25
Overcast
16°
26
Heavy rain at times
17°
27
Patchy rain possible
21°
28
Patchy rain possible
22°
29
Moderate rain at times
23°
30
Overcast
21°
31
Mist
20°

Temperatures trend during December in Saint Augustine

See the weather trend as well as the moving average line

December weather in Saint Augustine day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Sunny
Sunny
 17° /9° 0 mm 5
Dec. 2 Sunny
Sunny
 16° /8° 0 mm 5
Dec. 3 Sunny
Sunny
 12° /7° 0 mm 4
Dec. 4 Overcast
Overcast
 15° /6° 0 mm 4
Dec. 5 Overcast
Overcast
 20° /9° 0.3 mm 5
Dec. 6 Patchy rain possible
Patchy rain possible
 16° /9° 5.5 mm 4
Dec. 7 Cloudy
Cloudy
 13° /7° 0 mm 3
Dec. 8 Overcast
Overcast
 18° /7° 0 mm 4
Dec. 9 Overcast
Overcast
 22° /14° 0 mm 5
Dec. 10 Overcast
Overcast
 23° /17° 0 mm 5
Dec. 11 Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /10° 13.6 mm 5
Dec. 12 Sunny
Sunny
 14° /7° 0 mm 4
Dec. 13 Heavy rain at times
Heavy rain at times
 19° /14° 9.2 mm 4
Dec. 14 Patchy rain possible
Patchy rain possible
 21° /18° 0.8 mm 5
Dec. 15 Overcast
Overcast
 22° /18° 0 mm 5
Dec. 16 Overcast
Overcast
 20° /17° 0 mm 5
Dec. 17 Patchy rain possible
Patchy rain possible
 22° /17° 0.2 mm 5
Dec. 18 Overcast
Overcast
 23° /17° 0.1 mm 5
Dec. 19 Overcast
Overcast
 21° /17° 0 mm 5
Dec. 20 Overcast
Overcast
 20° /13° 0 mm 5
Dec. 21 Sunny
Sunny
 12° /6° 0 mm 4
Dec. 22 Cloudy
Cloudy
 14° /8° 0 mm 3
Dec. 23 Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /11° 7.6 mm 4
Dec. 24 Overcast
Overcast
 15° /10° 0 mm 4
Dec. 25 Overcast
Overcast
 16° /12° 0 mm 4
Dec. 26 Heavy rain at times
Heavy rain at times
 17° /15° 13.5 mm 4
Dec. 27 Patchy rain possible
Patchy rain possible
 21° /15° 1.3 mm 5
Dec. 28 Patchy rain possible
Patchy rain possible
 22° /18° 0.2 mm 5
Dec. 29 Moderate rain at times
Moderate rain at times
 23° /18° 2.1 mm 5
Dec. 30 Overcast
Overcast
 21° /17° 1.1 mm 5
Dec. 31 Mist
Mist
 20° /14° 0 mm 5
Next
Important Notice
Our weather forecast for Saint Augustine in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saint Augustine forecast closer to your planned date for the most up-to-date weather information.
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Saint Augustine in December - FAQ

What are the expected maximum and minimum temperatures in Saint Augustine during December?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Saint Augustine during December?
Moderate rainfall is anticipated in Saint Augustine during December, with a total of 55.6 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Saint Augustine during December?
The average wind speed in Saint Augustine during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Saint Augustine

Explore the daily rainfall trends and prepare for Saint Augustines December weather 💧

UV exposure in Saint Augustine during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

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Location coordinates Where is Saint Augustine?

Get accurate weather forecasts for Saint Augustine, located at latitude 29.895 and longitude -81.315. Stay updated with localized weather information tailored for Saint Augustine.

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