Arenal Viejo
December
Weather in Arenal Viejo for December 2025
Your guide to Arenal Viejo weather in December - trends and predictions
In general, the average temperature in Arenal Viejo at the beginning of December is 28 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 27.4 °C by the end of December.
Arenal Viejo in December brings notable rainfall, with an average of 18 rainy days and a total precipitation of 57.1 mm.
Temperatures
Rain 🌧️
13
Dry days
18
Rainy days
0
Snow days
28°/23°
Temperatures
10 km/h
Avg max wind
77 %
Avg humidity
Arenal Viejo in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2 25° | 3 30° | 4 29° | 5 28° | 6 28° | 7 28° |
| 8 28° | 9 28° | 10 28° | 11 28° | 12 29° | 13 29° | 14  29° |
| 15 29° | 16 29° | 17 29° | 18 29° | 19 30° | 20 29° | 21 29° |
| 22 29° | 23 28° | 24 29° | 25 28° | 26  27° | 27 28° | 28 28° |
| 29  28° | 30 26° | 31 27° |
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Temperatures trend during December in Arenal Viejo
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Light rain shower | 28° /24° | 1.3 mm | 6 | |
| 2 Dec. | Patchy rain possible | 25° /24° | 0.3 mm | 6 | |
| 3 Dec. | Patchy rain possible | 30° /24° | 0.1 mm | 7 | |
| 4 Dec. | Patchy rain possible | 29° /24° | 0.3 mm | 6 | |
| 5 Dec. | Patchy rain possible | 28° /23° | 0.4 mm | 6 | |
| 6 Dec. | Light rain shower | 28° /23° | 2.1 mm | 6 | |
| 7 Dec. | Patchy rain possible | 28° /23° | 0.2 mm | 6 | |
| 8 Dec. | Patchy rain possible | 28° /22° | 0.1 mm | 6 | |
| 9 Dec. | Light rain shower | 28° /23° | 0.6 mm | 6 | |
| 10 Dec. | Patchy rain possible | 28° /23° | 0.8 mm | 6 | |
| 11 Dec. | Patchy rain possible | 28° /23° | 2.1 mm | 6 | |
| 12 Dec. | Patchy rain possible | 29° /23° | 0.1 mm | 6 | |
| 13 Dec. | Patchy rain possible | 29° /23° | 0.1 mm | 6 | |
| 14 Dec. | Partly cloudy | 29° /22° | 0.3 mm | 7 | |
| 15 Dec. | Patchy rain possible | 29° /23° | 0.1 mm | 6 | |
| 16 Dec. | Patchy rain possible | 29° /22° | 0 mm | 6 | |
| 17 Dec. | Patchy rain possible | 29° /22° | 0 mm | 6 | |
| 18 Dec. | Patchy rain possible | 29° /23° | 0.1 mm | 6 | |
| 19 Dec. | Patchy rain possible | 30° /23° | 0.1 mm | 7 | |
| 20 Dec. | Patchy rain possible | 29° /23° | 0.2 mm | 6 | |
| 21 Dec. | Patchy rain possible | 29° /23° | 0.9 mm | 6 | |
| 22 Dec. | Patchy rain possible | 29° /23° | 0.1 mm | 6 | |
| 23 Dec. | Light rain shower | 28° /23° | 2 mm | 6 | |
| 24 Dec. | Patchy rain possible | 29° /23° | 0.9 mm | 6 | |
| 25 Dec. | Light rain shower | 28° /23° | 5.3 mm | 6 | |
| 26 Dec. | Light drizzle | 27° /23° | 3.4 mm | 6 | |
| 27 Dec. | Light rain shower | 28° /23° | 2.3 mm | 6 | |
| 28 Dec. | Patchy light rain | 28° /24° | 6.3 mm | 6 | |
| 29 Dec. | Moderate or heavy rain shower | 28° /24° | 14.5 mm | 6 | |
| 30 Dec. | Light rain shower | 26° /23° | 6.3 mm | 6 | |
| 31 Dec. | Patchy rain possible | 27° /23° | 5.7 mm | 6 | |
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Important Notice
Our weather forecast for Arenal Viejo 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 Arenal Viejo forecast closer to your planned date for the most up-to-date weather information.
Arenal Viejo in December - FAQ
What are the expected maximum and minimum temperatures in Arenal Viejo during December?
During December, expect a variety of temperatures with highs around 28° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Arenal Viejo during December?
Moderate rainfall is anticipated in Arenal Viejo during December, with a total of 57.1 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Arenal Viejo during December?
The average wind speed in Arenal Viejo during December is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Arenal Viejo
Explore the daily rainfall trends and prepare for Arenal Viejos December weather 💧
UV exposure in Arenal Viejo during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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