Weather in Costa Rica for December 2024
In general, the average temperature in Costa Rica at the beginning of December is 26 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 25.6 °C by the end of December.
Expect significant rainfall in Costa Rica during December, with an average of 17 rainy days.
Is December a good time to visit Costa Rica? check out the best time to travel to Costa Rica page.
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Costa Rica in December average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | ||||||
| 2 26° | 3 27° | 4 26° | 5 26° | 6 26° | 7  25° | 8 26° |
| 9 26° | 10 23° | 11 24° | 12 24° | 13 24° | 14 25° | 15 23° |
| 16 23° | 17 25° | 18 20° | 19 18° | 20 20° | 21 24° | 22 24° |
| 23  24° | 24 23° | 25  25° | 26 25° | 27 26° | 28 26° | 29 26° |
| 30 25° | 31 26° |
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Temperatures trend during December in Costa Rica
December weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Patchy rain possible | 26° /12° | 0 mm | 6 | |
| 2 Dec. | Patchy rain possible | 26° /12° | 0.5 mm | 6 | |
| 3 Dec. | Light rain shower | 27° /14° | 0.8 mm | 6 | |
| 4 Dec. | Patchy rain possible | 26° /13° | 0.2 mm | 6 | |
| 5 Dec. | Patchy rain possible | 26° /13° | 0.3 mm | 6 | |
| 6 Dec. | Patchy rain possible | 26° /13° | 1.2 mm | 6 | |
| 7 Dec. | Partly cloudy | 25° /12° | 0 mm | 7 | |
| 8 Dec. | Patchy rain possible | 26° /11° | 0 mm | 6 | |
| 9 Dec. | Patchy rain possible | 26° /13° | 0.7 mm | 6 | |
| 10 Dec. | Light rain shower | 23° /16° | 5 mm | 5 | |
| 11 Dec. | Light rain shower | 24° /16° | 4 mm | 5 | |
| 12 Dec. | Patchy rain possible | 24° /14° | 2.3 mm | 5 | |
| 13 Dec. | Patchy rain possible | 24° /12° | 0.7 mm | 5 | |
| 14 Dec. | Patchy rain possible | 25° /12° | 1.2 mm | 6 | |
| 15 Dec. | Light rain shower | 23° /12° | 1.4 mm | 5 | |
| 16 Dec. | Light rain shower | 23° /12° | 1.4 mm | 5 | |
| 17 Dec. | Light rain shower | 25° /12° | 1.8 mm | 6 | |
| 18 Dec. | Light rain shower | 20° /13° | 3.7 mm | 5 | |
| 19 Dec. | Light rain shower | 18° /14° | 6.7 mm | 4 | |
| 20 Dec. | Patchy rain possible | 20° /11° | 1.7 mm | 5 | |
| 21 Dec. | Patchy rain possible | 24° /9° | 1.5 mm | 5 | |
| 22 Dec. | Patchy rain possible | 24° /13° | 1.9 mm | 5 | |
| 23 Dec. | Cloudy | 24° /13° | 0.3 mm | 6 | |
| 24 Dec. | Cloudy | 23° /12° | 0.6 mm | 5 | |
| 25 Dec. | Sunny | 25° /12° | 0.8 mm | 6 | |
| 26 Dec. | Cloudy | 25° /12° | 1.8 mm | 6 | |
| 27 Dec. | Patchy rain possible | 26° /13° | 1.3 mm | 6 | |
| 28 Dec. | Cloudy | 26° /13° | 1.4 mm | 6 | |
| 29 Dec. | Patchy rain possible | 26° /13° | 2.6 mm | 6 | |
| 30 Dec. | Patchy rain possible | 25° /14° | 0.5 mm | 6 | |
| 31 Dec. | Cloudy | 26° /11° | 0.2 mm | 6 | |
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Guide for Costa Rica in December
In December, Costa Rica experiences a transition from the rainy season to the dry season, resulting in varied weather patterns at the beginning and end of the month.
At the start of December, the weather in Costa Rica is characterized by lingering rainfall and higher humidity, particularly in the central and southern regions.
The average temperature in the capital, San Jose, hovers around 18°, while coastal areas such as Guanacaste and the Nicoya Peninsula enjoy warmer temperatures averaging around 25°.
As the month progresses, the rainy season gradually gives way to drier conditions, especially in the Pacific coastal areas.
By the end of December, the weather in Costa Rica becomes increasingly dry and sunny, with temperatures in San Jose averaging around 20° and coastal regions experiencing temperatures around 28°.
The transition to the dry season makes December an ideal time to visit Costa Rica for those seeking outdoor adventures and beach activities. However, it's important to note that weather patterns can vary across different regions of the country.
Costa Rica in December - FAQ
What to pack to Costa Rica in December?
As you prepare for your trip to Costa Rica in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Costa Rica, during December, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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