Weather in Costa Rica for January 2026
In general, the average temperature in Costa Rica at the beginning of January is 24.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 25.4 °C by the end of January.
Costa Rica experiences moderate rainfall in January, with an average of 8 rainy days and a total precipitation of 21.1 mm.
Temperatures
Rain 🌧️
Costa Rica in January average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 24° | 3 26° | 4  24° | |||
| 5  25° | 6  26° | 7 25° | 8 23° | 9 25° | 10 26° | 11 27° |
| 12 26° | 13 25° | 14 25° | 15 25° | 16 26° | 17 25° | 18 25° |
| 19 27° | 20 26° | 21 26° | 22 24° | 23 25° | 24 25° | 25 24° |
| 26 24° | 27 25° | 28 25° | 29 27° | 30 26° | 31 27° |
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Temperatures trend during January in Costa Rica
January weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. | Patchy rain possible | 24° /12° | 2.6 mm | 6 | |
| 2 Jan. | Patchy rain possible | 24° /11° | 0.7 mm | 5 | |
| 3 Jan. | Light rain shower | 26° /12° | 1.1 mm | 6 | |
| 4 Jan. | Partly cloudy | 24° /12° | 1 mm | 6 | |
| 5 Jan. | Overcast | 25° /12° | 0.8 mm | 6 | |
| 6 Jan. | Cloudy | 26° /13° | 1.1 mm | 6 | |
| 7 Jan. | Cloudy | 25° /12° | 0.8 mm | 6 | |
| 8 Jan. | Patchy rain possible | 23° /13° | 1.6 mm | 5 | |
| 9 Jan. | Patchy rain possible | 25° /13° | 1 mm | 5 | |
| 10 Jan. | Cloudy | 26° /12° | 0.7 mm | 6 | |
| 11 Jan. | Patchy rain possible | 27° /12° | 0.8 mm | 6 | |
| 12 Jan. | Patchy rain possible | 26° /13° | 0.8 mm | 6 | |
| 13 Jan. | Overcast | 25° /12° | 1.1 mm | 6 | |
| 14 Jan. | Patchy rain possible | 25° /11° | 0.6 mm | 5 | |
| 15 Jan. | Patchy rain possible | 25° /11° | 1 mm | 5 | |
| 16 Jan. | Patchy rain possible | 26° /10° | 0.3 mm | 6 | |
| 17 Jan. | Patchy rain possible | 25° /12° | 0.6 mm | 6 | |
| 18 Jan. | Patchy rain possible | 25° /13° | 1.1 mm | 5 | |
| 19 Jan. | Overcast | 27° /12° | 0.8 mm | 6 | |
| 20 Jan. | Patchy rain possible | 26° /11° | 0.5 mm | 6 | |
| 21 Jan. | Patchy rain possible | 26° /11° | 0.6 mm | 6 | |
| 22 Jan. | Patchy rain possible | 24° /12° | 1.2 mm | 5 | |
| 23 Jan. | Patchy rain possible | 25° /13° | 0.9 mm | 6 | |
| 24 Jan. | Light rain shower | 25° /12° | 1 mm | 6 | |
| 25 Jan. | Patchy rain possible | 24° /13° | 1.2 mm | 6 | |
| 26 Jan. | Patchy rain possible | 24° /12° | 0.9 mm | 5 | |
| 27 Jan. | Overcast | 25° /12° | 0.6 mm | 6 | |
| 28 Jan. | Patchy rain possible | 25° /12° | 0.6 mm | 6 | |
| 29 Jan. | Patchy rain possible | 27° /11° | 0.4 mm | 6 | |
| 30 Jan. | Patchy rain possible | 26° /11° | 0.2 mm | 6 | |
| 31 Jan. | Partly cloudy | 27° /12° | 1.1 mm | 6 | |
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Guide for Costa Rica in January
In January, Costa Rica experiences a mix of weather patterns, making it an intriguing destination for travelers seeking diverse experiences. At the beginning of the month, the weather in Costa Rica is characterized by a blend of dry and wet conditions.
In the central valley and Pacific coast, including popular destinations like San Jose and Manuel Antonio, visitors can expect mostly dry and sunny weather with temperatures ranging from 22° to 28°.
However, in the Caribbean coast and northern regions, intermittent showers are common, with temperatures hovering around 24° to 30°.
Towards the end of January, the weather in Costa Rica tends to stabilize, offering generally dry and warm conditions across the country.
The central valley and Pacific coast continue to enjoy sunny days with temperatures averaging 24° to 30°, making it ideal for outdoor activities and beach excursions.
Meanwhile, the Caribbean coast and northern areas experience reduced rainfall, providing opportunities for exploring the lush rainforests and diverse wildlife.
Overall, January presents a great opportunity to explore the natural beauty of Costa Rica, from its stunning beaches to its rich biodiversity.
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Costa Rica in January - FAQ
January rainfall patterns in Costa Rica
UV exposure in Costa Rica during January
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