San Carlos (La Fortuna)
January
Weather in San Carlos for January 2026
Your guide to San Carlos weather in January - trends and predictions
In general, the average temperature in San Carlos at the beginning of January is 26.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 27.6 °C by the end of January.
San Carlos experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 334 mm.
Temperatures
Rain 🌧️
5
Dry days
26
Rainy days
0
Snow days
28°/19°
Temperatures
11 km/h
Avg max wind
89 %
Avg humidity
San Carlos Weather January
Move between months or click on a day
Temperatures trend during January in San Carlos
See the weather trend as well as the moving average line
January weather in San Carlos day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Light rain shower | 27° /19° | 4.7 mm | 6 | |
| 2 Jan. | Light rain shower | 27° /18° | 1.8 mm | 6 | |
| 3 Jan. | Light rain shower | 24° /19° | 7.7 mm | 5 | |
| 4 Jan. |  Fog | 25° /18° | 5.1 mm | 6 | |
| 5 Jan. | Fog | 28° /19° | 2.3 mm | 6 | |
| 6 Jan. | Light rain shower | 26° /19° | 4.8 mm | 6 | |
| 7 Jan. | Light rain shower | 26° /18° | 5.7 mm | 6 | |
| 8 Jan. | Light rain shower | 26° /19° | 9 mm | 6 | |
| 9 Jan. | Fog | 28° /19° | 11.5 mm | 7 | |
| 10 Jan. | Fog | 29° /19° | 4.2 mm | 7 | |
| 11 Jan. | Fog | 29° /18° | 0.2 mm | 7 | |
| 12 Jan. | Fog | 29° /19° | 0.2 mm | 7 | |
| 13 Jan. | Light rain shower | 27° /18° | 3.4 mm | 6 | |
| 14 Jan. | Fog | 27° /17° | 4.4 mm | 6 | |
| 15 Jan. | Light rain shower | 29° /18° | 2.8 mm | 6 | |
| 16 Jan. | Light rain shower | 27° /18° | 3.2 mm | 6 | |
| 17 Jan. | Light rain shower | 26° /19° | 6.9 mm | 6 | |
| 18 Jan. |  Patchy light rain with thunder | 27° /21° | 6.5 mm | 6 | |
| 19 Jan. | Light rain shower | 27° /20° | 3.9 mm | 6 | |
| 20 Jan. | Light rain shower | 28° /20° | 4.5 mm | 6 | |
| 21 Jan. |  Patchy light drizzle | 30° /21° | 3.5 mm | 7 | |
| 22 Jan. | Light rain shower | 27° /18° | 9.2 mm | 6 | |
| 23 Jan. | Light rain shower | 26° /19° | 10.9 mm | 6 | |
| 24 Jan. | Light rain shower | 28° /20° | 11.7 mm | 6 | |
| 25 Jan. | Patchy light rain with thunder | 26° /20° | 11.8 mm | 6 | |
| 26 Jan. | Light rain shower | 28° /19° | 9.7 mm | 6 | |
| 27 Jan. | Light rain shower | 27° /19° | 2.8 mm | 6 | |
| 28 Jan. | Light rain shower | 29° /19° | 2.9 mm | 6 | |
| 29 Jan. | Light rain shower | 28° /18° | 4.1 mm | 6 | |
| 30 Jan. | Light rain shower | 29° /18° | 2.1 mm | 6 | |
| 31 Jan. | Light rain shower | 26° /19° | 5.6 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for San Carlos in January 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 San Carlos forecast closer to your planned date for the most up-to-date weather information.
Change Month
San Carlos in January - FAQ
What are the expected maximum and minimum temperatures in San Carlos during January?
During January, expect a variety of temperatures with highs around 28° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in San Carlos during January?
Significant rainfall exceeding 334 mm is expected in San Carlos during January, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Carlos during January?
The average wind speed in San Carlos during January is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in San Carlos
Explore the daily rainfall trends and prepare for San Carloss January weather 💧
UV exposure in San Carlos during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
Top locations in San Carlos
Select a location for an accurate weather forecast
More Locations Quick links
More San Carlos weather pages
You are here
Where is San Carlos?Get accurate weather forecasts for San Carlos, located at latitude 10.471 and longitude -84.645. Stay updated with localized weather information tailored for San Carlos.
Found a mistake?
We appreciate your attention to details. Tell us here.