Last updated: August 21, 2025
In January, Cartago, Costa Rica, experiences a pleasant blend of mild temperatures and moderate humidity. With maximum temperatures reaching 24°C (76°F) and an average of 17°C (63°F), visitors can enjoy comfortable days and cool nights, where the temperature can drop to a minimum of 11°C (51°F). While the month sees a modest precipitation amount of 35 mm (1.4 in) spread over 6 days, the humidity lingers around 68%, adding to the region's lush landscape. This season invites travelers to partake in Cartago's captivating scenery and vibrant culture amidst its refreshing climate.
In January, Cartago, Costa Rica, welcomes visitors with a refreshing climate characterized by a minimal temperature of 11°C (51°F) and an average of 17°C (63°F). With daytime highs reaching 24°C (76°F), this month strikes a delightful balance between coolness and warmth, making it ideal for outdoor adventures. As the year progresses into February, temperatures gradually rise, with averages climbing to 18°C (64°F) and maximums peaking at 25°C (76°F). This trend of mild yet pleasant weather continues through to March and April, where the daytime highs hover around 25-26°C (77-78°F). Interestingly, the nights remain cool, consistently around 11-14°C (51-57°F), maintaining a refreshing atmosphere throughout the dry season. Though temperatures stabilize in the following months, January stands out as a perfect time to explore Cartago’s vibrant culture and breathtaking landscapes without the intense heat often found in tropical locales.
In Cartago, Costa Rica, January marks the beginning of the year with a gentle start to the rainy season, seeing an average precipitation of 35 mm (1.4 in) over just 6 days. This relatively mild rainfall sets a stark contrast to the months that follow, particularly April and May, where precipitation surges dramatically, with 155 mm (6.1 in) and 532 mm (21.0 in) respectively. As the rainy season approaches its peak, the number of wet days skyrockets, transforming the landscape into a lush paradise. The trend highlights a significant transition from January's light showers to the intense downpours of the summer months, indicating that while January may be a quiet precursor, it heralds the vibrant and dramatically wetter months ahead.
In January, Cartago, Costa Rica, experiences a pleasant humidity level of 68%, setting a comfortable tone for the month. This trend continues into February, maintaining the same humidity, which can be great for outdoor activities. A slight dip to 66% in March suggests a brief reprieve before a gentle rise resumes in April at 67%, and again in May, reaching 69%. However, the climate shifts dramatically with the onset of the rainy season in June, where humidity spikes to 84%, reaching even higher levels in the following months. July peaks at 85%, marking the wettest period, before a gradual decrease to 80% by the end of the year. Overall, while January offers a comfortable start, the months that follow bring increased humidity, illustrating a significant seasonal transition within Cartago's climate.
In January, Cartago, Costa Rica, experiences a high UV Index of 12, placing it in the extreme exposure category with just 10 minutes of burn time. As the month progresses into early spring, the UV index peaks in April at 16, highlighting a consistent trend of intense sun exposure. While the UV levels vary slightly, hovering around 14 to 15 during the following months, the extreme risk remains a constant throughout the year. Such high UV ratings emphasize the need for effective sun protection during any outdoor activities. For more detailed information about the UV index throughout the year, visit Cartago UV Index.
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In Cartago, Costa Rica, January kicks off the year with an invigorating 253 hours of sunshine, setting a cheerful tone for the months ahead. As the seasons transition, February embraces even more radiant days, boasting 298 hours. The trend continues to climb in March, reaching a sun-soaked 331 hours, making it the brightest month of the year. Following this peak, April still enjoys a generous 295 hours, before sunlight begins to wane slightly in the subsequent months. The summer seasons of May through October witness a gentle decline, with hours ranging from 223 to 206, creating a cozy yet vibrant atmosphere. By November, the days begin to brighten again, wrapping up the year with 239 hours, while December gifts a glorious 300 hours of sunshine, inviting all to revel in the beauty of Costa Rica’s sunny charm year-round.
In Cartago, Costa Rica, January stands out as a top contender for sunny weather, boasting a 54% chance of sunshine that paves the way for outdoor activities and exploration. As the month unfolds into February, the likelihood slightly dips to 48%, but it remains notably higher than the warmer months ahead, where the chances plummet dramatically, with April and May seeing just 18% and 12% respectively. The trend continues with summer months offering only 5% to 15% sunshine, making January an ideal time for visitors seeking a blend of warmth and brightness. With December clocking in at 50%, the first month of the year clearly capitalizes on favorable weather conditions, positioning it as a prime destination for those looking to escape the dreariness often associated with mid-winter elsewhere.
In Cartago, Costa Rica, January marks the beginning of a consistent rhythm in daylight duration, with the sun gracing the horizon for 11 hours each day. This steady daylight extends into February, maintaining the same duration before gradually increasing to 12 hours starting in March. As spring progresses, this 12-hour daylight duration continues through much of the year, bringing ample sunshine to enjoy outdoor activities. The trend shifts back in October, as daylight diminishes once more to 11 hours and remains consistent through December. This cyclical transition not only highlights the region's tropically influenced climate but also creates a vibrant environment for both locals and visitors to experience the beauty of Cartago throughout the year.
In Cartago, Costa Rica, January sets the stage with a refreshing breeze, as average wind speeds peak at 1.9 m/s (4 mph). This invigorating wind creates a pleasant ambiance as the month transitions into February, where it gently declines to 1.7 m/s. March maintains a similar rhythm, with speeds of 1.8 m/s, before a gradual drop begins in April. From that point onward, the winds tend to soften further, reaching a low of 1.1 m/s (2 mph) in both August and October. Interestingly, the year closes with a modest uptick, as December showcases a return to 1.7 m/s, hinting at a subtle yet cyclical wind pattern throughout the year. This interplay of breezy beginnings and calmer seasons characterizes the weather in Cartago, making it a charming destination for both locals and visitors alike.
Weather in Cartago varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Cartago, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather features a pleasant range of temperatures, with a minimum of 11°C (51°F), an average of 17°C (63°F), and a maximum of 24°C (76°F). The month sees some rainfall, accumulating to 35 mm (1.4 in) over about 6 days, while humidity remains consistent at 68%.
Conversely, February experiences slightly warmer temperatures with a minimum of 11°C (51°F), an average of 18°C (64°F), and a maximum of 25°C (76°F). Precipitation decreases to 19 mm (0.8 in) over just 5 days, with humidity levels unchanged at 68%. For a detailed overview of February weather in this region, visit Cartago weather in February.
In comparing the weather between January and March, both months exhibit mild temperatures, but March tends to be slightly warmer. January has an average temperature of 17°C (63°F), while March shows a small increase to an average of 18°C (65°F). The maximum temperatures in both months are similar, with January reaching up to 24°C (76°F) and March peaking at 25°C (77°F). Precipitation is fairly low in both months, but January experiences slightly more rain with 35 mm (1.4 in) compared to March's 28 mm (1.1 in), although both months have precipitation on about six days. Humidity remains consistent, with January at 68% and March slightly lower at 66%. For a more detailed look at March weather in Cartago, you can visit Cartago weather in March.
January and April exhibit distinct weather patterns. In January, temperatures range from a minimum of 11°C (51°F) to a maximum of 24°C (76°F), with an average temperature of 17°C (63°F). Precipitation is relatively low at 35 mm (1.4 in) over just 6 days, and the humidity sits at 68%. In contrast, April experiences slightly warmer temperatures, with a minimum of 13°C (55°F) and a maximum reaching 26°C (78°F), averaging 18°C (65°F). However, it is much wetter, receiving 155 mm (6.1 in) of rain over 23 days, while maintaining a similar humidity level of 67%. For more detailed insights, check out Cartago weather in April.
In January, the weather features a pleasant temperature range with minimums around 11°C (51°F) and maximums peaking at 24°C (76°F), accompanied by moderate precipitation totaling 35 mm (1.4 in) over about six days. The humidity level sits at a comfortable 68%, making it an inviting month for outdoor activities.
Conversely, May brings warmer temperatures with a minimum of 14°C (57°F) and a maximum of 26°C (79°F), but it also significantly increases precipitation to 532 mm (21.0 in) over nearly the entire month, with rain occurring on 29 days. The humidity remains similar at 69%, but the abundance of rain in May suggests a much wetter climate compared to the drier January. For more details, you can check Cartago weather in May.
In January, the weather boasts relatively mild temperatures, with a minimum of 11°C (51°F) and an average of 17°C (63°F), reaching a maximum of 24°C (76°F). This month also sees modest rainfall, averaging just 35 mm (1.4 in) over about 6 days, with a humidity level of 68%. In contrast, June experiences slightly warmer temperatures, with a minimum of 14°C (57°F) and an average of 18°C (66°F), while still peaking at 25°C (76°F). However, this month is characterized by significantly higher precipitation, totaling 399 mm (15.7 in) spread across 29 days and resulting in increased humidity at 84%. For more detailed information, check out Cartago weather in June.
In January, temperatures in Cartago typically range from a minimum of 11°C (51°F) to a maximum of 24°C (76°F), with an average of 17°C (63°F). The month sees relatively low precipitation, totaling 35 mm (1.4 in) over about 6 days, and the humidity sits comfortably at 68%. In contrast, July presents a much wetter scenario, with temperatures slightly higher—ranging from a minimum of 14°C (57°F) to a maximum of 24°C (76°F) and an average of 18°C (65°F). July is characterized by heavy rainfall, accumulating approximately 315 mm (12.4 in) over 28 days, and higher humidity at 85%. For more details, you can check Cartago weather in July.
In January, temperatures in Cartago range from a minimum of 11°C (51°F) to a maximum of 24°C (76°F), with an average temperature of 17°C (63°F). The month experiences relatively low precipitation, totaling 35 mm (1.4 in) over approximately 6 days, and maintains a humidity level of 68%. In contrast, August sees slightly warmer temperatures, with a minimum of 14°C (57°F) and a maximum of 25°C (78°F), averaging at 18°C (65°F). However, this month is notably wetter, accumulating 403 mm (15.9 in) of rainfall spread across 30 days and an increase in humidity to 82%. For more detailed information about August weather in Cartago, you can visit Cartago weather in August.
In January, the weather in Cartago is relatively mild, with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (76°F) and an average of 17°C (63°F). This month experiences light precipitation, totaling about 35 mm (1.4 in) over approximately 6 days, contributing to a humidity level of 68%. In contrast, September brings warmer temperatures, with a minimum of 14°C (57°F), an average of 18°C (65°F), and a maximum of 25°C (77°F). However, it is much wetter, with a staggering 508 mm (20.0 in) of precipitation over 30 days and a higher humidity of 81%. This significant difference in rainfall and humidity highlights the shift from the dry season in January to the wet season in September. For more information, you can check Cartago weather in September.
In January, the weather tends to be milder with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (76°F), and an average temperature of 17°C (63°F). The month experiences moderate precipitation of 35 mm (1.4 in) over approximately 6 days and has a relative humidity of 68%. In contrast, October exhibits slightly warmer temperatures, with a minimum of 13°C (55°F), an average of 18°C (64°F), and the same maximum of 24°C (76°F). However, it is significantly wetter, with a whopping 601 mm (23.7 in) of rain spread across 30 days, leading to a higher humidity level of 80%. For specific conditions in October, you can find more details here: Cartago weather in October.
In January, the weather is typically more pleasant, with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 24°C (76°F) and an average of 17°C (63°F). The month experiences relatively low precipitation at 35 mm (1.4 in) over just 6 days, accompanied by a humidity level of 68%. In contrast, November tends to be wetter and more humid, with temperatures slightly warmer—minimums of 13°C (56°F) and an average of 18°C (64°F), reaching up to 24°C (75°F). The month sees significant rainfall, totaling 272 mm (10.7 in) over 26 days, resulting in a higher humidity of 80%. For more detailed insights, check out Cartago weather in November.
In comparing the weather between January and December, we notice a slight variation in temperature and precipitation. January features mild temperatures, with a minimum of 11°C (51°F), an average of 17°C (63°F), and a maximum of 24°C (76°F). In contrast, December offers a minimum of 12°C (54°F), the same average of 17°C (64°F), and a comparable maximum of 24°C (75°F). However, December experiences significantly more rainfall, with 78 mm (3.1 in) spread across 11 days, compared to January's 35 mm (1.4 in) over just 6 days. Additionally, humidity is slightly higher in December at 72%, compared to January’s 68%. For further details on the conditions in December, you can visit Cartago weather in December.
January in Cartago presents a delightful blend of mild temperatures and moderate humidity, making it a favorable month for outdoor activities. With maximums reaching a comfortable 24°C and averages hovering around 17°C, the weather is generally pleasant, unlike the heavier rainfall experienced in the preceding months. While there are six days of precipitation, it’s a relatively dry period overall, with 35 mm of rain accumulated. This refreshing transition into the new year offers visitors and locals alike a vibrant atmosphere to explore the natural beauty of Cartago. For more insights on how January weather fits into the broader climate patterns, check out Cartago Climate.