January Weather in Liberia, Costa Rica

Last updated: August 21, 2025

Experience the vibrant January weather of Liberia, Costa Rica, where the maximum temperature reaches a warm 33°C (91°F), providing the perfect backdrop for outdoor adventures. With an average temperature of 25°C (77°F) and a comfortable minimum of 16°C (60°F), visitors can enjoy pleasant days and cool evenings. January brings minimal rainfall, totaling just 9 mm (0.4 in) over about 2 days, while the air remains refreshingly humid at 66%. Whether you're exploring lush landscapes or relaxing in the sun, Liberia's January climate offers an inviting atmosphere for all.

January Temperature in Liberia

In January, temperatures in Liberia, Costa Rica, start off pleasantly warm, with a minimum of 16°C (60°F) and an average of 25°C (77°F), peaking at a maximum of 33°C (91°F). This marks the beginning of a gradual warming trend that continues into the following months, where February sees a slight uptick across all metrics, with lows reaching 18°C (64°F) and highs climbing to 34°C (93°F). As the year progresses into March and April, temperatures rise steadily, with April boasting highs of up to 37°C (98°F), setting the stage for the hotter months ahead. Notably, May maintains a similar warmth before presenting a slight drop in maximum temperatures during the rainy season that follows in June and July. By August, the cycle stabilizes, with consistent averages and a return to comfortable warmth, making it clear that Liberia enjoys a tropical climate with warming trends and distinct seasonal changes. Regardless of the month, the allure of warm, inviting temperatures can be felt throughout the entire January to December spectrum.

January Weather in Liberia: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Liberia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Liberia, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777879817978787877767777
Data source: Temperature data for Liberia generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Liberia

In January, Liberia, Costa Rica, experiences a relatively dry start to the year with only 9 mm (0.4 in) of precipitation spread over just 2 days. This minimal rainfall is a stark contrast to the heavier downpours that follow, particularly from April onward, as the region transitions into its wet season. By May, the precipitation skyrockets to an impressive 323 mm (12.7 in), accompanied by frequent rain on 20 days—indicating a dramatic shift in the weather pattern. This trend of increasing rainfall continues through the months, peaking in October with a staggering 418 mm (16.5 in). Overall, January serves as a mild precursor to the lush and vibrant landscape that defines Liberia during the subsequent rainy months.

January Precipitation Trends in Liberia

The chart displays monthly precipitation patterns in Liberia, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Liberia, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec10223732331511425031941815317
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Liberia

In January, Liberia, Costa Rica, experiences a comfortable humidity level of 66%, setting the tone for the year ahead. As the months progress, humidity gradually decreases, hitting its lowest in March and April at 63%, offering a refreshing respite. However, as the dry season transitions to the wet season, humidity begins to rise, peaking in the heart of the rainy months with July boasting a high of 85%. This pattern of increasing humidity continues through the summer, creating a lush, tropical atmosphere that remains consistent until the year's end. By December, the humidity softens slightly to 70%, signaling the approach of another dry season, while the overall trend reflects the significant seasonal variations that characterize this vibrant region.

January Average Humidity in Liberia

This chart illustrates the average monthly humidity levels in Liberia, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Liberia is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%64%63%63%63%74%85%82%80%79%79%70%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Liberia

In January, Liberia, Costa Rica experiences an extreme UV Index of 11, indicating that only 10 minutes of sun exposure can lead to skin damage. This trend of high UV levels continues into February, peaking at 14 in March through July, when the risk remains consistently extreme. As summer transitions into fall, the UV Index begins to taper off slightly, dropping to 13 in August, September, and October before decreasing to 11 in November and 10 in December, where the burn time extends to 15 minutes due to the category shifting to very high. With this data in mind, it's crucial for visitors and locals alike to take protective measures against the sun throughout the year. For more information, visit Liberia UV Index.

Maximum UV Index Levels in Liberia for January

The chart shows the monthly maximum UV Index (UVI) for Liberia in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Liberia typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141414141313131110
Data source: Liberia January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Liberia

January in Liberia, Costa Rica, boasts a delightful 262 hours of sunshine, setting the stage for a bright start to the year. As the month unfolds, the days gradually become sunnier, with February showing a marked increase to 299 hours. The sun continues to shine more brightly in March, reaching its peak with an impressive 334 hours, making it the sunniest month. While April sees a slight dip to 326 hours, the trend of plentiful sunshine persists into May and June, where hours hover around the 280s. July, however, surprises with a resurgence to 317 hours, before a gentle decline through the latter months. Notably, November and December rebound to 299 and 322 hours respectively, ensuring that even as the year closes, the vibrance of sunshine continues to warm the hearts of locals and visitors alike.

Monthly Sunshine Duration in Liberia: January Highlighted

The January sunshine duration represents the total number of hours Liberia experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec262h299h334h326h283h288h317h287h272h252h299h322h
Data source: Liberia January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Liberia During January

In Liberia, Costa Rica, January offers a promising 57% chance of sunny weather, making it one of the better months for enjoying the outdoors. As the dry season unfolds, the likelihood of clear skies increases, peaking in February at 70%. However, as the month progresses into March and beyond, the chances start to dip, with April and May seeing a notable drop to 32% and 28%, respectively. This trend illustrates the stark contrast between the sunny start of the year and the wetter months that follow, leading into the rainy season. Thus, January stands as a golden opportunity for visitors looking to soak up the sun before the clouds roll in.

Percentage of Sunny Days in January in Liberia

The chart illustrates the percentage of sunny days in Liberia throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Liberia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%70%60%32%28%19%22%8%14%20%39%63%
Data source: Liberia January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Liberia in January

In Liberia, Costa Rica, January ushers in 11 hours of daylight, a duration that remains consistent through February. As spring approaches in March, the days begin to slightly lengthen, offering 12 hours of daylight that continues through the mid-year months of April, May, June, and July. This trend of abundant daylight persists into August and September, providing ample sunshine and opportunities for outdoor exploration. However, as the year transitions toward its close, the daylight gradually recedes again, returning to 11 hours by October and staying steady through December. This rhythmic shift not only marks the passage of time but also creates a vibrant cycle of light and life in this beautiful region.

Average Daylight Hours in Liberia for January

The chart illustrates the variation in daylight duration in Liberia throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 33m11h 46m12h 3m12h 21m12h 36m12h 43m12h 39m12h 26m12h 9m11h 52m11h 37m11h 30m
Data source: Liberia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Liberia

In January, Liberia, Costa Rica experiences a pleasant average wind speed of 3.9 m/s (9 mph), providing a refreshing breeze that enhances the warm tropical atmosphere. This marks a slight decrease from the 4.0 m/s in February and continues a gentle upward trend in wind speeds leading into March, where winds pick up to 4.4 m/s (10 mph). As the dry season progresses through the spring, wind speeds begin to taper off in April and May, dipping to 2.8 m/s and 2.7 m/s, respectively. The summer months witness even calmer conditions, with average speeds falling below 3 m/s in July and August. However, as the year rolls toward its close, wind speeds gradually pick up again in November and December, culminating in a final yearly average of 3.5 m/s (8 mph). This rhythm of wind patterns not only shapes the climate but also influences outdoor activities, making January a particularly enjoyable time for both locals and visitors.

Average January Wind Speed in Liberia

The chart displays monthly wind speed patterns in Liberia, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.9 m/s4.04.42.82.71.72.41.51.41.32.93.5
Data source: Liberia January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Liberia Compares to Other Months

Weather in Liberia varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Liberia, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February in Liberia exhibit similar warm conditions, but February tends to be slightly warmer. In January, temperatures range from a minimum of 16°C (60°F) to a maximum of 33°C (91°F), with an average of 25°C (77°F) and a total precipitation of 9 mm over 2 days. In contrast, February records a slightly higher minimum temperature of 18°C (64°F) and a maximum of 34°C (93°F), with an average of 26°C (78°F) and significantly less precipitation at just 2 mm, indicating a drier month with no recorded rainy days. Humidity levels are comparable, with January at 66% and February slightly lower at 64%. For more detailed weather information, you can check Liberia weather in February.

In January, the weather in Liberia features a minimum temperature of 16°C (60°F) and an average of 25°C (77°F), with daytime highs reaching up to 33°C (91°F). This month experiences light precipitation of 9 mm (0.4 in) over 2 days, and humidity levels sit around 66%. In contrast, March brings slightly warmer conditions, with a minimum temperature of 19°C (67°F) and an average of 26°C (80°F), while maximum temperatures can soar to 35°C (95°F). Notably, March has minimal precipitation, recording just 2 mm (0.1 in) with 0 rainy days and a drop in humidity to 63%. For more detailed information, check out Liberia weather in March.

In January, Liberia experiences pleasantly warm weather with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 33°C (91°F), averaging around 25°C (77°F). The month sees minimal precipitation at just 9 mm (0.4 in) over 2 days, coupled with a humidity level of 66%. In contrast, April brings even warmer temperatures, with a minimum of 20°C (68°F) and a peak of 37°C (98°F), averaging 27°C (81°F). However, this month also experiences increased rainfall, totaling 37 mm (1.4 in) across 6 days, and slightly lower humidity at 63%. For more information on the weather in April, visit Liberia weather in April.

In January, the weather is quite warm with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 33°C (91°F), offering an average of 25°C (77°F). The month typically experiences low precipitation, with only 9 mm (0.4 in) falling over just 2 days and humidity levels around 66%.

In contrast, May brings higher temperatures, with a minimum of 21°C (69°F) and a maximum reaching 36°C (97°F), averaging at 26°C (80°F). However, it also sees significant rainfall, accumulating 323 mm (12.7 in) over 20 days, while humidity slightly drops to 63%. The shift from the drier January to the wet conditions in May can be quite striking for residents and visitors alike. For more details on the weather in May, you can check Liberia weather in May.

In January, the weather in Liberia typically features warm temperatures with a minimum of 16°C (60°F) and a comfortable average of 25°C (77°F), peaking at a maximum of 33°C (91°F). This month sees low precipitation levels, averaging only 9 mm (0.4 in) over just 2 days, accompanied by a humidity level of 66%.

In contrast, June experiences a noticeable increase in humidity, rising to 74%, with temperatures starting at a minimum of 21°C (70°F) and averaging 26°C (78°F), while still reaching highs of 33°C (92°F). However, June is characterized by significant rainfall, accumulating 315 mm (12.4 in) over approximately 25 days, making it a much wetter month. For more details, you can visit Liberia weather in June.

In January, Liberia experiences warm weather with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 33°C (91°F) and an average of 25°C (77°F). The month is relatively dry, with only 9 mm (0.4 in) of precipitation over just 2 days, and the humidity is a comfortable 66%. In contrast, July brings a shift to much wetter conditions, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 32°C (90°F) and an average of 26°C (78°F). Rainfall significantly increases to 114 mm (4.5 in) spread over 16 days, resulting in higher humidity at 85%. For more details on the weather in July, visit Liberia weather in July.

January and August in Liberia present stark contrasts in weather. In January, temperatures range from a mild 16°C (60°F) to a warm 33°C (91°F), with an average temperature of 25°C (77°F). The month sees relatively low precipitation of just 9 mm (0.4 in) over only 2 days, coupled with a moderate humidity level of 66%. In contrast, August experiences a minimum temperature of 20°C (69°F) and can reach up to 33°C (92°F), maintaining a similar average temperature of 25°C (78°F). However, this month is marked by significant rainfall, totaling 250 mm (9.8 in) across 21 days, and higher humidity at 82%. For more detailed weather information, visit Liberia weather in August.

In January, the weather in Liberia is marked by mild temperatures, with a minimum of 16°C (60°F) and a maximum of 33°C (91°F), averaging around 25°C (77°F). The month sees minimal precipitation, accumulating only 9 mm (0.4 in) over just 2 days, and the humidity level is a comfortable 66%. By contrast, September experiences warmer minimum temperatures at 21°C (69°F) and a slightly lower maximum of 32°C (90°F), while still averaging 25°C (77°F). However, September is significantly wetter, with a staggering 319 mm (12.6 in) of rainfall across 25 days, and humidity rises to 80%. For more detailed information, you can check Liberia weather in September.

In January, the weather is generally warm with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 33°C (91°F), and an average of 25°C (77°F). This month experiences relatively low precipitation, with only 9 mm (0.4 in) falling over 2 days and humidity levels around 66%. In contrast, October brings a significant shift in weather conditions, featuring warmer minimum temperatures of 20°C (69°F) and a slightly lower maximum of 31°C (89°F), while maintaining the same average of 25°C (77°F). The month is characterized by heavy rainfall, with a staggering 418 mm (16.5 in) over 27 days, resulting in increased humidity levels at 79%. For more details, you can visit Liberia weather in October.

January and November exhibit notable differences in weather conditions. While January enjoys a relatively warm climate with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 33°C (91°F) and only light precipitation of 9 mm (0.4 in) over just 2 days, November brings a marked transition characterized by higher humidity levels at 79% and significantly increased rainfall, totaling 153 mm (6.0 in) over 12 days. The average temperature remains consistent in both months at 25°C (77°F), but the overall ambiance in November is much wetter and more humid. For a closer look at the specifics, check out Liberia weather in November.

In comparing the weather of January and December, both months exhibit similar average temperatures of 25°C (77°F), but January tends to be slightly warmer with a maximum of 33°C (91°F) compared to December's maximum of 31°C (88°F). The humidity levels are also quite close, with January at 66% and December at 70%. However, December experiences more precipitation at 17 mm (0.7 in) compared to January's 9 mm (0.4 in), although both months have about the same number of rainy days, averaging two. For more specific details on December weather, you can check Liberia weather in December.

Compare Liberia's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Liberia

January in Liberia showcases a warm and pleasant climate, setting itself apart from the more humid and rainy months that follow. With average temperatures hovering around a comfortable 25°C, the days are typically sunny and inviting, perfect for outdoor activities. Unlike the subsequent months, January experiences significantly lower precipitation—only a couple of rainy days with minimal accumulation—allowing for plenty of sunshine and brightness. As a result, the humidity level remains moderate, creating an enjoyable atmosphere for visitors and locals alike. For a more in-depth look at the annual weather patterns, check out the full Liberia Climate guide.