January Weather in Turrialba, Costa Rica

Last updated: August 21, 2025

Experience the enchanting January weather in Turrialba, Costa Rica, where temperatures gracefully fluctuate from a maximum of 24°C (75°F) to a refreshing minimum of 11°C (52°F), with an inviting average of 17°C (63°F). This month sees the region embrace a lush atmosphere, delivering 194 mm (7.6 in) of rainfall over 17 days, ensuring the vibrant landscapes remain lush and thriving. With humidity levels at 68%, visitors can revel in a refreshing tropical experience, perfect for exploring the breathtaking beauty of this captivating destination. Prepare for a blend of mild temperatures and dynamic weather, making January a unique time to discover Turrialba's charm.

January Temperature in Turrialba

In January, Turrialba, Costa Rica, greets visitors with pleasantly mild temperatures, showcasing a minimum of 11°C (52°F) and a comfortable average of 17°C (63°F). The warmest moments peak at 24°C (75°F), offering the perfect climate for outdoor adventures. This month stands as a seamless transition into the region's early dry season, with temperatures gradually rising as the year unfolds. By February, the evening lows dip slightly to 10°C (51°F), while the average and maximums remain steady, hinting at the consistent warmth that characterizes the months ahead. Overall, January sets the tone for Turrialba's temperate climate, inviting exploration under its mild blue skies.

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

The chart illustrates January temperature patterns in Turrialba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Turrialba, 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).
JanFebMarAprMayJunJulAugSepOctNovDec636363666768676767676664
Data source: Temperature data for Turrialba 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 Turrialba

January in Turrialba, Costa Rica, marks the beginning of the year with moderate precipitation, averaging 194 mm (7.6 in) of rain over 17 days. While this amount sets a relatively wet tone for the month, it pales in comparison to the downpours that follow, notably in May and October, where rainfall peaks at 468 mm (18.4 in) and 479 mm (18.9 in) respectively. As the rainy season approaches, February shows a significant drop to 105 mm (4.1 in), indicating a brief respite before the skies open up again. This pattern of increasing rainfall leading into the height of the rainy season reflects Turrialba's climatic transitions, setting the stage for the lush greenery that characterizes this vibrant region.

January Precipitation Trends in Turrialba

The chart displays monthly precipitation patterns in Turrialba, 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 Turrialba, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec194105117167468292254243284479341290
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Turrialba

In January, Turrialba experiences a comfortable humidity level of 68%, which carries over into February, maintaining that same percentage. As the months progress into March and April, a slight dip to 66% and 67% respectively hints at a brief respite from moisture. However, May marks the transition into the wetter season with humidity climbing back to 69%. From June through August, the air becomes significantly more humid, peaking in July at an invigorating 85%. The trend continues with September to November, where humidity remains high, fluctuating between 80% and 81%. As the year concludes in December, there is a noticeable decrease to 72%, suggesting a gradual return to drier conditions. Overall, the data highlights a year marked by a distinct wet season, characterized by rising humidity in mid-year.

January Average Humidity in Turrialba

This chart illustrates the average monthly humidity levels in Turrialba, 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 Turrialba is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%68%66%67%69%84%85%82%81%80%80%73%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Turrialba

In January, Turrialba, Costa Rica, experiences a significant UV Index of 12, categorized as extreme, with a mere 10 minutes of exposure leading to sunburn. This trend continues into February with a slight increase to 13, hinting at the consistent intensity of the sun as the region transitions into its warmer months. From March onward, the UV Index peaks at 15, remaining at this level through April and May, before slightly tapering off to 14 during the summer months of June through September. As autumn approaches, the UV Index decreases again, dropping to 12 in November and 10 in December, marking a gradual shift toward more moderate sun exposure. Overall, visitors should be well-prepared for the intense sun in January and the following months to ensure safety; for more details, visit the Turrialba UV Index.

Maximum UV Index Levels in Turrialba for January

The chart shows the monthly maximum UV Index (UVI) for Turrialba 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 Turrialba typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121315151414141414141210
Data source: Turrialba 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 Turrialba

In January, Turrialba, Costa Rica, basks in a delightful 243 hours of sunshine, marking the beginning of a vibrant year. As the months progress, sunshine gradually increases, peaking in March with an impressive 330 hours, creating a perfect backdrop for outdoor adventures. Although the sunny days slightly decline as the rainy season approaches in April and May, the region still enjoys a healthy average of over 260 hours each month. This trend of plentiful sunshine continues through the warmer summer months, providing a consistent glow before tapering off slightly in the latter half of the year. By December, residents and visitors can expect around 287 hours of sunshine, ensuring that Turrialba remains a radiant destination year-round.

Monthly Sunshine Duration in Turrialba: January Highlighted

The January sunshine duration represents the total number of hours Turrialba 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.
JanFebMarAprMayJunJulAugSepOctNovDec243h297h330h308h263h267h257h261h270h257h266h287h
Data source: Turrialba January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Turrialba During January

In Turrialba, Costa Rica, January shines brightly as one of the most promising months for sunny weather, boasting a 41% chance of sunshine. This trend stands out when compared to the following months, such as February at 33% and March at 35%, both of which still offer respectable sun-filled days but not quite as favorable as January. As the calendar progresses into the wet season, the prospect for clear skies drops significantly, plummeting to 14% by April and further declining in the summer months. Thus, January serves as a gateway to Turrialba’s sunniest days, making it an ideal time for outdoor enthusiasts to enjoy the vibrant landscapes before cloud cover takes over.

Percentage of Sunny Days in January in Turrialba

The chart illustrates the percentage of sunny days in Turrialba 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 Turrialba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%33%35%14%11%14%17%8%12%15%21%38%
Data source: Turrialba January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Turrialba in January

In Turrialba, Costa Rica, January brings an inviting 11 hours of daylight, a continuation of the pattern seen in February. As the months roll into March and April, the days gradually lengthen to 12 hours, providing ample sunshine for outdoor adventures and vibrant natural sights. This trend of consistent daylight persists through the majority of the year, with 12-hour days reigning from March to September, perfect for enjoying the lush green landscape and exploring the rich biodiversity. As the year winds down, daylight once again tapers to 11 hours in October and pulls back to the same duration in November and December, marking a gentle transition to the cooler months ahead. Overall, the smooth ebb and flow of daylight in Turrialba creates a rhythm that perfectly complements its enchanting surroundings.

Average Daylight Hours in Turrialba for January

The chart illustrates the variation in daylight duration in Turrialba throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 36m11h 48m12h 3m12h 20m12h 34m12h 40m12h 37m12h 25m12h 9m11h 52m11h 39m11h 32m
Data source: Turrialba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Turrialba

In January, Turrialba, Costa Rica, experiences a gentle breeze with an average wind speed of 1.8 m/s (4 mph), similar to that of March. This mild wind sets a tranquil tone for the beginning of the year, making it ideal for outdoor enthusiasts and nature lovers. As the months progress, a slight decline in wind speed is observed, with February showing a marginal decrease to 1.6 m/s (4 mph), before tapering down to 1.4 m/s (3 mph) in April. This trend continues into the heart of the rainy season, where the wind slows to its lowest at 1.1 m/s (2 mph) by October. However, a gentle recovery in wind speed occurs as the year closes, with December creeping back up to 1.7 m/s (4 mph). Overall, January marks a refreshing start, paving the way for a varied atmospheric journey throughout the year.

Average January Wind Speed in Turrialba

The chart displays monthly wind speed patterns in Turrialba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.8 m/s1.61.81.41.31.21.31.21.21.11.41.7
Data source: Turrialba January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Turrialba Compares to Other Months

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

In comparing the weather between January and February, we observe that both months have similar average temperatures, with January experiencing a minimum of 11°C (52°F) and February a slightly lower minimum of 10°C (51°F). The maximum temperatures are comparable as well, peaking at 24°C (75°F) in January and 24°C (76°F) in February. However, February sees a significant reduction in precipitation, with only 105 mm (4.1 in) compared to January's 194 mm (7.6 in), despite having one additional day of rain with 18 rainy days in February versus 17 in January. Both months maintain consistent humidity levels at 68%. For more detailed information, you can check the Turrialba weather in February.

In both January and March, temperatures in Turrialba are quite similar, with minimums around 11°C (51-52°F), averages at 17°C (63°F), and maximums reaching 24°C (75°F). However, January sees significantly more rainfall, with 194 mm (7.6 in) over 17 days, compared to March's 117 mm (4.6 in) over 20 days. Additionally, the humidity levels are also slightly higher in January at 68%, while March experiences 66% humidity. For more detailed information, check out Turrialba weather in March.

In January, the weather features a temperature range from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), with an average of 17°C (63°F). This month also sees considerable precipitation, totaling 194 mm (7.6 in) over 17 days, coupled with a relative humidity of 68%. In contrast, April offers slightly warmer conditions with a minimum temperature of 12°C (55°F) and a maximum of 26°C (78°F), averaging 19°C (66°F). While April has less rainfall overall at 167 mm (6.6 in), it experiences a higher number of rainy days, totaling 27, and maintains a somewhat stable humidity level at 67%. For more detailed insights into April's weather, you can visit Turrialba weather in April.

In January, Turrialba experiences milder temperatures, with a minimum of 11°C (52°F) and a maximum of 24°C (75°F), while May brings warmer conditions with minimums around 14°C (58°F) and maximums reaching 28°C (82°F). Precipitation is notably higher in May, with totals of 468 mm (18.4 in) over 30 days, compared to January's 194 mm (7.6 in) spread across 17 days. Humidity levels remain similar, hovering around 68% in January and slightly increasing to 69% in May. For more detailed insights into May weather patterns, check out Turrialba weather in May.

In January, the weather in Turrialba is relatively mild, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F) and an average of 17°C (63°F). However, January experiences significant rainfall, totaling 194 mm (7.6 in) over approximately 17 days, accompanied by a humidity level of 68%.

In contrast, June brings warmer temperatures, with a minimum of 15°C (59°F) and a maximum of 27°C (80°F), resulting in an average of 20°C (68°F). June is also much wetter, with precipitation reaching 292 mm (11.5 in) over 29 days and a higher humidity level of 84%. For more detailed information, you can check Turrialba weather in June.

In January, temperatures in Turrialba range from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), with an average of 17°C (63°F). The month experiences significant rainfall, totaling 194 mm (7.6 in) over approximately 17 days, and humidity levels hover around 68%. In contrast, July sees slightly warmer temperatures, with a minimum of 15°C (59°F) and a maximum of 25°C (78°F), averaging 19°C (67°F). However, it also brings increased precipitation, totaling 254 mm (10.0 in) across 28 days, accompanied by higher humidity at 85%. This shift in weather makes July quite distinct from January. For more detailed weather information, check out Turrialba weather in July.

In January, the weather is generally milder, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F) and an average of 17°C (63°F). However, this month sees significant rainfall, totaling 194 mm (7.6 in) over 17 rainy days, with humidity at 68%.

Conversely, August features slightly warmer temperatures, with a minimum of 15°C (59°F) and a maximum of 26°C (79°F), averaging 19°C (67°F). August experiences even more precipitation, totaling 243 mm (9.5 in) over 29 rainy days, contributing to a higher humidity level of 82%. For more detailed information, you can visit Turrialba weather in August.

In comparing the weather between January and September, January tends to be milder, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F). In contrast, September experiences slightly warmer temperatures, with lows around 15°C (59°F) and highs reaching 26°C (79°F). However, September is notably wetter, receiving 284 mm (11.2 in) of precipitation over 29 days, compared to January's 194 mm (7.6 in) spread over 17 days. Additionally, humidity levels are higher in September at 81%, compared to January's 68%. For more details on September weather specifics, you can visit Turrialba weather in September.

In January, the weather in Turrialba is generally warm, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F) and an average of 17°C (63°F). The month experiences significant rainfall, with 194 mm (7.6 in) of precipitation over 17 days, leading to a humidity level of 68%. In contrast, October is warmer and wetter, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 27°C (81°F), averaging 19°C (67°F). This month sees much higher precipitation, totaling 479 mm (18.9 in) over 30 days, and an increased humidity level of 80%. For more detailed information about October weather in Turrialba, you can visit Turrialba weather in October.

In comparing the weather between January and November, January typically presents milder temperatures with a minimum of 11°C (52°F), averaging 17°C (63°F), and peaking at 24°C (75°F). In contrast, November experiences slightly warmer conditions, with temperatures ranging from a minimum of 14°C (57°F) to an average of 19°C (66°F), while still reaching a maximum of 24°C (76°F). Precipitation levels also differ significantly; January sees 194 mm (7.6 in) over 17 days, while November receives a substantial 341 mm (13.4 in) across 27 days, contributing to a higher humidity level of 80% compared to January's 68%. For more detailed information, you can check Turrialba weather in November.

When comparing the weather in January and December, January tends to be slightly warmer, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (75°F), while December has a minimum of 12°C (54°F) and a maximum of 23°C (74°F). Precipitation is notably lower in January, totaling 194 mm (7.6 in) over 17 days, compared to December's 290 mm (11.4 in) over 20 days. Consequently, January experiences slightly less humidity at 68%, versus December's 72%. For more detailed insights on December weather, you can visit Turrialba weather in December.

Compare Turrialba's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Turrialba

As January unfolds in Turrialba, it brings a unique blend of cooler temperatures and increased rainfall compared to other months. With the average temperature hovering around a comfortable 17°C, this month feels refreshingly crisp, especially in the mornings and evenings. However, it's also a time when the region sees higher humidity levels and more frequent precipitation, making it one of the wetter months of the year. As rain graces the landscape on about half the days, January sets a vibrant backdrop for lush greenery and stunning natural beauty. For those curious to explore the climatic nuances of this fascinating region, detailed insights can be found in the Turrialba Climate page.