January Weather in Puntarenas, Costa Rica

Last updated: August 21, 2025

January in Puntarenas, Costa Rica offers a delightful blend of warm temperatures and refreshing breezes. With a maximum temperature reaching 32°C (90°F) and an average of 26°C (78°F), visitors can enjoy the tropical climate, while the minimum temperature dips to a comfortable 20°C (69°F) at night. Although the month brings about 29 mm (1.1 in) of rainfall over approximately 8 days, it also means the air is rich with 68% humidity, creating a lush, vibrant landscape. Whether exploring the stunning coastlines or indulging in local culture, January provides an ideal setting for an unforgettable escape.

January Temperature in Puntarenas

In Puntarenas, Costa Rica, January welcomes visitors with a delightful tropical climate, featuring minimum temperatures around 20°C (69°F) and peaking at 32°C (90°F), making it the perfect time for sun-soaked beach days. The average temperature hovers at a comfortable 26°C (78°F), which sets the stage for outdoor adventures and local exploration. As the year progresses into February and March, temperatures slightly rise, with March reaching a maximum of 34°C (93°F), highlighting a gradual warm-up. Interestingly, while the overall feel remains consistently warm, April shows a slight dip in maximum temperatures, stabilizing around 33°C (91°F). As the year approaches the rainy season, temperatures remain relatively stable, ensuring that the pleasant warmth continues, fostering a delightfully inviting atmosphere. This consistency makes Puntarenas an ideal destination for those seeking a blend of relaxation and adventure in pristine natural surroundings.

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

The chart illustrates January temperature patterns in Puntarenas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puntarenas, 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).
JanFebMarAprMayJunJulAugSepOctNovDec788080797878787877777777
Data source: Temperature data for Puntarenas 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 Puntarenas

In January, Puntarenas, Costa Rica experiences relatively low precipitation, with only 29 mm (1.1 in) falling over 8 days—a stark contrast to the upcoming months. As the dry season transitions toward early spring, precipitation remains light, paving the way for drier conditions. However, this tranquil start sets the stage for a dramatic increase in rainfall, culminating in April's average of 147 mm (5.8 in) and peaking in October with a staggering 643 mm (25.3 in). The gradual uptick in rainfall days throughout the year, escalating from January's 8 days to nearly daily showers by May, highlights the region's seasonal shift from the dry to the wet season, showcasing Puntarenas’ vibrant climatic rhythm.

January Precipitation Trends in Puntarenas

The chart displays monthly precipitation patterns in Puntarenas, 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 Puntarenas, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec29142014742442136542142264327689
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Puntarenas

In January, Puntarenas, Costa Rica, experiences a comfortable humidity level of 68%, setting a pleasant tone as the year begins. This level remains consistent into February, making early months ideal for outdoor activities. However, as the dry season transitions to the wet season, humidity begins to creep up—March sees a slight dip to 66%, but by May, it rises to 69%. The summer months, particularly June and July, mark a significant increase, with humidity soaring to 84% and 85%, respectively. Following this peak, humidity gradually stabilizes, settling at around 81% to 80% from August through November. As the year wraps up in December, humidity drops back to a milder 72%, offering a refreshing close to the year. Overall, January stands out as a notably pleasant month, leading into a gradual buildup of humidity as the seasons shift.

January Average Humidity in Puntarenas

This chart illustrates the average monthly humidity levels in Puntarenas, 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 Puntarenas 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 Puntarenas

In January, Puntarenas, Costa Rica, experiences a UV Index of 11, indicating extreme exposure with a rapid burn time of just 10 minutes. This early month summons the intensity of Costa Rica’s sun, setting the tone for the following months. As the year progresses, the UV Index peaks at 14 from March to June, maintaining an extreme classification. Even as we transition into July, August, and September, the index holds steady at 13, emphasizing the consistent need for sun protection. By November, a slight decline brings the index down to 11, while December's UV Index drops to 10, signifying very high exposure with a burn time extending to 15 minutes. To navigate these sunny days safely, you can check more about the sun’s intensity with the Puntarenas UV Index.

Maximum UV Index Levels in Puntarenas for January

The chart shows the monthly maximum UV Index (UVI) for Puntarenas 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 Puntarenas typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141414131313131110
Data source: Puntarenas 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 Puntarenas

January in Puntarenas, Costa Rica, greets visitors with 257 hours of brilliant sunshine, setting a warm tone for the year. This month marks the beginning of a gradual upward trend, as the region enjoys an impressive 332 hours of sunlight by March. While sunshine hours dip slightly in May and June, they stabilize in the late months, with November boasting 272 hours. Overall, the sunny days peak in March and April, ensuring that those seeking sun-drenched adventures will find plenty of opportunities as they bask in the vibrant atmosphere of this tropical paradise. As the year progresses, visitors can expect a delightful mix of delightful sunshine and calming coastal breezes that make Puntarenas an irresistible destination.

Monthly Sunshine Duration in Puntarenas: January Highlighted

The January sunshine duration represents the total number of hours Puntarenas 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.
JanFebMarAprMayJunJulAugSepOctNovDec257h299h332h314h261h260h267h247h251h231h272h311h
Data source: Puntarenas January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Puntarenas During January

In Puntarenas, Costa Rica, the likelihood of sunny weather in January stands at a pleasant 59%, making it one of the sunniest months of the year. This reflects a trend where the start of the year generally enjoys significant sunshine, with February slightly increasing to 61%. As spring progresses, sun-chances begin to dip, dropping to 58% in March and plummeting to just 28% by April. The wet season then kicks in, bringing lower probabilities of sunny days through the summer months, where July and August offer as little as 20% and 7% sun, respectively. Interestingly, the sun re-emerges towards the year's end, returning to 59% in December, completing a cyclical dance of sunlight that draws visitors eager to bask in paradise’s warmth.

Percentage of Sunny Days in January in Puntarenas

The chart illustrates the percentage of sunny days in Puntarenas 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 Puntarenas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%61%58%28%20%16%20%7%12%17%34%59%
Data source: Puntarenas January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Puntarenas in January

In Puntarenas, Costa Rica, January enjoys an inviting 11 hours of daylight, a duration that remains consistent through February. As the months progress, March heralds a slight increase, ushering in 12 hours of daylight, a trend that persists from March all the way through August. This stable pattern reflects the region's tropical climate, where long days are the norm, providing ample time for exploration and adventure. As fall approaches in September, daylight remains steady before gradually tapering back to 11 hours by December. The rhythmic transition of daylight in Puntarenas creates a lovely backdrop for both relaxation and exploration, making it a year-round destination for sun seekers.

Average Daylight Hours in Puntarenas for January

The chart illustrates the variation in daylight duration in Puntarenas 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 47m12h 3m12h 20m12h 34m12h 41m12h 37m12h 25m12h 9m11h 52m11h 39m11h 32m
Data source: Puntarenas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Puntarenas

In January, the winds in Puntarenas, Costa Rica, whisper gently at an average speed of 1.9 m/s (4 mph), setting a tranquil tone for the new year. As the month transitions into February, the breeze picks up slightly, reaching 2.0 m/s, before peaking at 2.1 m/s in March. However, by April, the winds begin to mellow again, dropping to 1.7 m/s, and continue a gradual decline throughout the following months, reaching a low of 1.4 m/s in both September and October. This trend reveals a dynamic shift from the crisp, invigorating breezes of early year to the calmer, warmer days of mid-year, making January an ideal time for those who appreciate a gentle wind while enjoying the captivating beauty of the Pacific coast.

Average January Wind Speed in Puntarenas

The chart displays monthly wind speed patterns in Puntarenas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.9 m/s2.02.11.71.61.51.51.51.41.41.51.6
Data source: Puntarenas January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Puntarenas Compares to Other Months

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

In January, the weather features a minimum temperature of 20°C (69°F) and an average of 26°C (78°F), peaking at a maximum of 32°C (90°F). The month experiences about 29 mm (1.1 in) of rainfall over 8 days, maintaining a consistent humidity level of 68%. In contrast, February sees slightly warmer maximum temperatures, reaching 33°C (92°F), while the minimum remains the same at 20°C (68°F) and the average rises to 26°C (80°F). Precipitation declines significantly to just 14 mm (0.5 in) over 4 days, maintaining the humidity at 68%. For more details on February's weather patterns, you can explore Puntarenas weather in February.

In January, the weather in Puntarenas features a warm climate with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), and an average of 26°C (78°F). This month experiences about 29 mm (1.1 in) of precipitation over 8 days, with humidity levels at 68%. By March, the temperatures rise slightly, with a minimum of 21°C (71°F), an average of 27°C (81°F), and a maximum reaching 34°C (93°F). Additionally, rainfall decreases to 20 mm (0.8 in) over just 5 days, and humidity drops slightly to 66%. For a more detailed comparison, you can explore Puntarenas weather in March.

In comparing the weather between January and April, both months exhibit warm temperatures, with January showing a minimum of 20°C (69°F) and an average of 26°C (78°F), while April sees a slightly warmer minimum of 21°C (71°F) and an equivalent average of 26°C (79°F). However, April has higher maximum temperatures, reaching 33°C (91°F) compared to January's peak of 32°C (90°F). A significant difference lies in precipitation, as April experiences much higher rainfall at 147 mm (5.8 in) over 25 days, in contrast to January's 29 mm (1.1 in) over just 8 days. Interestingly, humidity remains fairly consistent, with January at 68% and April slightly lower at 67%. For more detailed information on the weather in April, you can check Puntarenas weather in April.

In January, the weather in Puntarenas is warm with a temperature range from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), accompanied by relatively low precipitation of 29 mm (1.1 in) spread over about 8 days. The humidity is around 68%, creating a comfortable atmosphere. In contrast, May experiences slightly warmer conditions with minimum temperatures at 22°C (72°F) and a maximum of 31°C (88°F). However, May is significantly wetter, with a substantial 424 mm (16.7 in) of rainfall occurring over 31 days, leading to a marginally higher humidity level of 69%. For a deeper dive into the weather specifics, check out Puntarenas weather in May.

In January, the weather in Puntarenas is characterized by warm temperatures, with a minimum of 20°C (69°F) and a maximum of 32°C (90°F). The average temperature remains steady at 26°C (78°F), accompanied by relatively low precipitation levels of 29 mm (1.1 in) over 8 days, resulting in a humidity of 68%. In contrast, June experiences slightly warmer temperatures with a minimum of 22°C (72°F) and a maximum of 31°C (87°F), while the average remains the same at 26°C (78°F). However, June is marked by a significant increase in rainfall, totaling 421 mm (16.6 in) over 30 days, and higher humidity at 84%. This stark difference in precipitation and humidity highlights the contrasting weather patterns between January and June. For more details, you can check out Puntarenas weather in June.

When comparing the weather in January and July, notable differences emerge, particularly in terms of precipitation and humidity. January experiences a milder climate with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), accompanied by relatively low precipitation of 29 mm (1.1 in) over 8 days and a humidity level of 68%. In contrast, July, while having a similar average temperature of 26°C (78°F), sees a significant increase in rainfall, totaling 365 mm (14.4 in) across 30 days, and much higher humidity at 85%. For a more detailed look at the climate, visit Puntarenas weather in July.

In January, the weather is characterized by warmer temperatures, with a minimum of 20°C (69°F) and a maximum reaching 32°C (90°F), averaging around 26°C (78°F). Precipitation is relatively low at 29 mm (1.1 in) over just 8 days, and humidity rests at a comfortable 68%. In contrast, August experiences similar average temperatures at 25°C (78°F), but the minimum and maximum temperatures are slightly higher, at 22°C (72°F) and 30°C (87°F) respectively. However, August is significantly rainier, with a staggering 421 mm (16.6 in) of precipitation spread across 31 days, leading to increased humidity levels of 82%. This stark contrast highlights the dry and warm conditions of January compared to the wet and humid environment of August. For more detailed information, visit Puntarenas weather in August.

In January, the weather is generally warm and dry, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F) and an average temperature of 26°C (78°F). With only 29 mm (1.1 in) of precipitation over 8 days, humidity stands at a moderate 68%. In contrast, September experiences noticeably higher humidity at 81%, with temperatures slightly cooler, ranging from 22°C (72°F) to 30°C (86°F) and an average of 25°C (77°F). However, September is also marked by significant rainfall, accumulating 422 mm (16.6 in) over the course of the month, affecting outdoor activities. For more details, you can check Puntarenas weather in September.

In comparing the weather between January and October, January tends to be warmer with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), while October experiences slightly cooler temperatures with a minimum of 22°C (72°F) and a maximum of 29°C (85°F). January also features much lower precipitation, accumulating only 29 mm (1.1 in) over 8 days, whereas October is significantly wetter, with an impressive 643 mm (25.3 in) of rain spread across 30 days. Additionally, October's humidity is higher at 80%, compared to January's 68%, making it quite a different experience overall. For detailed weather patterns, visit Puntarenas weather in October.

In January, the weather is generally warm and relatively dry, with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F). The month experiences only about 29 mm (1.1 in) of precipitation over approximately 8 days, and humidity levels hover around 68%. In contrast, November tends to be more humid and significantly wetter, with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 30°C (86°F). This month sees a dramatic increase in rainfall, totaling about 275 mm (10.8 in) over 29 days, and higher humidity levels at 80%. For more details, check out Puntarenas weather in November.

In comparing the weather of January and December, January typically features slightly warmer temperatures, with a minimum of 20°C (69°F) and a maximum of 32°C (90°F), while December maintains a minimum of 21°C (70°F) and a maximum of 31°C (89°F). January experiences less precipitation, totaling 29 mm (1.1 in) over 8 days, compared to December's 89 mm (3.5 in) over 20 days. Additionally, January has a slightly lower humidity level at 68%, whereas December's humidity is a bit higher at 72%. For more detailed insights into December weather, you can refer to Puntarenas weather in December.

Compare Puntarenas's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Puntarenas

As January unfolds in Puntarenas, the weather embraces visitors with a delightful warmth, characterized by a pleasant blend of sunshine and moderate humidity. Compared to other months, January typically enjoys some of the region's higher temperatures, providing perfect conditions for outdoor activities and exploration. The slight rainfall, spread across a handful of days, ensures that the vibrant landscapes remain lush without dampening the overall experience. This month sets the stage for an inviting tropical atmosphere, making it an ideal time to visit. For more insights into the region's climate throughout the year, you can explore the comprehensive details at Puntarenas Climate.