March Weather in Cartago, Costa Rica

Last updated: August 21, 2025

In March, Cartago, Costa Rica, experiences a delightful blend of mild temperatures and refreshing rainfall. With maximum temperatures reaching 25°C (77°F) and an average of 18°C (65°F), the climate remains comfortable for outdoor activities. Nighttime brings cooler air, dipping to a minimum of 11°C (53°F). The month sees approximately 28 mm (1.1 in) of precipitation spread across 6 days, contributing to the region's lush greenery. With a humidity level of 66%, visitors can enjoy a vibrant, tropical atmosphere perfect for exploring this charming Costa Rican destination.

March Temperature in Cartago

In March, Cartago, Costa Rica, experiences a delightful climate, characterized by mild temperatures that make it an ideal time for outdoor exploration. The minimum temperature hovers around 11°C (53°F), ensuring cool nights, while the average daily temperature rises to a comfortable 18°C (65°F), making the days pleasant and inviting. With a maximum temperature peaking at 25°C (77°F), visitors can enjoy warm afternoons without the oppressive heat often found in other regions. This stability in temperatures—from January's 17°C (63°F) average to March's 18°C (65°F)—highlights a gradual shift towards slightly warmer conditions as the month progresses, continuing into the spring and showcasing Cartago's inviting tropical charm.

March Weather in Cartago: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Cartago, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cartago, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec636464656565656564646463
Data source: Temperature data for Cartago 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.

March Precipitation in Cartago

In March, Cartago experiences a moderate precipitation level of 28 mm (1.1 in), marking a subtle shift from the drier conditions of January and February. With rainfall occurring over approximately six days, this month serves as a transitional period before the region enters its peak wet season in April. The increase in precipitation hints at the impending downpours of the following months, where rainfall dramatically intensifies, particularly in May, which receives a staggering 532 mm (21.0 in). This early spring moisture not only nourishes the vibrant landscapes but also sets the stage for the lush, green scenery that characterizes Cartago in the ensuing rainy months.

March Precipitation Trends in Cartago

The chart displays monthly precipitation patterns in Cartago, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Cartago, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec35192815553239931540350860127278
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Cartago

In March, Cartago, Costa Rica experiences a slight dip in humidity, with levels averaging 66%. This marks a subtle decrease from the consistent 68% observed in both January and February, signaling the onset of shifting weather patterns as the region transitions into the wetter months. As the year progresses into April, humidity begins to rise again, reaching 67%, before surging dramatically in the peak rainy season of June and July, where levels soar to 84% and 85%, respectively. Overall, March's slightly lower humidity hints at the imminent arrival of tropical moisture, setting the stage for the lush greenery that follows, as the climate begins to warm and rainfall becomes more frequent.

March Average Humidity in Cartago

This chart illustrates the average monthly humidity levels in Cartago, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Cartago 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Cartago

March in Cartago, Costa Rica, brings an intensified UV Index of 15, classifying the exposure as extreme and the burn time remaining a swift 10 minutes. This marks a trend of increasing UV levels as we transition from the earlier months, with the UV Index steadily climbing since January. In fact, March's figures are part of a continuous rise that peaks in April at 16, before slightly dipping in May and later months. This emphasizes the necessity for vigilant sun protection during this period. As you enjoy the stunning sunny days, remember to prioritize your skin's safety. For detailed information, check the Cartago UV Index.

Maximum UV Index Levels in Cartago for March

The chart shows the monthly maximum UV Index (UVI) for Cartago in March, 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 March, the maximum UV index in Cartago typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121415161514151414141211
Data source: Cartago March 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.

March Sunshine in Cartago

March brings a delightful surge of sunshine to Cartago, Costa Rica, with an impressive 331 hours of sunlight gracing the landscape. This increase marks a notable peak, following the steady rise from 253 hours in January and 298 hours in February. As the dry season progresses, March stands out, providing an ideal backdrop for outdoor adventures and breathtaking vistas. However, as April approaches, sunlight hours gently taper off to 295 hours, hinting at the transition into a wetter period. Overall, March's radiant warmth not only highlights the region's climatic allure but also signals the exuberance of early spring in Cartago.

Monthly Sunshine Duration in Cartago: March Highlighted

The March sunshine duration represents the total number of hours Cartago experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec253h298h331h295h223h226h223h222h219h206h239h300h
Data source: Cartago March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cartago During March

In Cartago, Costa Rica, March brings a 47% chance of sunny weather, making it a transition month as the dry season draws to a close. While this likelihood is slightly lower than in January and February, it still offers a decent opportunity for enjoyable outdoor activities. As the region shifts into the rainy season in April, where the chances of sun plummet to 18%, March serves as a crucial period for those looking to soak up the last rays of dry season sunshine. With the sun gradually fading from view until November's 26%, March represents a pivotal moment for sun-seekers wanting to experience the lush beauty of Cartago before the rains set in.

Percentage of Sunny Days in March in Cartago

The chart illustrates the percentage of sunny days in Cartago throughout the year, with March 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 Cartago experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%48%47%18%12%13%15%5%8%14%26%50%
Data source: Cartago March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cartago in March

As March unfolds in Cartago, Costa Rica, residents and visitors alike enjoy an increase in daylight, with the sun gracing the sky for 12 hours each day. This marks a shift from the consistent 11 hours seen in the earlier months of January and February. Following this peak, the daylight duration remains stable at 12 hours through the following months, offering a wonderful balance of light for outdoor activities and exploration. As April approaches, the sunshine continues to nurture the vibrant landscapes, setting the stage for a lively spring. By the time October arrives, daylight begins to wane once more, returning to 11 hours as the year transitions towards its close, hinting at the cyclical rhythm of nature in this enchanting region.

Average Daylight Hours in Cartago for March

The chart illustrates the variation in daylight duration in Cartago throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 36m11h 48m12h 3m12h 20m12h 33m12h 40m12h 36m12h 24m12h 9m11h 53m11h 39m11h 33m
Data source: Cartago daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Cartago

As March arrives in Cartago, Costa Rica, the gentle caress of average wind speeds at 1.8 m/s (4 mph) provides a refreshing reprieve from summer's heat. This month slightly bridges the transition from January's breezes to the calmer winds of April, which drop to 1.4 m/s (3 mph). Interestingly, this steady pattern reveals a gradual decline in wind speeds as the year progresses, with a notable dip during the rainy season from May onward. While March's winds are more subdued compared to earlier in the year, they evoke a serenity that complements the lush landscapes of Cartago, making it an ideal time for outdoor exploration and appreciating the region's natural beauty.

Average March Wind Speed in Cartago

The chart displays monthly wind speed patterns in Cartago, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.71.8 m/s1.41.31.11.41.11.21.11.41.7
Data source: Cartago March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Cartago Compares to Other Months

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

In comparing the weather of March and January, both months exhibit mild temperatures, with January having slightly cooler averages. In January, the minimum and average temperatures are 11°C (51°F) and 17°C (63°F), respectively, while March experiences a similar minimum of 11°C (53°F) but a higher average of 18°C (65°F). January records a maximum temperature of 24°C (76°F), which is just slightly lower than March's maximum of 25°C (77°F). Precipitation levels are also noteworthy, with January receiving more rain, totaling 35 mm (1.4 in) over 6 days compared to March's 28 mm (1.1 in) over the same number of days. Humidity remains relatively consistent, with January at 68% and March at 66%. For a detailed look at January's weather patterns, visit Cartago weather in January.

March and February have quite similar weather patterns, with average temperatures remaining steady around 18°C (64°F). February experiences a slightly lower minimum temperature of 11°C (51°F) compared to March, which has a minimum of 11°C (53°F). Both months exhibit maximum temperatures reaching up to 25°C (77°F). In terms of precipitation, March sees an increase to 28 mm (1.1 in) over 6 days, while February records only 19 mm (0.8 in) across 5 days. Humidity levels are also comparable, with March at 66% and February slightly higher at 68%. For more detailed information, you can check Cartago weather in February.

March and April exhibit similar average temperatures, both hovering around 18°C (65°F), but there are notable differences in precipitation and humidity. In March, the weather is relatively dry with only 28 mm (1.1 in) of rainfall over 6 days, while April sees a significant increase in precipitation, totaling 155 mm (6.1 in) spread across 23 days. Additionally, April experiences a slight rise in minimum temperatures, moving from 11°C (53°F) in March to 13°C (55°F). Overall, April tends to be wetter and slightly warmer, which affects the overall humidity, with April maintaining a humidity level of 67% compared to March's 66%. For more detailed weather information, you can visit Cartago weather in April.

In March, the weather is generally mild with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 25°C (77°F), while experiencing moderate precipitation of 28 mm (1.1 in) over around 6 days and a humidity level of 66%. In contrast, May sees a slight increase in temperatures, with minimums at 14°C (57°F) and maximums reaching 26°C (79°F). However, May has significantly heavier rainfall, accumulating a staggering 532 mm (21.0 in) over 29 days, coupled with a slightly higher humidity of 69%. This stark difference in precipitation exemplifies how May is typically much wetter than March. For more details, you can check the Cartago weather in May.

In March, the weather tends to be milder, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 25°C (77°F), and an average of 18°C (65°F). Precipitation is relatively low at 28 mm (1.1 in) over about 6 days, combined with a humidity level of 66%. In contrast, June experiences more humidity at 84% and significantly higher rainfall, with totals reaching 399 mm (15.7 in) spread across 29 days. While the temperature range remains similar, with a minimum of 14°C (57°F) and a maximum of 25°C (76°F), the wet conditions in June make it quite different from the more pleasant and drier March weather. For more information on June weather, you can visit Cartago weather in June.

March and July present contrasting weather patterns. March typically sees milder temperatures with a minimum of 11°C (53°F) and a maximum of 25°C (77°F), while July maintains a minimum of 14°C (57°F) and a slightly lower maximum of 24°C (76°F). Precipitation is notably less in March, with only 28 mm (1.1 in) and about 6 days of rain, compared to July's substantial 315 mm (12.4 in) over 28 days, resulting in a much higher humidity of 85%. For more detailed information, you can check Cartago weather in July.

When comparing the weather in March and August, it's clear that both months share similar average temperatures, typically around 18°C (65°F). However, March experiences more moderate conditions with a minimum temperature of 11°C (53°F) and maximum temperatures reaching 25°C (77°F). In contrast, August has slightly higher minimum temperatures of 14°C (57°F) but can also reach a maximum of 25°C (78°F).

One of the most striking differences lies in precipitation and humidity. March receives significantly less rainfall, totaling only 28 mm (1.1 in) over approximately 6 days, while August is much wetter, with nearly 403 mm (15.9 in) of rain spread across 30 days. The humidity also increases in August to 82%, compared to March's 66%. For more details on the specifics of August weather, you can visit Cartago weather in August.

March and September present contrasting weather conditions despite sharing similar average temperatures. In March, temperatures range from a minimum of 11°C (53°F) to a maximum of 25°C (77°F), with moderate humidity at 66% and only 28 mm (1.1 in) of precipitation over approximately six days. In contrast, September sees a slight increase in minimum temperature to 14°C (57°F) while maintaining the same maximum of 25°C (77°F). However, the month is characterized by significantly higher rainfall, totaling 508 mm (20.0 in) across 30 days, along with increased humidity at 81%. For more detailed insights on September weather, you can visit Cartago weather in September.

In March, temperatures in Cartago typically range from a minimum of 11°C (53°F) to a maximum of 25°C (77°F), with an average of 18°C (65°F). The month experiences relatively moderate precipitation, totaling 28 mm (1.1 in) over about 6 days, and humidity levels are around 66%. In contrast, October sees a slight increase in the minimum temperature to 13°C (55°F) and a small decrease in the maximum to 24°C (76°F), maintaining an average of 18°C (64°F). However, October is much wetter, with an impressive 601 mm (23.7 in) of rainfall spread over 30 days, and humidity rises to 80%. For more detailed information on Cartago's weather in October, check Cartago weather in October.

March and November in Cartago present contrasting weather patterns. In March, the temperature ranges from a minimum of 11°C (53°F) to a maximum of 25°C (77°F), with an average of 18°C (65°F). This month experiences relatively light precipitation of 28 mm (1.1 in) over just 6 days and a humidity level of 66%. In stark contrast, November sees slightly warmer temperatures, with a minimum of 13°C (56°F) and a maximum of 24°C (75°F), while maintaining an average temperature of 18°C (64°F). However, it is significantly rainier, with 272 mm (10.7 in) of rainfall spread across 26 days, contributing to a higher humidity level of 80%. For more detailed insights on November weather, you can check Cartago weather in November.

March generally experiences slightly warmer temperatures compared to December, with averages ranging from a minimum of 11°C (53°F) to a maximum of 25°C (77°F) against December’s 12°C (54°F) to 24°C (75°F). While March has lower humidity at 66% and only 28 mm (1.1 in) of precipitation over about 6 days, December sees increased precipitation at 78 mm (3.1 in) over 11 days, contributing to a more humid environment with 72% humidity. These differences highlight March as a drier and slightly warmer month, while December tends to be cooler and wetter. For more details about December weather, check out Cartago weather in December.

Compare Cartago's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Cartago

March in Cartago invites visitors with a delightful climate that strikes a balance between warmth and refreshing breezes. With maximum temperatures reaching a comfortable 25°C and an average of 18°C, this month stands out as a pleasant transition from the cooler dry season to the more humid months ahead. Although March sees a slight uptick in precipitation with about six rainy days, the overall atmospheric humidity hovers at a manageable 66%, making outdoor activities enjoyable. The mild temperatures and moderate rain create a vibrant landscape, perfect for exploring the region's natural beauty. For a deeper dive into what each month offers, visit Cartago Climate.