April Weather in Nicoya, Costa Rica

Last updated: August 21, 2025

Experience the vibrant April weather of Nicoya, Costa Rica, where temperatures soar with a maximum of 39°C (102°F) and an inviting average of 29°C (84°F). While enjoying the warmth, be prepared for a refreshing contrast with minimum temperatures dipping to 22°C (71°F). This month typically brings about 51 mm (2.0 in) of rainfall over 9 days, contributing to the lush greenery that characterizes this beautiful region. With humidity averaging 63%, April offers a tropical ambiance perfect for outdoor adventures and exploration.

April Temperature in Nicoya

In April, Nicoya, Costa Rica, welcomes the warmth of spring with rising temperatures that hint at the approaching dry season. With minimums averaging 22°C (71°F) and maximums soaring up to 39°C (102°F), the month showcases a distinct increase in warmth compared to the earlier months. The average temperature settles comfortably around 29°C (84°F), making it a prime time for sun-seekers. As the landscape blooms and the days grow longer, visitors can enjoy the vibrant outdoor activities that Costa Rica is renowned for. Overall, April serves as a beautiful transition, where the vibrant heat begins to envelop the Nicoyan Peninsula, setting the stage for summer adventures ahead.

April Weather in Nicoya: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Nicoya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nicoya, April 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).
JanFebMarAprMayJunJulAugSepOctNovDec818283848280807979787980
Data source: Temperature data for Nicoya generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Nicoya

April marks a significant shift in Nicoya, Costa Rica’s weather as the rainy season begins to take hold. With a total precipitation of 51 mm (2.0 in) over 9 days, April stands out as a transitional month, setting the stage for the deluges that follow in May and June. This is a notable increase compared to the preceding months, where rainfall was sparse, with just 12 mm in January and 4 mm in March. The surge in rain not only heralds the lush greenery that defines the region but also hints at an impending shift towards much wetter months ahead. As the dry spell gives way to more frequent showers, April serves as a reminder of nature's rhythm in this tropical paradise.

April Precipitation Trends in Nicoya

The chart displays monthly precipitation patterns in Nicoya, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Nicoya, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec12245228635921529035340713031
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Nicoya

In April, Nicoya, Costa Rica, experiences a comfortable humidity level of 63%, maintaining the same humidity as the preceding months of March and May. This slight consistency suggests a transition as the dry season begins to relinquish its hold, paving the way for the imminent rainy season. Notably, as we move into the following months, humidity levels are anticipated to rise significantly, with June marking a notable jump to 74%. This trend highlights a shift towards a more tropical climate, characteristic of the region's distinct wet season, where humidity progressively climbs towards levels exceeding 80% in the peak months of July and August.

April Average Humidity in Nicoya

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

April UV Index in Nicoya

In April, Nicoya, Costa Rica, experiences a persistent spike in UV levels, with the UV Index peaking at 14, classifying it as extreme and maintaining a quick burn time of just 10 minutes. This trend is consistent with March and May, both registering the same Index, indicating a prolonged period of intense sun exposure during this transitional season. As the heat remains high, visitors and locals alike should take precautions to safeguard their skin. Whether basking on the beach or exploring the lush landscapes, remember to check the latest UV details for Nicoya and stay sun smart! For more insights, visit Nicoya UV Index.

Maximum UV Index Levels in Nicoya for April

The chart shows the monthly maximum UV Index (UVI) for Nicoya in April, 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 April, the maximum UV index in Nicoya typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141414141313131110
Data source: Nicoya April 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.

April Sunshine in Nicoya

April in Nicoya, Costa Rica, continues the region's tradition of abundant sunshine, boasting 324 hours of glorious daylight. Following a peak in March with 334 hours, April's sunlight is slightly less intense but still offers plenty of opportunities for outdoor adventures. This trend of high sunshine hours sets the tone for the surrounding months, as May dips to 278 hours but remains well above average in the overall climate of Nicoya. As the seasons shift, the consistent brightness in early months like January through April anticipates the lush vibrancy that characterizes this picturesque part of Costa Rica, inviting visitors to bask in its beauty.

Monthly Sunshine Duration in Nicoya: April Highlighted

The April sunshine duration represents the total number of hours Nicoya experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec261h300h334h324h278h282h312h278h268h245h296h322h
Data source: Nicoya April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nicoya During April

As April rolls into Nicoya, Costa Rica, the likelihood of sunny weather takes a noticeable dip, with chances plummeting to 30%. This marks a significant decrease from the sunnier months of January and February, which see probabilities of 60% and 67% respectively. Following the peaks of early in the year, April's reduced sun exposure signals the transition towards the rainy season, which comes into sharper focus in May with only a 26% chance of sunshine. This trend suggests that while the sun shines bright early in the year, by April, adventurers might want to brace for more unpredictable weather, hinting at the lush and vibrant landscapes that the rains will soon nourish.

Percentage of Sunny Days in April in Nicoya

The chart illustrates the percentage of sunny days in Nicoya throughout the year, with April 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 Nicoya experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec60%67%58%30%26%20%24%7%13%19%41%72%
Data source: Nicoya April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nicoya in April

In Nicoya, Costa Rica, April ushers in a steady rhythm of daylight that continues from March, offering 12 hours of sunlight each day. This trend of extended daylight reflects the region's proximity to the equator, where the variance in daylight is minimal throughout the year. As we transition from the earlier months of January and February, which offer only 11 hours of light, the gradual increase to 12 hours signifies the onset of longer days that persist through the early half of the year. Interestingly, this pattern remains consistent until October, when daylight hours slightly taper off again. Overall, April provides an inviting balance of sunshine and warmth, ideal for enjoying the lush landscapes and vibrant culture of Nicoya.

Average Daylight Hours in Nicoya for April

The chart illustrates the variation in daylight duration in Nicoya throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 35m11h 47m12h 3m12h 20m12h 35m12h 42m12h 38m12h 25m12h 9m11h 52m11h 38m11h 31m
Data source: Nicoya daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Nicoya

As April unfolds in Nicoya, Costa Rica, the winds begin to mellow, with average speeds dipping to 2.5 m/s (5 mph), a noticeable decline from the peak breezes of March at 4.0 m/s (9 mph). This gentle easterly wind heralds a transitional period before the coming rains, casting a serene atmosphere over the region. The trend continues into May, where the wind further softens to 2.2 m/s (5 mph), indicating a calmness that is characteristic of the early dry season's end. Observing the data, one can see a pattern of decreasing wind speeds as the year progresses, with the lightest breezes occurring during the heart of the rainy season from June through October. This rhythmic dance of the winds in Nicoya not only enhances the tranquil beauty of the landscape but also invites locals and visitors alike to enjoy outdoor pursuits in the soothing climate.

Average April Wind Speed in Nicoya

The chart displays monthly wind speed patterns in Nicoya, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.64.02.5 m/s2.21.52.01.41.31.22.32.8
Data source: Nicoya April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Nicoya Compares to Other Months

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

In comparing the weather between April and January, April tends to be noticeably warmer with average temperatures reaching around 29°C (84°F) compared to January's average of 27°C (81°F). April also experiences higher maximum temperatures, peaking at 39°C (102°F), whereas January has a maximum of 36°C (97°F). Additionally, April sees more precipitation with 51 mm (2.0 in) over about 9 days, while January has only 12 mm (0.5 in) over just 2 days. Interestingly, the humidity levels are slightly lower in January at 66%, compared to 63% in April, making January feel a bit cooler despite the similar overall humidity in both months. For a detailed look at January's weather specifics, check out this link: Nicoya weather in January.

April's weather is typically warmer and wetter than February's. While February enjoys mild temperatures with a minimum of 19°C (66°F) and an average of 28°C (82°F), April sees a notable increase with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 39°C (102°F). Additionally, April experiences more precipitation, with 51 mm (2.0 in) spread over 9 days, in stark contrast to February's dry conditions, which record only 2 mm (0.1 in) of rain over the entire month. Despite these differences, humidity levels remain fairly similar, with February at 64% and April slightly lower at 63%. For more details on February's weather, visit Nicoya weather in February.

April's weather is generally warmer than March, with average temperatures rising to 29°C (84°F) compared to March’s 28°C (83°F). The maximum temperature in April peaks at 39°C (102°F), slightly higher than March's maximum of 37°C (99°F). Additionally, April experiences more precipitation, with 51 mm (2.0 in) of rain over 9 days, while March is much drier, recording only 4 mm (0.1 in) with no rain days. Both months maintain a consistent humidity level of 63%. For more detailed weather information specific to March, you can check this link: Nicoya weather in March.

April and May present contrasting weather patterns, particularly in terms of precipitation. While April experiences warmer temperatures, with a minimum of 22°C (71°F) and an average of 29°C (84°F), it boasts relatively lower rainfall of 51 mm (2.0 in) spread over 9 days. In contrast, May sees a slight dip in average temperatures, with a minimum of 23°C (73°F) and an average of 28°C (82°F), but it is significantly wetter, recording 286 mm (11.2 in) of rain over 22 days. Both months maintain a humidity level of 63%, but May's increased rainfall leads to a noticeably more humid atmosphere. For more detailed information, refer to Nicoya weather in May.

In April, temperatures in Nicoya typically range from a minimum of 22°C (71°F) to a maximum of 39°C (102°F), with an average temperature of 29°C (84°F). The month sees about 51 mm (2.0 in) of rainfall over approximately 9 days, accompanied by a humidity level of 63%. In contrast, June experiences milder temperatures, with a minimum of 22°C (72°F), an average of 27°C (80°F), and a maximum of 36°C (97°F). However, June is significantly wetter, with 359 mm (14.1 in) of precipitation spread over 26 days, resulting in higher humidity levels of 74%. For more detailed information about weather conditions in June, check out Nicoya weather in June.

When comparing the weather in April and July, it’s clear that both months offer distinct climates. April tends to be hotter, with average temperatures around 29°C (84°F) and maximums reaching up to 39°C (102°F). However, this month experiences less rainfall, with about 51 mm (2.0 in) of precipitation over 9 days, and a moderate humidity level of 63%. In contrast, July is cooler, with an average temperature of 27°C (80°F) and maximums of 35°C (95°F). This month sees a significant increase in rainfall, accumulating 215 mm (8.4 in) throughout 23 days, along with higher humidity levels of 85%. For more details on July's climate, you can visit Nicoya weather in July.

April features warmer temperatures with a minimum of 22°C (71°F) and an average high of 29°C (84°F), peaking at a maximum of 39°C (102°F). In contrast, August experiences milder temperatures, with a maximum of 35°C (95°F) and an average of 26°C (80°F).

However, August significantly outpaces April in terms of precipitation, receiving 290 mm (11.4 in) over 25 days compared to April's 51 mm (2.0 in) across just 9 days. The humidity levels are also higher in August at 82%, compared to April's 63%. For more detailed insights, check out Nicoya weather in August.

April and September present distinct weather patterns evident in their temperature and precipitation levels. In April, temperatures range from a pleasant 22°C (71°F) at their lowest to a scorching maximum of 39°C (102°F), with an average of 29°C (84°F). This month experiences relatively low precipitation, totaling 51 mm (2.0 in) over just 9 days, and humidity sits at a comfortable 63%. In contrast, September brings cooler temperatures, with average highs of 26°C (79°F) and a maximum of 34°C (93°F). However, it is marked by significant rainfall, with 353 mm (13.9 in) occurring over 28 days, resulting in higher humidity levels at 80%. For more detailed insights on this month, you can check the Nicoya weather in September.

April and October present contrasting weather patterns. April typically enjoys warmer temperatures, with minimums around 22°C and averages reaching up to 29°C, while October cools down slightly, averaging 26°C and peaking at 33°C. However, October is marked by significantly higher precipitation, totaling 407 mm over 29 days compared to April's 51 mm over just 9 days. The humidity also rises in October to 79%, compared to April's 63%. For more specifics on weather conditions, you can check out Nicoya weather in October.

April and November present quite different weather patterns. In April, temperatures range from a minimum of 22°C (71°F) to a maximum of 39°C (102°F), with an average of 29°C (84°F). The month sees around 51 mm (2.0 in) of precipitation over approximately 9 days, accompanied by a humidity level of 63%. In contrast, November features milder temperatures, with a minimum of 20°C (68°F), an average of 26°C (79°F), and a maximum of 33°C (93°F). However, it is significantly wetter, receiving about 130 mm (5.1 in) of rain over 15 days and experiencing higher humidity at 79%. For more insights into the weather conditions specific to Nicoya, check out Nicoya weather in November.

April and December exhibit notable differences in weather patterns. April features warmer temperatures, with minimums reaching 22°C (71°F) and maximums spiking to 39°C (102°F), while December's temperatures are slightly cooler, ranging from a minimum of 20°C (69°F) to a maximum of 35°C (95°F). Additionally, April experiences higher precipitation, averaging 51 mm (2.0 in) over 9 days, compared to December, which sees only 31 mm (1.2 in) across 4 days of rain. Humidity levels are also higher in December at 70%, compared to 63% in April. For more detailed insights into the December weather in Nicoya, you can check out Nicoya weather in December.

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Conclusion: What to Expect From April Weather in Nicoya

As April unfolds in Nicoya, the weather offers a delightful mix of warmth and occasional showers, creating a distinctive charm that sets it apart from other months. With temperatures gently rising to a comfortable warmth, the air feels vibrant and alive, while the humidity dances around 63%, adding a tropical feel. Although there are about nine days of rain, the precipitation is relatively modest, totaling just 51 mm, making it a great time for outdoor adventures amid the lush landscape. For those seeking to experience the unique character of Nicoya's climate, April is truly a month where the heat and humidity blend gracefully with refreshing rains. For more details, visit Nicoya Climate.