Last updated: August 21, 2025
April in San Ramon, Costa Rica showcases a delightful blend of warm temperatures and notable rainfall. With daily highs reaching up to 31°C (89°F) and an average temperature around 24°C (76°F), the weather remains comfortably inviting. However, residents and visitors should be prepared for frequent showers, as the month records approximately 118 mm (4.6 in) of precipitation over 24 days, resulting in a humidity level of 67%. This vibrant combination fosters lush landscapes and a refreshing atmosphere, making April an enchanting time to experience the natural beauty of Costa Rica.
In April, San Ramon, Costa Rica, holds a delightful balance in its temperatures, with a minimum of 18°C (64°F) and a comfortable average of 24°C (76°F). The warmth peaks at 31°C (89°F), reflecting a transition towards the hotter months ahead. Notably, April's weather mirrors that of March with similar high temperatures, yet it brings a hint of humidity as the rainy season begins to approach. The month serves as a bridge, blending the end of the dry period with the promise of lush greenery and invigorating rainfall, making it an inviting time for visitors to explore the vibrant beauty of the region.
April marks a significant turning point in precipitation for San Ramon, Costa Rica, with a dramatic increase to 118 mm (4.6 in) from a mere 18 mm (0.7 in) in March. The month sees rainfall on 24 days, indicative of the region's transition into the wet season. This heavy downpour is a stark contrast to the earlier months of the year, highlighting the onset of more consistent and intense rainfall that will characterize the following months, culminating in May when precipitation skyrockets to 412 mm (16.2 in). As April ushers in these changes, it sets the stage for the lush landscapes that define Costa Rica's rainy season, showcasing nature's remarkable ability to transform with the shifting weather patterns.
In April, San Ramon, Costa Rica, experiences a slight dip in humidity with an average of 67%, following the trend of earlier months. This is a marginal decrease from 68% in January and February, and a bit lower than March's 66%. As the region transitions into the wet season, humidity levels begin a gradual ascent, peaking at 84% in June. April sits comfortably as a transition month, where the air remains fresh yet hinting at the impending tropical embrace, making it an inviting time for visitors looking to enjoy the lush surroundings before the humidity rises further in the summer months.
April in San Ramon, Costa Rica, continues the trend of relentless sun exposure characteristic of the region, with a UV Index of 15, categorizing it as extreme and maintaining a consistent burn time of just 10 minutes. This month mirrors the heightened UV levels seen in March, where the UV Index peaked at 15, reflecting a pattern of intense solar radiation that persists into the early months of the rainy season. As temperatures warm and days grow longer, residents and visitors alike should take extra precautions to protect themselves from harmful UV rays. For those planning outdoor activities, it's essential to stay informed and take preventive measures—details can be found at San Ramon UV Index.
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April in San Ramon, Costa Rica, shines with a delightful 300 hours of sunshine, making it a perfect spring getaway. This month showcases a significant dip from the sun-drenched 329 hours in March, yet remains robust compared to the lower totals that follow in May and the summer months. The trend of gradually decreasing sunlight continues as the year progresses, peaking in March before entering a more subdued phase. Overall, April strikes a balance, offering ample sunshine for outdoor adventures while hinting at the lush greenery that thrives in the more temperate months ahead. With its blend of warmth and stunning landscapes, April is a noteworthy highlight in San Ramon's annual cycle of light.
In San Ramon, Costa Rica, the likelihood of sunny weather in April experiences a notable dip, plummeting to just 24% after the relatively brighter months of January through March, where the chances hovered between 52% and 57%. This decline marks the onset of the rainy season, creating a dramatic shift in the weather patterns as the year progresses. Following April, the chance of sun continues to dwindle, dipping even further to a mere 17% by May and fluctuating between 15% and 19% through the subsequent summer months, which are often drenched in rainfall. Visitors hoping for bright days should consider planning their trips earlier in the year for a higher probability of those coveted sunny skies.
April in San Ramon, Costa Rica, heralds the arrival of a vibrant spring ambiance with 12 hours of daylight, mirroring the steady duration experienced in March and the following months through August. As the days gradually lengthened from the consistent 11 hours in January and February to 12 hours in March, the sustained daylight in April signals an inviting opportunity for outdoor adventures and exploration. Following this peak in daylight, the hours remain constant until the daylight begins to shorten again in October. This pattern highlights the beauty of San Ramon's consistent climate, allowing residents and visitors alike to enjoy the lush landscapes of this enchanting region throughout the spring months.
In April, the gentle breeze of San Ramon, Costa Rica, slows to an average wind speed of 1.5 m/s (3 mph), making it one of the calmest months of the year. Following the slight uptick in March, where winds picked up to 2.1 m/s (5 mph), April's lighter gusts underscore a seasonal shift as the region prepares for the onset of the rainy season. This trend of decreasing wind continues into May and June, with speeds dipping further to 1.3 m/s and 1.2 m/s, respectively. As the summer months approach, the tranquil atmosphere in April creates the perfect backdrop for enjoying the lush surroundings without the distraction of a strong wind.
Weather in San Ramon varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Ramon, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January exhibit some notable similarities and differences in weather patterns. In both months, the temperatures show a minimal variation, with April having a slightly higher average temperature of 24°C (76°F) compared to January's 23°C (74°F). April sees warmer lows and max temperatures, reaching up to 31°C (89°F) just like January, though it experiences significantly more rainfall, accumulating 118 mm (4.6 in) over 24 days compared to January's modest 28 mm (1.1 in) over just 7 days. Additionally, humidity levels are comparable, at 67% for April and 68% for January, making both months feel somewhat humid. For a detailed look at January weather, you can visit San Ramon weather in January.
When comparing the weather in April and February, both months exhibit similar average temperatures, with April having a slightly higher minimum temperature of 18°C (64°F) compared to February's 16°C (62°F). However, April is characterized by significantly greater precipitation, totaling 118 mm (4.6 in) over 24 days, while February sees only 13 mm (0.5 in) over just 3 days. Despite this, humidity levels remain fairly comparable, hovering around 67% in April and 68% in February. For a more detailed look at February weather in the area, check out San Ramon weather in February.
In comparing the weather of April and March, we observe some notable differences. April experiences a slightly lower average temperature of 24°C (76°F) compared to March's 25°C (77°F), although both months share the same minimum temperature of 18°C (64°F). Maximum temperatures also remain similar, with April reaching up to 31°C (89°F) and March peaking at the same temperature. However, April is significantly wetter, with precipitation of 118 mm (4.6 in) over 24 days, while March sees only 18 mm (0.7 in) of rainfall over just 4 days. Humidity levels remain quite comparable between the two months, with March at 66% and April slightly higher at 67%. For more detailed information, you can check San Ramon weather in March.
In comparing the weather of April and May, we find that temperatures remain relatively consistent, with April showcasing a minimum of 18°C (64°F) and a maximum of 31°C (89°F), while May starts slightly warmer with a minimum of 19°C (67°F) and a maximum of 30°C (86°F). However, May experiences a significant increase in precipitation, receiving 412 mm (16.2 in) across 30 days, compared to April's 118 mm (4.6 in) over 24 days. Additionally, humidity is slightly higher in May at 69%, compared to April's 67%. For a detailed look at May's climate, you can visit San Ramon weather in May.
April and June weather exhibit notable differences in temperature and precipitation patterns. In April, temperatures range from a minimum of 18°C (64°F) to a maximum of 31°C (89°F), with an average of 24°C (76°F). Although it experiences less rainfall than June, with 118 mm (4.6 in) over 24 days, the humidity remains relatively high at 67%. In contrast, June sees slightly warmer temperatures with a minimum of 19°C (66°F) and a slightly lower maximum of 30°C (86°F), maintaining an average of 24°C (75°F). However, June is significantly wetter, recording 397 mm (15.6 in) of precipitation over 30 days and a higher humidity level of 84%. For more detailed information, you can check San Ramon weather in June.
In April, the weather is generally warm with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 31°C (89°F), while maintaining an average of 24°C (76°F). The month experiences 118 mm (4.6 in) of precipitation over 24 days, with a humidity level of 67%. In contrast, July sees slightly higher minimum temperatures at 19°C (67°F) and a marginally lower maximum of 29°C (85°F), with an average still around 24°C (75°F). However, July is much wetter, receiving 296 mm (11.7 in) of rainfall over 30 days and experiencing higher humidity at 85%. For more detailed information, you can visit San Ramon weather in July.
In comparing the weather between April and August, April generally presents slightly warmer conditions with average temperatures ranging from a minimum of 18°C (64°F) to a maximum of 31°C (89°F). In contrast, August features a minimum temperature of 19°C (66°F) and a maximum of 30°C (85°F), making it slightly cooler overall. Moreover, August experiences significantly higher levels of precipitation, totaling 393 mm (15.5 in) over 30 days, compared to April's 118 mm (4.6 in) spread over 24 days. Additionally, humidity increases from April's 67% to August's 82%, contributing to a more humid atmosphere. For a detailed look at August weather patterns, you can visit San Ramon weather in August.
April and September exhibit distinct weather patterns, each with its own characteristics. In April, temperatures range from a minimum of 18°C (64°F) to a maximum of 31°C (89°F), with an average of 24°C (76°F). While the month sees significant rainfall, totaling 118 mm (4.6 in) over 24 days, humidity sits at a comfortable 67%. In contrast, September features slightly cooler temperatures, with a minimum of 18°C (66°F) and a maximum of 29°C (85°F), averaging 23°C (74°F). However, this month is marked by heavy precipitation, accumulating to 461 mm (18.2 in) over 29 days, leading to higher humidity levels at 81%. For more specifics on September's weather, you can refer to San Ramon weather in September.
April and October present contrasting weather patterns despite their similar minimum temperatures. In April, the average temperature reaches a pleasant 24°C (76°F), with maximums peaking at 31°C (89°F) and a total precipitation of 118 mm (4.6 in) spread over 24 days, resulting in moderate humidity levels at 67%. In contrast, October sees a slight drop in average temperature to 23°C (73°F) and maximums of 29°C (84°F), but it experiences significantly higher rainfall with 639 mm (25.2 in) over 30 days, leading to increased humidity at 80%. These differences highlight the transitional nature of the seasons in this region. For more detailed insights, check out San Ramon weather in October.
April and November showcase distinct weather patterns, with April generally being warmer. In April, temperatures range from a minimum of 18°C (64°F) to a maximum of 31°C (89°F), with an average of 24°C (76°F) and humidity at 67%. Conversely, November experiences slightly cooler temperatures with a minimum of 18°C (64°F) and a maximum of 29°C (85°F), averaging 23°C (74°F). However, November sees significantly higher precipitation at 251 mm (9.9 in) over 28 days compared to April's 118 mm (4.6 in) across 24 days, contributing to higher humidity levels of 80%. For further details, you can check out San Ramon weather in November.
In April, temperatures soar with a minimum of 18°C (64°F) and an average of 24°C (76°F), peaking at 31°C (89°F). This month also sees higher precipitation levels, with 118 mm (4.6 in) falling over 24 days, contributing to a humidity level of 67%. In contrast, December experiences slightly cooler temperatures, with a minimum of 18°C (65°F) and an average of 23°C (74°F), caping at a maximum of 30°C (86°F). The precipitation in December is considerably less, totaling 72 mm (2.8 in) over 18 days, along with a higher humidity of 72%. For more details on December's climate, you can refer to San Ramon weather in December.
As April rolls in, San Ramon's weather becomes notably more dynamic, featuring increased humidity and frequent showers that set it apart from the drier months. With temperatures peaking at a warm 31°C and an average of 24°C, residents can expect a mix of heat and refreshing rain that contributes to the region's lush landscapes. The 24 days of rain and a substantial 118 mm of precipitation create a vibrant atmosphere, making April a month of renewal and growth. This unique weather pattern underscores why many locals and visitors cherish this time of year. For deeper insights into how San Ramon's climate compares throughout the year, explore San Ramon Climate.