Last updated: April 22, 2025
Experience the vibrant climate of Nuevo Vallarta, Mexico in August, where the heat is palpable with maximum temperatures reaching 31°C (89°F) and an average of 27°C (81°F), perfect for beach lovers. However, prepare for the moisture-laden air, as humidity levels hover around 78%, creating a tropical feel. August also brings considerable precipitation, with rainfall totaling 382 mm (15.0 in) over 29 days, making it one of the wetter months of the year. Whether you’re seeking sun-soaked afternoons or refreshing tropical showers, August offers a unique blend of weather that captures the essence of this stunning coastal destination.
In August, Nuevo Vallarta experiences warm and inviting temperatures, with nighttime lows around 22°C (72°F) and daytime highs peaking at 31°C (89°F). The average temperature settles at a comfortable 27°C (81°F), providing the perfect backdrop for beach activities and outdoor adventures. This month marks a continuation of the summer warmth, following July's slightly higher temperatures, yet remains consistently mild compared to the hotter days in June. As summer transitions to autumn, travelers can expect pleasant evenings and balmy days, making August an excellent time to explore the stunning coastal scenery and vibrant local culture. Overall, the stable temperature trend encourages plenty of sun-filled days, ideal for unwinding under the Mexican sun.
In August, Nuevo Vallarta experiences its peak precipitation, with 382 mm (15.0 in) of rain falling over an impressive 29 days. This significant increase marks a sharp contrast to the parched early months of the year, where rainfall was minimal, often totaling just a few millimeters across several dry days. The transition from July to August showcases a dramatic surge in moisture, setting the stage for lush landscapes and vibrant ecosystems. The heavy rains continue into September, yet August remains distinct as the wettest month, highlighting a pronounced summer pattern in this coastal paradise. As the rainy season progresses, visitors can expect a dynamic climate that transforms the region, enriching its natural beauty while embracing the rhythm of tropical weather.
In August, Nuevo Vallarta, Mexico, experiences a humidity level of 78%, which is consistent with the high humidity trend that begins in June and peaks during the summer months. Following a gradual descent from 71% in January to 66% in April, the humidity climbs sharply, reaching its summer highs with July also at 79%. This pattern establishes August as a month where the tropical climate remains distinctly humid, similar to its neighboring months of June and September. As the year progresses into the fall, humidity levels begin to taper off slightly, yet August remains a quintessential example of Nuevo Vallarta's warm and sticky summers.
In August, Nuevo Vallarta experiences its peak UV Index, reaching 13, categorized as extreme, which means sun safety precautions are crucial with a burn time of just 10 minutes. This mirrors the trend established throughout the summer months, where UV levels remain consistently high, particularly from March through July. The summer's intense sunlight can be quite relentless, emphasizing the importance of protective measures for beachgoers and outdoor enthusiasts. As the season transitions into September and October, the UV Index slightly decreases, yet it continues to hover in the extreme category, reminding visitors to remain vigilant even as summer winds down. For detailed insights on how to navigate UV exposure in this beautiful coastal destination, check out Nuevo Vallarta UV Index.
UV Risk Categories
August in Nuevo Vallarta, Mexico, offers a delightful balance of sunshine, boasting 274 hours of sun-soaked days. This amount, while lower than the heights of May with its impressive 349 hours, still ensures plenty of radiant moments as summer begins to wane. Following the peak of early summer months like April and May, which draw sun-seekers to the region, August presents a slight dip in sunshine hours, yet remains significantly brighter than the cooler months ahead. With an average of 306 hours from June to July, August retains a lush warmth, appealing to those looking to savor the last stretches of summer. As autumn approaches, the sun in Nuevo Vallarta continues to grant a vibrant farewell to the season, encouraging visitors to bask in its golden glow.
In Nuevo Vallarta during August, the likelihood of sunny weather significantly diminishes, with a mere 15% chance of clear skies. This marks a stark contrast to the sunnier months of March and April, where probabilities peak at 77% and 66%, respectively. Following the summer months of June and July—both at 23%—August enters the rainy season, contributing to the overall trend of decreasing sunshine as the year progresses. As autumn approaches, the chances gradually improve, soaring back up to 39% in October and returning to 60% by November. So, while August may not be the ideal time for sun-seekers in Nuevo Vallarta, the promise of more favorable weather returns in the subsequent months.
In Nuevo Vallarta, Mexico, August brings a delightful 12 hours of daylight, continuing the summer trend of generous sunshine hours that peak in May, June, and July with 13 hours. As the year unfolds, daylight gradually shifts, starting at 11 hours during the winter months of January and February, before transitioning into longer days from March through July. Following August, daylight begins to wane again during September and October, eventually tapering back to 11 hours in November and 10 hours by December. This rhythmic ebb and flow of daylight not only marks the changing seasons but also enhances the allure of outdoor activities and beach adventures throughout the year.
In August, the breezy allure of Nuevo Vallarta continues to offer a gentle reprieve from the summer heat, with average wind speeds hovering around 1.5 m/s (3 mph). This subtle shift in wind patterns marks a slight dip from the preceding months, showcasing a transition towards the calmness of late summer. While the breeze may be light, it provides an inviting atmosphere for leisurely beach strolls and sunset views. As the year progresses, you’ll note the dynamic variations—where wind speeds generally start high in early months and gradually decrease, before picking up again in the cooler months of November and December. Overall, August represents a serene moment in the ever-evolving climate rhythm of this beautiful coastal paradise.
The weather in Nuevo Vallarta changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Nuevo Vallarta and find detailed weather information for every month.
August and January present stark contrasts in weather conditions. August experiences much warmer temperatures, with a minimum of 22°C (72°F) and an average high reaching 31°C (89°F), while January’s temperatures are cooler, with a minimum of 13°C (56°F) and a maximum of 30°C (85°F). Additionally, August is characterized by its high humidity at 78% and significant rainfall, receiving 382 mm (15.0 in) over 29 days, compared to January’s dry climate with only 23 mm (0.9 in) over just 2 days. For a detailed overview of January weather in Nuevo Vallarta, you can visit Nuevo Vallarta weather in January.
August and February present contrasting weather patterns. In August, temperatures are notably warmer, ranging from a minimum of 22°C (72°F) to a maximum of 31°C (89°F), with a high average of 27°C (81°F). This month also sees significant rainfall, with 382 mm (15.0 in) of precipitation spread over 29 days and humidity levels hovering around 78%. In stark contrast, February experiences milder temperatures, with a minimum of 15°C (59°F) and a maximum of 29°C (84°F), averaging 22°C (71°F). Precipitation is minimal during this month at just 29 mm (1.1 in) over only 3 days, accompanied by lower humidity levels of 69%. For a detailed look at February weather, you can visit Nuevo Vallarta weather in February.
In comparing the weather between August and March, it’s evident that August is significantly warmer and wetter. During August, temperatures range from a minimum of 22°C (72°F) to a maximum of 31°C (89°F), with an average of 27°C (81°F), accompanied by heavy precipitation of 382 mm (15.0 in) over 29 days. In contrast, March offers milder temperatures, with a minimum of 15°C (59°F) and a maximum of 29°C (85°F), resulting in a pleasant average of 22°C (72°F). March experiences almost no precipitation, with only 1 mm (0.0 in) recorded on 0 days, and lower humidity at 67%. For more detailed insights, check out Nuevo Vallarta weather in March.
The weather in August contrasts sharply with that of April. While August boasts higher temperatures, with a minimum of 22°C (72°F) and an average of 27°C (81°F), April is cooler, starting at a minimum of 16°C (61°F) and averaging 23°C (74°F). Additionally, August experiences significantly more rainfall, with 382 mm (15.0 in) spread over 29 days, resulting in a humid environment at 78%. In stark contrast, April enjoys dry conditions with virtually no precipitation, allowing for sunny days and a comfortable humidity level of 66%. For more insights, you can explore Nuevo Vallarta weather in April.
August weather is characterized by significantly higher temperatures and humidity compared to May. While August sees average temperatures around 27°C (81°F) and can reach as high as 31°C (89°F), May offers a cooler climate with averages of 25°C (77°F) and a maximum of 30°C (87°F). Additionally, August experiences much more precipitation, with a staggering 382 mm (15.0 in) spread over 29 days, making it a very wet month, whereas May sees negligible rain at only 4 mm (0.2 in) and no rainy days at all. The increased humidity in August, at 78%, further enhances the warmth, making it feel hotter than the relatively comfortable humidity of 69% in May. For more details on May weather, you can visit Nuevo Vallarta weather in May.
In comparing the weather between June and August, both months feature warm temperatures with maximums reaching 31°C (89°F), but August tends to be slightly warmer on average, with minimum temperatures averaging 22°C (72°F) compared to June's 20°C (69°F). Additionally, August experiences significantly higher precipitation, with 382 mm (15.0 in) falling over 29 days, whereas June sees only 171 mm (6.7 in) over 15 days. Interestingly, both months maintain a high humidity level of 78%, contributing to the tropical feel of the region. For detailed information on June weather, you can check Nuevo Vallarta weather in June.
When comparing the weather between July and August, both months showcase similar average temperatures, hovering around 27°C (81°F). However, July tends to be slightly warmer, with a minimum temperature of 23°C (74°F) and a maximum of 32°C (89°F). In contrast, August features a slightly cooler minimum of 22°C (72°F) and a maximum of 31°C (89°F). One notable difference is the amount of precipitation, with August receiving significantly more rainfall at 382 mm (15.0 in) across 29 days, compared to July's 192 mm (7.6 in) over 24 days. The humidity levels are nearly identical, with July at 79% and August at 78%. For a detailed look at July's weather patterns, check out Nuevo Vallarta weather in July.
In comparing the weather between August and September, we notice that both months feature warm temperatures, with minimums hovering around 22-23°C (72-73°F) and maximums reaching up to 31°C (88-89°F). However, August experiences slightly higher average temperatures of 27°C (81°F) compared to September's average of 26°C (80°F). Precipitation levels are also notable, with August receiving 382 mm (15.0 in) of rain over 29 days, whereas September has a bit less at 358 mm (14.1 in) over 28 days. Interestingly, the humidity remains constant at 78% for both months. For more specific information regarding September weather, you can check out Nuevo Vallarta weather in September.
In August, the weather tends to be quite humid and warm, with average temperatures around 27°C (81°F) and maximums reaching 31°C (89°F). This month also experiences heavy rainfall, with an average of 382 mm (15.0 in) of precipitation over 29 days, making it one of the wettest months of the year. In contrast, October offers a slightly cooler and drier climate, with average temperatures at 26°C (80°F) and maximums hitting 32°C (90°F). Rainfall decreases significantly to 214 mm (8.4 in) over 21 days, and humidity also lowers to 75%. For more information on the specific weather patterns during this month, you can check Nuevo Vallarta weather in October.
August and November weather significantly differ in both temperature and precipitation patterns. In August, temperatures are warmer with a minimum of 22°C (72°F) and an average of 27°C (81°F), peaking at 31°C (89°F). This month also experiences substantial rainfall, with an impressive 382 mm (15.0 in) spread over 29 days, resulting in high humidity levels at 78%. In contrast, November offers a milder climate, featuring a minimum temperature of 17°C (63°F) and an average of 25°C (77°F), while still reaching 31°C (88°F) at the upper end. Moreover, November is much drier, with only 30 mm (1.2 in) of precipitation over just 4 days and slightly lower humidity at 74%. For more detailed insights, you can check Nuevo Vallarta weather in November.
The weather in August is characterized by much warmer temperatures, with daily averages around 27°C (81°F) and maximums reaching 31°C (89°F). In contrast, December offers cooler conditions, with an average temperature of 22°C (73°F) and maximums peaking at 29°C (84°F). Additionally, August experiences significantly higher rainfall, accumulating about 382 mm (15.0 in) over 29 days, while December sees minimal precipitation of just 20 mm (0.8 in) across only 3 days. Humidity levels remain relatively high in both months, with August at 78% and December slightly lower at 74%. For more details on the weather during December, check out Nuevo Vallarta weather in December.
In August, Nuevo Vallarta experiences a distinct shift in weather, marked by increased humidity and substantial rainfall, setting it apart from other months. The temperature remains pleasantly warm, with average highs around 31°C, inviting outdoor activities. However, the precipitation, with nearly the entire month seeing rain, creates a lush tropical atmosphere. This combination of high humidity and frequent downpours means that visitors should be prepared for sudden showers, but they will also be rewarded with vibrant green landscapes and fewer crowds. For a deeper understanding of what to expect, check out Nuevo Vallarta Climate.