Last updated: August 21, 2025
In May, Valparaiso, Brazil experiences a diverse climate characterized by a maximum temperature of 34°C (94°F) and an average of 22°C (72°F). The month sees a cooler minimum of 6°C (44°F), creating a pleasant variation for residents and visitors alike. Amidst this warmth, precipitation totals around 33 mm (1.3 in) over approximately 4 days, contributing to a humidity level of 60%. This combination of temperatures and humidity creates a unique atmosphere in the coastal city, making May an intriguing time to explore Valparaiso's stunning landscapes and vibrant culture.
In May, Valparaiso, Brazil, experiences a notable shift in temperatures as the region transitions into cooler months. With a minimum of 6°C (44°F), the mornings can feel brisk, while the average temperature hovers around 22°C (72°F), offering pleasant afternoons ideal for outdoor activities. The maximum temperature may reach up to 34°C (94°F), showcasing the lingering warmth of the late summer. This month marks a significant drop from the balmy temperatures of earlier months, such as January and February, hinting at the approaching winter. May's weather encourages both cozy indoor gatherings and invigorating outings, making it a unique time to experience the charm of Valparaiso.
In May, Valparaiso experiences a significant drop in precipitation, receiving only 33 mm (1.3 in) over just four days of rain. This reduction is a continuation of the trend from April, where the rainfall was already minimal at 61 mm (2.4 in), marking a stark contrast to the heavy rains seen earlier in the year, such as January's 193 mm (7.6 in). As the rainy season begins to wind down, May's lighter showers signal a transition toward the drier months ahead, with June and July anticipating even less rainfall, further emphasizing the region's seasonal fluctuations.
As May arrives in Valparaiso, Brazil, the air becomes noticeably drier, with humidity levels dropping to 60%. This marks a significant transition from the high humidity of the earlier months, which averaged around 84% from January to March. Following a gradual decline in April, when humidity dipped to 76%, May signals the onset of a much drier season, setting the stage for even lower humidity levels in the coming months, as it further plummets to 48% in June and reaches a crisp 44% in July. This trend continues through the winter months, highlighting a distinctive shift from the tropical warmth of the summer, providing residents and visitors alike with a refreshing break in the climate.
In May, Valparaiso experiences a UV Index of 8, placing it in the very high exposure category with a burn time of just 15 minutes. This marks a slight decrease from the intense levels seen earlier in the year, where indices soared up to 16 in February and January. Despite this reduction, caution is still essential, as the sun can be unforgiving. As the months progress, the UV Index continues to fluctuate, indicating a seasonal shift, with June seeing a further drop to 7 (high exposure). For those looking to enjoy the sunny days in May, it's crucial to stay protected. To learn more about UV levels throughout the year, visit Valparaiso UV Index.
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In May, Valparaiso enjoys 298 hours of sunshine, maintaining a delightful brightness as it transitions into winter. This month is indicative of a trend where the region experiences a consistent crossover of sunny days from the vibrant summer months of January to April, which average over 258 hours. Following May, the sunshine hours dip slightly in June to 288 hours, but overall, Valparaiso retains a commendable amount of sunshine throughout the year. The moderate sunshine in May perfectly encapsulates the pleasant climate of coastal Brazil, inviting both residents and visitors to revel in the outdoors before the cooler months set in.
As May approaches in Valparaiso, Brazil, the likelihood of sunny weather is quite promising, with a 64% chance of sunshine. This marks a slight dip from the sunny conditions experienced in April, which boasts a 65% chance, showcasing a trend of generally favorable weather as the year progresses. Following the potentially overcast months of March and February, both hovering below 50%, May transitions into a season characterized by increasing clarity and warmth, paving the way for bright days ahead. Looking forward, the sun shines even more brightly in the months of July and August, where the probability jumps to 81% and 73% respectively, promising an exciting outlook for sun-seekers and outdoor enthusiasts in the upcoming winter months. Overall, May is a delightful prelude to the more sun-soaked winter days in Valparaiso.
In Valparaiso, Brazil, the month of May marks a transitional phase in daylight duration, with 11 hours of daylight. As the year progresses from the long days of January and February, which boast 13 hours of sunlight, daylight gradually diminishes through the cooler months of March and April, before plateauing in May. This pattern continues into June and July, where the daylight hours dip to 10 hours, offering a stark contrast to the lush, sun-filled summers. However, as spring approaches in August, daylight begins to recover, reflecting the ebb and flow of seasons. This consistent rhythm of longer and shorter days not only shapes daily life in Valparaiso but also enhances the city's vibrant, dynamic character throughout the year.
In May, Valparaiso experiences a delightful shift in its wind patterns, with an average speed of 2.5 m/s (6 mph). This month marks a subtle decline from the slightly breezier April, yet it remains consistent with June's wind. The trend reveals a gradual increase in wind speeds as the seasons progress, starting from the calmer days of January through April, culminating in the more spirited gusts typical of mid-year. As summer approaches, the invigorating breezes of May perfectly encapsulate the city's coastal charm, providing an ideal backdrop for outdoor activities and exploration.
Weather in Valparaiso varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Valparaiso, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, the weather features a pleasant range of temperatures with a minimum of 6°C (44°F) and an average of 22°C (72°F), peaking at 34°C (94°F). The month is relatively dry, receiving only 33 mm (1.3 in) of precipitation over about four days and maintaining a humidity level of 60%. In contrast, January experiences much warmer conditions, with minimum temperatures around 19°C (66°F) and an average of 26°C (80°F), reaching highs of 37°C (99°F). However, January is significantly wetter, accumulating 193 mm (7.6 in) of rainfall across 17 days, resulting in higher humidity levels at 84%. For more details, visit Valparaiso weather in January.
When comparing the weather in May and February, there are notable differences in temperature and precipitation patterns. May experiences a more comfortable range with minimum temperatures around 6°C (44°F) and an average of 22°C (72°F), peaking at 34°C (94°F). In contrast, February is significantly warmer, with minimums at 17°C (64°F) and averages around 26°C (79°F), reaching highs of 36°C (97°F). Additionally, February is much wetter, receiving 157 mm (6.2 in) of precipitation over 16 days, while May has only 33 mm (1.3 in) over just 4 days. Humidity is also higher in February at 85%, compared to May's 60%. For more insights on February weather, visit Valparaiso weather in February.
When comparing the weather in March and May, notable differences emerge. March experiences warmer temperatures, with a minimum of 18°C (64°F) and an average of 26°C (80°F), peaking at 37°C (98°F). In contrast, May offers more moderate temperatures, ranging from a minimum of 6°C (44°F) to a maximum of 34°C (94°F), with an average of 22°C (72°F). Additionally, March sees significantly higher precipitation, with 100 mm (3.9 in) over 14 days, compared to May’s 33 mm (1.3 in) over just 4 days. Humidity levels are also elevated in March at 84%, compared to May’s 60%. For a more detailed look at March weather patterns, you can visit Valparaiso weather in March.
In comparing the weather between April and May, it's evident that May experiences a more moderate temperature range, with a minimum of 6°C (44°F), an average of 22°C (72°F), and a maximum of 34°C (94°F). In contrast, April has higher minimum and average temperatures, starting at 11°C (52°F) and peaking at an average of 25°C (77°F). April also sees a significantly greater amount of precipitation, totaling 61 mm (2.4 in) over five days, compared to May's lighter 33 mm (1.3 in) over four days. Additionally, the humidity levels are notably higher in April at 76%, while May has a more comfortable 60%. For more details, you can check out Valparaiso weather in April.
In comparing the weather between May and June, we see that both months maintain an average temperature of 22°C (72°F). However, May experiences a wider temperature range with minimums dropping to 6°C (44°F) and maximums reaching 34°C (94°F), while June's temperatures are slightly milder, with a minimum of 7°C (45°F) and a maximum of 33°C (92°F). Precipitation levels also differ, as May sees 33 mm (1.3 in) over 4 days, compared to June's 16 mm (0.6 in) spread over just 2 days, indicating a drier month ahead. Additionally, humidity decreases in June to 48%, down from May’s 60%. For more detailed insights, check out Valparaiso weather in June.
In May, temperatures range from a minimum of 6°C (44°F) to a maximum of 34°C (94°F), with an average of 22°C (72°F). The month experiences moderate precipitation of 33 mm (1.3 in) over about 4 days and humidity levels are relatively high at 60%. In contrast, July sees slightly cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 33°C (92°F), averaging around 21°C (70°F). Notably, July is much drier, with only 10 mm (0.4 in) of precipitation on 0 days and a lower humidity level of 44%. For a detailed look at weather conditions, you can check Valparaiso weather in July.
In comparing the weather of May and August, we observe that both months have a similar average temperature, around 22°C (72°F), yet August records slightly higher maximum temperatures, reaching up to 37°C (98°F). May begins with cooler nights, with a minimum temperature of 6°C (44°F) compared to August's 7°C (45°F). Additionally, August experiences less precipitation, totaling only 20 mm (0.8 in) over four days, whereas May sees slightly more rain at 33 mm (1.3 in) over the same number of days. This makes August notably drier and less humid at 38% compared to May's 60%. For more information, you can check Valparaiso weather in August.
In May, temperatures range from a cool 6°C (44°F) at night to a warm 34°C (94°F) during the day, with an average temperature of 22°C (72°F). The month sees about 33 mm (1.3 in) of rainfall over approximately 4 days, accompanied by a humidity level of 60%. In contrast, September experiences a milder nighttime minimum of 13°C (55°F) and significantly higher daytime maximums of 41°C (106°F), averaging around 27°C (80°F). Precipitation is lighter at 23 mm (0.9 in) over just 3 days, and the humidity drops notably to 33%. For more details, check Valparaiso weather in September.
In May, the weather features a wide temperature range, with minimums around 6°C (44°F) and maximums reaching up to 34°C (94°F), while the average temperature rests at a comfortable 22°C (72°F). The month experiences relatively low precipitation, totaling 33 mm (1.3 in) over about four days, and has an average humidity of 60%. In contrast, October sees significantly warmer conditions, with a minimum of 15°C (60°F) and maximums soaring to 42°C (108°F), averaging 26°C (80°F). However, this month is wetter, recording 101 mm (4.0 in) of rainfall over 12 days and displaying lower humidity at 31%. For more detailed insights, you can check out Valparaiso weather in October.
May and November present notably different weather patterns. In May, temperatures range from a minimum of 6°C (44°F) to a maximum of 34°C (94°F), with an average of 22°C (72°F). The month sees relatively low precipitation, totaling just 33 mm (1.3 in) over about four days, and a humidity level of 60%. In contrast, November experiences warmer conditions, with temperatures ranging from a minimum of 14°C (58°F) to a peak of 38°C (101°F), averaging 26°C (80°F). Precipitation significantly increases to 115 mm (4.5 in) across 13 days, coupled with a slight rise in humidity to 62%. For a more detailed overview of weather in November, you can check Valparaiso weather in November.
May and December weather present a striking contrast in both temperature and precipitation. In May, temperatures range from a cool minimum of 6°C (44°F) to a warm average of 22°C (72°F), reaching a maximum of 34°C (94°F) on hotter days. The month experiences relatively low precipitation, with only 33 mm (1.3 in) over 4 days, and humidity levels at a comfortable 60%.
In contrast, December sees much warmer temperatures, with a minimum of 17°C (63°F), an average of 26°C (80°F), and peaks reaching up to 36°C (98°F). However, it also brings substantially more rainfall, totaling 164 mm (6.5 in) across 17 days, leading to higher humidity levels at 82%. For a more detailed look at December conditions, check out Valparaiso weather in December.
As May settles in, Valparaiso experiences a delightful transition in weather, contrasting with the warmer months preceding it. With an average temperature of 22°C (72°F), the days are comfortably warm, while the nights may bring a cool breeze, letting temperatures dip as low as 6°C (44°F). This month is also notable for its relatively low precipitation, with only a few days of light rainfall and humidity levels around 60%, creating a pleasant outdoor atmosphere. For those planning a visit or simply looking to understand the local climate, May offers a refreshing respite from the summer heat. Explore more about the weather trends by visiting Valparaiso Climate.