Last updated: August 21, 2025
Experience the coastal charm of Laguna, Brazil in December, where the average temperature settles at a pleasant 23°C (73°F). With a maximum of 29°C (85°F), days are warm and inviting, perfect for exploring the stunning beaches. Evenings cool down to around 17°C (63°F), making for comfortable nights under the stars. Expect a rainfall total of 110 mm (4.4 in) over 13 days, contributing to the lush scenery and vibrant atmosphere. The humidity hovers at a high 88%, enhancing the tropical feel of this picturesque destination. Whether you're seeking adventure or relaxation, December in Laguna offers a delightful escape.
In Laguna, Brazil, December marks a delightful transition as temperatures begin to rise, setting the stage for summer. With minimums around 17°C (63°F) and average highs reaching 29°C (85°F), visitors can expect pleasantly warm days, ideal for beach outings and outdoor adventures. This month uniquely bridges the milder conditions of the preceding months, such as November's average of 21°C (70°F), and the hotter highs experienced in January. Notably, December’s average temperature of 23°C (73°F) signals a shift to balmy weather, inviting both locals and tourists to bask in the vibrant atmosphere of this coastal gem. As the days grow longer and warmer, December in Laguna becomes a perfect time to enjoy nature's abundance and the lively spirit of the holiday season.
In December, Laguna, Brazil, experiences a precipitation total of 110 mm (4.4 in), falling on an average of 13 days throughout the month. This marks a slight decrease from the wetter months earlier in the year—most notably June, with its peak of 145 mm, and May with 138 mm—while remaining significantly higher than the drier August, which recorded only 60 mm. The month showcases a transitional pattern, balancing between the wetter, stormier season and the drier periods that follow. December's precipitation contributes to a vibrant landscape, promoting lush greenery that underscores the region’s natural beauty as it gears up for the new year.
In December, the humidity in Laguna, Brazil, reaches 88%, marking a notable increase that mirrors the trend of rising moisture levels as the year comes to a close. Throughout the months, humidity has shifted gently but consistently, starting at 85% in January and exhibiting subtle fluctuations before peaking in December. While the summer months of January through March enjoy elevated humidity levels, the subsequent drop to 80% in July hints at a refreshing winter breeze. However, the comeback in late spring and early winter, with 87% in both October and November, sets the stage for this month's high, suggesting that Laguna's climate is characterized by a distinctive cycle of increased humidity, particularly towards the year-end.
As the year comes to a close, Laguna, Brazil, experiences consistently high UV levels, particularly in December, where the UV Index reaches 14, categorized as extreme. This mirrors the trend seen in the preceding months, with January and February also peaking at the same index. Throughout the year, the region showcases a dramatic shift in UV exposure categories: while the first half is characterized by extreme to very high levels, it gradually moderates during the middle of the year, only to surge back in late fall. With a burn time of just 10 minutes during December, it's crucial for residents and visitors alike to stay vigilant and protect their skin against the intense sun. For more information and insights, check out Laguna UV Index.
UV Risk Categories
December in Laguna, Brazil, shines brightly with an impressive 348 hours of sunshine, marking it as the sunniest month of the year. This radiant finale caps a year that showcases a clear trend: as the seasons transition from fall to summer, sunshine hours generally increase, peaking in December. Following the annual cycle, November already begins this upward trajectory with 314 hours, setting the stage for the holiday season filled with warmth and light. In contrast, the winter months of June and July offer a more moderate experience with 240 and 255 hours, respectively. Overall, December’s brilliance not only highlights the beauty of summer in Laguna but also reinforces the region's appeal for sun-seekers looking to bask in the glow of the holidays.
As December unfolds in Laguna, Brazil, the likelihood of enjoying sunny weather stands at 47%, offering a pleasant mix of bright days as the year draws to a close. This figure indicates a notable shift from the preceding months, with the chance of sunshine dipping in the colder season before rising again in summer. Compared to November's 42%, December brings a slight improvement, hinting at the returning warmth and clearer skies. Notably, this trend of fluctuating sunshine reflects the region's transition from the cooler months of late spring to the balmy days of summer, making December an appealing time for those seeking an outdoor escape amidst increasing sunlight.
In Laguna, Brazil, daylight duration undergoes a captivating transformation throughout the year. December experiences a generous 13 hours of daylight, mirroring the brightness of January and February. As the calendar shifts toward winter, daylight gradually diminishes, reaching a minimum of 10 hours in the mid-year months of May, June, and July. The trend then begins to reverse, with daylight gradually increasing again to 11 hours in August and September, before returning to the longer days of 12 hours in October and again 13 hours in November. This rhythmic cycle not only marks the seasonal changes but also enriches the vibrant life and activities in Laguna, making it a dynamic place throughout the year.
As December arrives in Laguna, Brazil, the winds begin to whisper a story of gentle consistency and subtle transition. With an average wind speed of 5.3 m/s (12 mph), this month's breezes are reminiscent of the slightly more vigorous gusts seen in both August and September, where the winds peaked at 5.4 m/s and 6.1 m/s respectively. The trend through the year showcases a charming rhythm; while January kicks off with calm winds at 5.0 m/s, the speeds gradually pick up in the latter months, hinting at the playful shift from summer's warmth toward the cooler embrace of winter. December's winds, still robust yet amiable, are a fitting conclusion to the year's climatic tale, inviting both locals and visitors to delight in the refreshing embrace of nature's breath.
Weather in Laguna varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Laguna, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January both feature warm temperatures, but January tends to be warmer overall. In December, the minimum temperature is around 17°C (63°F) with an average of 23°C (73°F) and a maximum of 29°C (85°F). In comparison, January sees higher temperatures, starting at a minimum of 21°C (70°F), average of 25°C (77°F), and peaking at 31°C (87°F). Precipitation is slightly higher in January, with 118 mm (4.7 in) over 14 days compared to December's 110 mm (4.4 in) over 13 days, while the humidity is marginally lower at 85%. For more specific details on January conditions, you can check Laguna weather in January.
In comparing the weather between December and February, December generally experiences slightly cooler temperatures with an average of 23°C (73°F), while February warms up a bit with an average of 24°C (76°F). Notably, the maximum temperatures in February reach up to 31°C (89°F), exceeding December's maximum of 29°C (85°F). Precipitation levels are fairly comparable, with December receiving 110 mm (4.4 in) over 13 days, and February having slightly less at 104 mm (4.1 in) over 12 days. Additionally, humidity is marginally lower in February at 84%, compared to December's 88%. For more detailed insights, you can check Laguna weather in February.
When comparing December and March weather, both months feature similar temperature ranges, with December experiencing a minimum of 17°C (63°F) and an average of 23°C (73°F), while March sees slightly warmer conditions with a minimum of 19°C (67°F) and an average of 24°C (75°F). Precipitation levels are comparable, with December receiving 110 mm (4.4 in) over 13 days and March having just a bit more at 111 mm (4.4 in) across 18 days. Humidity is slightly higher in December at 88%, whereas March maintains a more comfortable 84%. For a detailed look at March's climate, check out Laguna weather in March.
December and April weather share some similarities, but also notable differences. In December, temperatures range from a minimum of 17°C (63°F) to a maximum of 29°C (85°F), with an average of 23°C (73°F). The month is characterized by higher precipitation, totaling 110 mm (4.4 in) over 13 days, and humidity stays at a high 88%. In contrast, April experiences slightly cooler temperatures, with a minimum of 16°C (62°F) and a maximum of 28°C (82°F), averaging 22°C (72°F). Precipitation is reduced to 84 mm (3.3 in) over the same number of rainy days, and humidity is a bit lower at 83%. For more detailed information, check out Laguna weather in April.
When comparing the weather in December and May, December presents warmer temperatures, with a minimum of 17°C (63°F) and an average of 23°C (73°F), peaking at a maximum of 29°C (85°F). In contrast, May is cooler, featuring a minimum temperature of 13°C (56°F) and an average of 20°C (68°F), with a maximum of 27°C (81°F). Additionally, precipitation in May is slightly higher at 138 mm (5.4 in) over 11 days, compared to December's 110 mm (4.4 in) spread across 13 days. Humidity levels are quite similar, with December at 88% and May at 86%. For more details on the climate in May, you can visit Laguna weather in May.
December and June present distinctly different weather patterns. In December, temperatures range from a minimum of 17°C (63°F) to a maximum of 29°C (85°F), with an average of 23°C (73°F), accompanied by high humidity at 88%. The month sees around 110 mm (4.4 in) of precipitation over approximately 13 days. In contrast, June features cooler temperatures with a minimum of 10°C (50°F), averaging 18°C (65°F), and reaching up to 26°C (79°F). Although the total precipitation is higher at 145 mm (5.7 in), it occurs over just 9 days, resulting in slightly lower humidity at 82%. For more detailed information, check Laguna weather in June.
December and July present a stark contrast in weather conditions. In December, temperatures range from a minimum of 17°C (63°F) to a maximum of 29°C (85°F), with an average of 23°C (73°F). The month also experiences higher humidity at 88% and more rainfall, totaling 110 mm (4.4 in) over 13 days. In contrast, July is cooler, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 24°C (75°F), averaging 17°C (62°F). Rainfall in July is less frequent, occurring on 9 days and totaling 85 mm (3.4 in), with humidity at a lower 80%. For a closer look at July weather, check out Laguna weather in July.
When comparing the weather in December and August, there are marked differences in temperature and humidity. December boasts a warmer climate with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 29°C (85°F), while August experiences cooler temperatures, with an average minimum of 10°C (50°F) and a maximum of 30°C (85°F). Additionally, December is significantly wetter, receiving 110 mm (4.4 in) of precipitation over 13 days, compared to August’s 60 mm (2.3 in) over just 6 days. Humidity is also higher in December at 88%, compared to 81% in August, giving December a more humid feel overall. For a closer look at the conditions in August, check out Laguna weather in August.
In comparing the weather of December and September, we see notable differences in temperature and humidity. December boasts warmer temperatures, with average highs reaching 29°C (85°F) compared to September's maximum of 25°C (77°F). The average temperature in December is around 23°C (73°F), while September offers a cooler average of 18°C (65°F). Precipitation levels are relatively similar, with December receiving 110 mm (4.4 in) over 13 days, slightly less than September's 114 mm (4.5 in) over 11 days. Both months feature high humidity, with December at 88% and September at 86%. For a detailed look at September weather specifics, you can visit Laguna weather in September.
In December, the weather can be notably warmer than in October, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 29°C (85°F), compared to October's more moderate range of 16°C (60°F) to 26°C (79°F). Although December has slightly lower precipitation overall, with 110 mm (4.4 in) over 13 days, it is still quite humid, averaging 88%. In contrast, October experiences a bit more rain, totaling 121 mm (4.8 in) across 15 days, with humidity levels at 87%. For more detailed information on October's weather in Laguna, check out Laguna weather in October.
In comparing the weather of December and November, December tends to be slightly warmer overall, with average temperatures reaching 23°C (73°F) compared to November's 21°C (70°F). While both months experience high humidity, December has a marginally higher humidity level at 88% compared to November’s 87%. Additionally, December sees an increase in precipitation, totaling 110 mm (4.4 in) over 13 days, as opposed to November's 92 mm (3.6 in) over 12 days. For more specific insights on November's conditions, you can check Laguna weather in November.
As December graces Laguna, the weather transforms into a lively blend of warmth and humidity, standing out from the milder months that precede it. With average temperatures climbing to a pleasant 23°C (73°F) and occasionally peaking at exhilarating 29°C (85°F), the atmosphere feels inviting yet seasonally humid, often hovering around 88%. However, the month isn't without its rainy days, as 13 days of precipitation contribute to a total of 110 mm (4.4 in), adding a refreshing twist to the tropical vibe. Those yearning for a vibrant coastal experience will find December’s lively climate perfect for both adventure and relaxation. For more insights on the region's annual weather patterns, visit Laguna Climate.